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< p > arduino < a class = "el" href = "structi2c.html" title = "static ci2c bus config and control parameters " > i2c< / a > in plain c declarations
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< div class = "textblock" > < code > #include < Arduino.h> < / code > < br / >
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Data Structures< / h2 > < / td > < / tr >
< tr class = "memitem:" > < td class = "memItemLeft" align = "right" valign = "top" > struct   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "struct_struct_i2_c_slave.html" > StructI2CSlave< / a > < / td > < / tr >
< tr class = "memdesc:" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > ci2c slave config and control parameters < a href = "struct_struct_i2_c_slave.html#details" > More...< / a > < br / > < / td > < / tr >
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Macros< / h2 > < / td > < / tr >
< tr class = "memitem:a903c1d6745f8a43b91ff42c6aaa3d362" > < td class = "memItemLeft" align = "right" valign = "top" > #define  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a903c1d6745f8a43b91ff42c6aaa3d362" > __attribute__< / a > (a)< / td > < / tr >
< tr class = "memdesc:a903c1d6745f8a43b91ff42c6aaa3d362" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > GCC attribute (ignored by Doxygen) < a href = "#a903c1d6745f8a43b91ff42c6aaa3d362" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a903c1d6745f8a43b91ff42c6aaa3d362" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a5f24fbfb40599863dc8233731f781c4f" > < td class = "memItemLeft" align = "right" valign = "top" > #define  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a5f24fbfb40599863dc8233731f781c4f" > DEF_CI2C_NB_RETRIES< / a >       3< / td > < / tr >
< tr class = "memdesc:a5f24fbfb40599863dc8233731f781c4f" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Default cI2C transaction retries. < a href = "#a5f24fbfb40599863dc8233731f781c4f" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a5f24fbfb40599863dc8233731f781c4f" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a1289567006bc93ef027a578d840c1e0d" > < td class = "memItemLeft" align = "right" valign = "top" > #define  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a1289567006bc93ef027a578d840c1e0d" > DEF_CI2C_TIMEOUT< / a >       100< / td > < / tr >
< tr class = "memdesc:a1289567006bc93ef027a578d840c1e0d" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Default cI2C timeout. < a href = "#a1289567006bc93ef027a578d840c1e0d" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a1289567006bc93ef027a578d840c1e0d" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< / table > < table class = "memberdecls" >
< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "typedef-members" > < / a >
Typedefs< / h2 > < / td > < / tr >
< tr class = "memitem:aa06111accc71a55517b8810727523574" > < td class = "memItemLeft" align = "right" valign = "top" > typedef enum < a class = "el" href = "ci2c_8h.html#a938af1642c47503bcefa8c8de11d7173" > enI2C_RW< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#aa06111accc71a55517b8810727523574" > I2C_RW< / a > < / td > < / tr >
< tr class = "separator:aa06111accc71a55517b8810727523574" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a19bff3ea64e8558c14de3fc951ba6bad" > < td class = "memItemLeft" align = "right" valign = "top" > typedef enum < a class = "el" href = "ci2c_8h.html#a6572c289eb10e3543e42d34e710f5b67" > enI2C_SPEED< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a19bff3ea64e8558c14de3fc951ba6bad" > I2C_SPEED< / a > < / td > < / tr >
< tr class = "separator:a19bff3ea64e8558c14de3fc951ba6bad" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a489c20161e94a87325ca7e240032686b" > < td class = "memItemLeft" align = "right" valign = "top" > typedef enum < a class = "el" href = "ci2c_8h.html#a72ff1cee208396b40ebb555f1ed83743" > enI2C_STATUS< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a489c20161e94a87325ca7e240032686b" > I2C_STATUS< / a > < / td > < / tr >
< tr class = "separator:a489c20161e94a87325ca7e240032686b" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a9dadf50a895a9c06f7fb2968166b316a" > < td class = "memItemLeft" align = "right" valign = "top" > typedef enum < a class = "el" href = "ci2c_8h.html#a98a8ae8df4864bb7d9a8b4509d863513" > enI2C_INT_SIZE< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a9dadf50a895a9c06f7fb2968166b316a" > I2C_INT_SIZE< / a > < / td > < / tr >
< tr class = "separator:a9dadf50a895a9c06f7fb2968166b316a" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:af9c7e60b84174c9a42c0883f4c4a9b97" > < td class = "memItemLeft" align = "right" valign = "top" > typedef bool(*  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#af9c7e60b84174c9a42c0883f4c4a9b97" > ci2c_fct_ptr< / a > ) (void *, const uint16_t, uint8_t *, const uint16_t)< / td > < / tr >
< tr class = "memdesc:af9c7e60b84174c9a42c0883f4c4a9b97" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > < a class = "el" href = "structi2c.html" title = "static ci2c bus config and control parameters " > i2c< / a > read/write function pointer typedef < a href = "#af9c7e60b84174c9a42c0883f4c4a9b97" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:af9c7e60b84174c9a42c0883f4c4a9b97" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a916f30ff94044ecc9f8a177446da485a" > < td class = "memItemLeft" align = "right" valign = "top" > typedef struct < a class = "el" href = "struct_struct_i2_c_slave.html" > StructI2CSlave< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > < / td > < / tr >
< tr class = "separator:a916f30ff94044ecc9f8a177446da485a" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< / table > < table class = "memberdecls" >
< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "enum-members" > < / a >
Enumerations< / h2 > < / td > < / tr >
< tr class = "memitem:a938af1642c47503bcefa8c8de11d7173" > < td class = "memItemLeft" align = "right" valign = "top" > enum   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a938af1642c47503bcefa8c8de11d7173" > enI2C_RW< / a > { < a class = "el" href = "ci2c_8h.html#a938af1642c47503bcefa8c8de11d7173adbf6337ed546b3c21fd08c397a346bb2" > I2C_WRITE< / a > = 0,
< a class = "el" href = "ci2c_8h.html#a938af1642c47503bcefa8c8de11d7173a30040082a257338fe25e5bd5136bc9a8" > I2C_READ< / a >
}< tr class = "memdesc:a938af1642c47503bcefa8c8de11d7173" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > I2C RW bit enumeration. < a href = "ci2c_8h.html#a938af1642c47503bcefa8c8de11d7173" > More...< / a > < br / > < / td > < / tr >
< / td > < / tr >
< tr class = "separator:a938af1642c47503bcefa8c8de11d7173" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a6572c289eb10e3543e42d34e710f5b67" > < td class = "memItemLeft" align = "right" valign = "top" > enum   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a6572c289eb10e3543e42d34e710f5b67" > enI2C_SPEED< / a > { < a class = "el" href = "ci2c_8h.html#a6572c289eb10e3543e42d34e710f5b67acf556067cbb57aaf5f6c71e64fa46cb6" > I2C_STD< / a > = 100,
< a class = "el" href = "ci2c_8h.html#a6572c289eb10e3543e42d34e710f5b67ad87a75087baf689cf3a240a769d2b558" > I2C_FM< / a > = 400,
< a class = "el" href = "ci2c_8h.html#a6572c289eb10e3543e42d34e710f5b67acab280b484ea06a499900154515f3005" > I2C_FMP< / a > = 1000,
< a class = "el" href = "ci2c_8h.html#a6572c289eb10e3543e42d34e710f5b67a6595b5891728545ae73b56eecaedeae6" > I2C_HS< / a > = 3400
}< tr class = "memdesc:a6572c289eb10e3543e42d34e710f5b67" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > I2C bus speed. < a href = "ci2c_8h.html#a6572c289eb10e3543e42d34e710f5b67" > More...< / a > < br / > < / td > < / tr >
< / td > < / tr >
< tr class = "separator:a6572c289eb10e3543e42d34e710f5b67" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a72ff1cee208396b40ebb555f1ed83743" > < td class = "memItemLeft" align = "right" valign = "top" > enum   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a72ff1cee208396b40ebb555f1ed83743" > enI2C_STATUS< / a > { < a class = "el" href = "ci2c_8h.html#a72ff1cee208396b40ebb555f1ed83743aeceba296bdda2b90e8835c431fe7a72a" > I2C_OK< / a > = 0x00,
< a class = "el" href = "ci2c_8h.html#a72ff1cee208396b40ebb555f1ed83743a49e65f3960437d80b8328e7898cc90de" > I2C_BUSY< / a > ,
< a class = "el" href = "ci2c_8h.html#a72ff1cee208396b40ebb555f1ed83743ae869b289c6b9b73b95dd1b40cbc9d651" > I2C_NACK< / a >
}< tr class = "memdesc:a72ff1cee208396b40ebb555f1ed83743" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > I2C slave status. < a href = "ci2c_8h.html#a72ff1cee208396b40ebb555f1ed83743" > More...< / a > < br / > < / td > < / tr >
< / td > < / tr >
< tr class = "separator:a72ff1cee208396b40ebb555f1ed83743" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a98a8ae8df4864bb7d9a8b4509d863513" > < td class = "memItemLeft" align = "right" valign = "top" > enum   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a98a8ae8df4864bb7d9a8b4509d863513" > enI2C_INT_SIZE< / a > { < a class = "el" href = "ci2c_8h.html#a98a8ae8df4864bb7d9a8b4509d863513a32d90f6214c5b494454666979a87b595" > I2C_NO_REG< / a > = 0x00,
< a class = "el" href = "ci2c_8h.html#a98a8ae8df4864bb7d9a8b4509d863513a61e2f99ae5ece961b270ed978f43ffca" > I2C_8B_REG< / a > ,
< a class = "el" href = "ci2c_8h.html#a98a8ae8df4864bb7d9a8b4509d863513af7da1353d311749981b6ad185fa4d2d9" > I2C_16B_REG< / a >
}< tr class = "memdesc:a98a8ae8df4864bb7d9a8b4509d863513" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > I2C slave internal address registers size. < a href = "ci2c_8h.html#a98a8ae8df4864bb7d9a8b4509d863513" > More...< / a > < br / > < / td > < / tr >
< / td > < / tr >
< tr class = "separator:a98a8ae8df4864bb7d9a8b4509d863513" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< / table > < table class = "memberdecls" >
< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "func-members" > < / a >
Functions< / h2 > < / td > < / tr >
< tr class = "memitem:af93c2e35e06edcea492607b628d5ae1f" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#af93c2e35e06edcea492607b628d5ae1f" > I2C_slave_init< / a > (< a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave, const uint8_t sl_addr, const < a class = "el" href = "ci2c_8h.html#a9dadf50a895a9c06f7fb2968166b316a" > I2C_INT_SIZE< / a > reg_sz)< / td > < / tr >
< tr class = "memdesc:af93c2e35e06edcea492607b628d5ae1f" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Init an I2C slave structure for cMI2C communication. < a href = "#af93c2e35e06edcea492607b628d5ae1f" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:af93c2e35e06edcea492607b628d5ae1f" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a8d88530833d3685d52ea5486b1316427" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a8d88530833d3685d52ea5486b1316427" > I2C_slave_set_rw_func< / a > (< a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave, const < a class = "el" href = "ci2c_8h.html#af9c7e60b84174c9a42c0883f4c4a9b97" > ci2c_fct_ptr< / a > func, const < a class = "el" href = "ci2c_8h.html#aa06111accc71a55517b8810727523574" > I2C_RW< / a > rw)< / td > < / tr >
< tr class = "memdesc:a8d88530833d3685d52ea5486b1316427" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Redirect slave I2C read/write function (if needed for advanced use) < a href = "#a8d88530833d3685d52ea5486b1316427" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a8d88530833d3685d52ea5486b1316427" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ad0eed3132d3284d6f921d13488721226" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#ad0eed3132d3284d6f921d13488721226" > I2C_slave_set_addr< / a > (< a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave, const uint8_t sl_addr)< / td > < / tr >
< tr class = "memdesc:ad0eed3132d3284d6f921d13488721226" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Change I2C slave address. < a href = "#ad0eed3132d3284d6f921d13488721226" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ad0eed3132d3284d6f921d13488721226" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a47d121773459b24568e5df4f81fbf905" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a47d121773459b24568e5df4f81fbf905" > I2C_slave_set_reg_size< / a > (< a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave, const < a class = "el" href = "ci2c_8h.html#a9dadf50a895a9c06f7fb2968166b316a" > I2C_INT_SIZE< / a > reg_sz)< / td > < / tr >
< tr class = "memdesc:a47d121773459b24568e5df4f81fbf905" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Change I2C registers map size (for access) < a href = "#a47d121773459b24568e5df4f81fbf905" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a47d121773459b24568e5df4f81fbf905" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a061eb7b1f0b2fe0203d7947d01437042" > < td class = "memItemLeft" align = "right" valign = "top" > uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a061eb7b1f0b2fe0203d7947d01437042" > I2C_slave_get_addr< / a > (const < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave)< / td > < / tr >
< tr class = "memdesc:a061eb7b1f0b2fe0203d7947d01437042" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Get I2C slave address. < a href = "#a061eb7b1f0b2fe0203d7947d01437042" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a061eb7b1f0b2fe0203d7947d01437042" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:acbece630e3277827b1a0351d0bdad74a" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#acbece630e3277827b1a0351d0bdad74a" > I2C_slave_get_reg_size< / a > (const < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave)< / td > < / tr >
< tr class = "memdesc:acbece630e3277827b1a0351d0bdad74a" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Get I2C register map size (for access) < a href = "#acbece630e3277827b1a0351d0bdad74a" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:acbece630e3277827b1a0351d0bdad74a" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a41be982659cb049fcdf88a18e3e4c4e0" > < td class = "memItemLeft" align = "right" valign = "top" > uint16_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a41be982659cb049fcdf88a18e3e4c4e0" > I2C_slave_get_reg_addr< / a > (const < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave)< / td > < / tr >
< tr class = "memdesc:a41be982659cb049fcdf88a18e3e4c4e0" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Get I2C current register address (addr may passed this way in procedures if contigous accesses) < a href = "#a41be982659cb049fcdf88a18e3e4c4e0" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a41be982659cb049fcdf88a18e3e4c4e0" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a99283d800332d700deed19f5a37e61d8" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a99283d800332d700deed19f5a37e61d8" > I2C_init< / a > (const uint16_t < a class = "el" href = "ci2c_8c.html#a182293bc8273b099986183c0959e77da" > speed< / a > )< / td > < / tr >
< tr class = "memdesc:a99283d800332d700deed19f5a37e61d8" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Enable I2c module on arduino board (including pull-ups, enabling of ACK, and setting clock frequency) < a href = "#a99283d800332d700deed19f5a37e61d8" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a99283d800332d700deed19f5a37e61d8" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a74e1381b536811b202d087471723fb9e" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a74e1381b536811b202d087471723fb9e" > I2C_uninit< / a > ()< / td > < / tr >
< tr class = "memdesc:a74e1381b536811b202d087471723fb9e" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Disable I2c module on arduino board (releasing pull-ups, and TWI control) < a href = "#a74e1381b536811b202d087471723fb9e" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a74e1381b536811b202d087471723fb9e" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a7c5b1857ae28ade8959a8a06f500ecde" > < td class = "memItemLeft" align = "right" valign = "top" > uint16_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a7c5b1857ae28ade8959a8a06f500ecde" > I2C_set_speed< / a > (const uint16_t < a class = "el" href = "ci2c_8c.html#a182293bc8273b099986183c0959e77da" > speed< / a > )< / td > < / tr >
< tr class = "memdesc:a7c5b1857ae28ade8959a8a06f500ecde" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Change I2C frequency. < a href = "#a7c5b1857ae28ade8959a8a06f500ecde" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a7c5b1857ae28ade8959a8a06f500ecde" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:acd209174a3b5ab213131a93633c19a38" > < td class = "memItemLeft" align = "right" valign = "top" > uint16_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#acd209174a3b5ab213131a93633c19a38" > I2C_set_timeout< / a > (const uint16_t < a class = "el" href = "ci2c_8c.html#a7f1ad43d3bf79b40bc39dbb5a6c3a5ae" > timeout< / a > )< / td > < / tr >
< tr class = "memdesc:acd209174a3b5ab213131a93633c19a38" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Change I2C ack timeout. < a href = "#acd209174a3b5ab213131a93633c19a38" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:acd209174a3b5ab213131a93633c19a38" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ad74e31ebd08a9ddef57f571783f37cc7" > < td class = "memItemLeft" align = "right" valign = "top" > uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#ad74e31ebd08a9ddef57f571783f37cc7" > I2C_set_retries< / a > (const uint8_t < a class = "el" href = "ci2c_8c.html#a458ee314eb40ab7e0c913a036333cc0d" > retries< / a > )< / td > < / tr >
< tr class = "memdesc:ad74e31ebd08a9ddef57f571783f37cc7" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Change I2C message retries (in case of failure) < a href = "#ad74e31ebd08a9ddef57f571783f37cc7" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ad74e31ebd08a9ddef57f571783f37cc7" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ac370df06df51c68217eafcee96e5a3e0" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#ac370df06df51c68217eafcee96e5a3e0" > I2C_is_busy< / a > (void)< / td > < / tr >
< tr class = "memdesc:ac370df06df51c68217eafcee96e5a3e0" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Get I2C busy status. < a href = "#ac370df06df51c68217eafcee96e5a3e0" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ac370df06df51c68217eafcee96e5a3e0" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a83adef951ffd9fb5105216f6ee464bb9" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "el" href = "ci2c_8h.html#a489c20161e94a87325ca7e240032686b" > I2C_STATUS< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a83adef951ffd9fb5105216f6ee464bb9" > I2C_write< / a > (< a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave, const uint16_t reg_addr, uint8_t *data, const uint16_t bytes)< / td > < / tr >
< tr class = "memdesc:a83adef951ffd9fb5105216f6ee464bb9" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > This function writes the provided data to the address specified. < a href = "#a83adef951ffd9fb5105216f6ee464bb9" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a83adef951ffd9fb5105216f6ee464bb9" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:add4eec772922da692bdbb84c354a3fa0" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "el" href = "ci2c_8h.html#a489c20161e94a87325ca7e240032686b" > I2C_STATUS< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#add4eec772922da692bdbb84c354a3fa0" > I2C_write_next< / a > (< a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave, uint8_t *data, const uint16_t bytes)< / td > < / tr >
< tr class = "memdesc:add4eec772922da692bdbb84c354a3fa0" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > This inline is a wrapper to I2C_write in case of contigous operations. < a href = "#add4eec772922da692bdbb84c354a3fa0" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:add4eec772922da692bdbb84c354a3fa0" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ad5e4a006f6cea5844a810fab30b40f87" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "el" href = "ci2c_8h.html#a489c20161e94a87325ca7e240032686b" > I2C_STATUS< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#ad5e4a006f6cea5844a810fab30b40f87" > I2C_read< / a > (< a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave, const uint16_t reg_addr, uint8_t *data, const uint16_t bytes)< / td > < / tr >
< tr class = "memdesc:ad5e4a006f6cea5844a810fab30b40f87" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > This function reads data from the address specified and stores this data in the area provided by the pointer. < a href = "#ad5e4a006f6cea5844a810fab30b40f87" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ad5e4a006f6cea5844a810fab30b40f87" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:afc15fc625892e1e50e831d7934073299" > < td class = "memItemLeft" align = "right" valign = "top" > < a class = "el" href = "ci2c_8h.html#a489c20161e94a87325ca7e240032686b" > I2C_STATUS< / a >   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#afc15fc625892e1e50e831d7934073299" > I2C_read_next< / a > (< a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave, uint8_t *data, const uint16_t bytes)< / td > < / tr >
< tr class = "memdesc:afc15fc625892e1e50e831d7934073299" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > This inline is a wrapper to I2C_read in case of contigous operations. < a href = "#afc15fc625892e1e50e831d7934073299" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:afc15fc625892e1e50e831d7934073299" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a2c25bc5fdf909b7d45d722970eb04d82" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a2c25bc5fdf909b7d45d722970eb04d82" > I2C_reset< / a > (void)< / td > < / tr >
< tr class = "memdesc:a2c25bc5fdf909b7d45d722970eb04d82" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > I2C bus reset (Release SCL and SDA lines and re-enable module) < a href = "#a2c25bc5fdf909b7d45d722970eb04d82" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a2c25bc5fdf909b7d45d722970eb04d82" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:aaadadbb29f315f2030223665f1988188" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#aaadadbb29f315f2030223665f1988188" > I2C_start< / a > (void)< / td > < / tr >
< tr class = "memdesc:aaadadbb29f315f2030223665f1988188" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Send start condition. < a href = "#aaadadbb29f315f2030223665f1988188" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:aaadadbb29f315f2030223665f1988188" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a53eb804c24e8e86717f7aaebdab1aa53" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a53eb804c24e8e86717f7aaebdab1aa53" > I2C_stop< / a > (void)< / td > < / tr >
< tr class = "memdesc:a53eb804c24e8e86717f7aaebdab1aa53" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Send stop condition. < a href = "#a53eb804c24e8e86717f7aaebdab1aa53" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a53eb804c24e8e86717f7aaebdab1aa53" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ab20db75dfa22dc47df506cab3bd11c60" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#ab20db75dfa22dc47df506cab3bd11c60" > I2C_wr8< / a > (const uint8_t dat)< / td > < / tr >
< tr class = "memdesc:ab20db75dfa22dc47df506cab3bd11c60" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Send byte on bus. < a href = "#ab20db75dfa22dc47df506cab3bd11c60" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:ab20db75dfa22dc47df506cab3bd11c60" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a8d6d7eb118ea1505df039075a00c267b" > < td class = "memItemLeft" align = "right" valign = "top" > uint8_t  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#a8d6d7eb118ea1505df039075a00c267b" > I2C_rd8< / a > (const bool ack)< / td > < / tr >
< tr class = "memdesc:a8d6d7eb118ea1505df039075a00c267b" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Receive byte from bus. < a href = "#a8d6d7eb118ea1505df039075a00c267b" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:a8d6d7eb118ea1505df039075a00c267b" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:aae536cceb33d07e71af9d459a2fc6dc8" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "ci2c_8h.html#aae536cceb33d07e71af9d459a2fc6dc8" > I2C_sndAddr< / a > (< a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *slave, const < a class = "el" href = "ci2c_8h.html#aa06111accc71a55517b8810727523574" > I2C_RW< / a > rw)< / td > < / tr >
< tr class = "memdesc:aae536cceb33d07e71af9d459a2fc6dc8" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Send I2C address. < a href = "#aae536cceb33d07e71af9d459a2fc6dc8" > More...< / a > < br / > < / td > < / tr >
< tr class = "separator:aae536cceb33d07e71af9d459a2fc6dc8" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< / table >
< a name = "details" id = "details" > < / a > < h2 class = "groupheader" > Detailed Description< / h2 >
< div class = "textblock" > < p > arduino < a class = "el" href = "structi2c.html" title = "static ci2c bus config and control parameters " > i2c< / a > in plain c declarations < / p >
< dl class = "section author" > < dt > Author< / dt > < dd > SMFSW < / dd > < / dl >
< dl class = "section copyright" > < dt > Copyright< / dt > < dd > MIT SMFSW (2017) < / dd > < / dl >
< dl class = "section warning" > < dt > Warning< / dt > < dd > Don't access (r/w) last 16b internal address byte alone right after init, this would lead to hazardous result (in such case, make a dummy read of addr 0 before) < / dd > < / dl >
< / div > < h2 class = "groupheader" > Macro Definition Documentation< / h2 >
< a id = "a903c1d6745f8a43b91ff42c6aaa3d362" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a903c1d6745f8a43b91ff42c6aaa3d362" > ◆ < / a > < / span > __attribute__< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > #define __attribute__< / td >
< td > (< / td >
< td class = "paramtype" >   < / td >
< td class = "paramname" > a< / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > GCC attribute (ignored by Doxygen) < / p >
< / div >
< / div >
< a id = "a5f24fbfb40599863dc8233731f781c4f" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a5f24fbfb40599863dc8233731f781c4f" > ◆ < / a > < / span > DEF_CI2C_NB_RETRIES< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > #define DEF_CI2C_NB_RETRIES      3< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Default cI2C transaction retries. < / p >
< / div >
< / div >
< a id = "a1289567006bc93ef027a578d840c1e0d" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a1289567006bc93ef027a578d840c1e0d" > ◆ < / a > < / span > DEF_CI2C_TIMEOUT< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > #define DEF_CI2C_TIMEOUT      100< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Default cI2C timeout. < / p >
< / div >
< / div >
< h2 class = "groupheader" > Typedef Documentation< / h2 >
< a id = "af9c7e60b84174c9a42c0883f4c4a9b97" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#af9c7e60b84174c9a42c0883f4c4a9b97" > ◆ < / a > < / span > ci2c_fct_ptr< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > typedef bool(* ci2c_fct_ptr) (void *, const uint16_t, uint8_t *, const uint16_t)< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > < a class = "el" href = "structi2c.html" title = "static ci2c bus config and control parameters " > i2c< / a > read/write function pointer typedef < / p >
< / div >
< / div >
< a id = "a9dadf50a895a9c06f7fb2968166b316a" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a9dadf50a895a9c06f7fb2968166b316a" > ◆ < / a > < / span > I2C_INT_SIZE< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > typedef enum < a class = "el" href = "ci2c_8h.html#a98a8ae8df4864bb7d9a8b4509d863513" > enI2C_INT_SIZE< / a > < a class = "el" href = "ci2c_8h.html#a9dadf50a895a9c06f7fb2968166b316a" > I2C_INT_SIZE< / a > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< / div >
< / div >
< a id = "aa06111accc71a55517b8810727523574" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#aa06111accc71a55517b8810727523574" > ◆ < / a > < / span > I2C_RW< / h2 >
< div class = "memitem" >
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< table class = "memname" >
< tr >
< td class = "memname" > typedef enum < a class = "el" href = "ci2c_8h.html#a938af1642c47503bcefa8c8de11d7173" > enI2C_RW< / a > < a class = "el" href = "ci2c_8h.html#aa06111accc71a55517b8810727523574" > I2C_RW< / a > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< / div >
< / div >
< a id = "a916f30ff94044ecc9f8a177446da485a" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a916f30ff94044ecc9f8a177446da485a" > ◆ < / a > < / span > I2C_SLAVE< / h2 >
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< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > typedef struct < a class = "el" href = "struct_struct_i2_c_slave.html" > StructI2CSlave< / a > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< / div >
< / div >
< a id = "a19bff3ea64e8558c14de3fc951ba6bad" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a19bff3ea64e8558c14de3fc951ba6bad" > ◆ < / a > < / span > I2C_SPEED< / h2 >
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< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > typedef enum < a class = "el" href = "ci2c_8h.html#a6572c289eb10e3543e42d34e710f5b67" > enI2C_SPEED< / a > < a class = "el" href = "ci2c_8h.html#a19bff3ea64e8558c14de3fc951ba6bad" > I2C_SPEED< / a > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< / div >
< / div >
< a id = "a489c20161e94a87325ca7e240032686b" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a489c20161e94a87325ca7e240032686b" > ◆ < / a > < / span > I2C_STATUS< / h2 >
< div class = "memitem" >
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< table class = "memname" >
< tr >
< td class = "memname" > typedef enum < a class = "el" href = "ci2c_8h.html#a72ff1cee208396b40ebb555f1ed83743" > enI2C_STATUS< / a > < a class = "el" href = "ci2c_8h.html#a489c20161e94a87325ca7e240032686b" > I2C_STATUS< / a > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< / div >
< / div >
< h2 class = "groupheader" > Enumeration Type Documentation< / h2 >
< a id = "a98a8ae8df4864bb7d9a8b4509d863513" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a98a8ae8df4864bb7d9a8b4509d863513" > ◆ < / a > < / span > enI2C_INT_SIZE< / h2 >
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< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > enum < a class = "el" href = "ci2c_8h.html#a98a8ae8df4864bb7d9a8b4509d863513" > enI2C_INT_SIZE< / a > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > I2C slave internal address registers size. < / p >
< dl class = "attribute" > < dt > < b > < a class = "el" href = "attribute.html#_attribute000007" > GCC Attributes:< / a > < / b > < / dt > < dd > packed enum < / dd > < / dl >
< table class = "fieldtable" >
< tr > < th colspan = "2" > Enumerator< / th > < / tr > < tr > < td class = "fieldname" > < a id = "a98a8ae8df4864bb7d9a8b4509d863513a32d90f6214c5b494454666979a87b595" > < / a > I2C_NO_REG  < / td > < td class = "fielddoc" > < p > Internal address registers not applicable for slave. < / p >
< / td > < / tr >
< tr > < td class = "fieldname" > < a id = "a98a8ae8df4864bb7d9a8b4509d863513a61e2f99ae5ece961b270ed978f43ffca" > < / a > I2C_8B_REG  < / td > < td class = "fielddoc" > < p > Slave internal address registers space is 8bits wide. < / p >
< / td > < / tr >
< tr > < td class = "fieldname" > < a id = "a98a8ae8df4864bb7d9a8b4509d863513af7da1353d311749981b6ad185fa4d2d9" > < / a > I2C_16B_REG  < / td > < td class = "fielddoc" > < p > Slave internal address registers space is 16bits wide. < / p >
< / td > < / tr >
< / table >
< / div >
< / div >
< a id = "a938af1642c47503bcefa8c8de11d7173" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a938af1642c47503bcefa8c8de11d7173" > ◆ < / a > < / span > enI2C_RW< / h2 >
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< tr >
< td class = "memname" > enum < a class = "el" href = "ci2c_8h.html#a938af1642c47503bcefa8c8de11d7173" > enI2C_RW< / a > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > I2C RW bit enumeration. < / p >
< dl class = "attribute" > < dt > < b > < a class = "el" href = "attribute.html#_attribute000004" > GCC Attributes:< / a > < / b > < / dt > < dd > packed enum < / dd > < / dl >
< table class = "fieldtable" >
< tr > < th colspan = "2" > Enumerator< / th > < / tr > < tr > < td class = "fieldname" > < a id = "a938af1642c47503bcefa8c8de11d7173adbf6337ed546b3c21fd08c397a346bb2" > < / a > I2C_WRITE  < / td > < td class = "fielddoc" > < p > I2C rw bit (write) < / p >
< / td > < / tr >
< tr > < td class = "fieldname" > < a id = "a938af1642c47503bcefa8c8de11d7173a30040082a257338fe25e5bd5136bc9a8" > < / a > I2C_READ  < / td > < td class = "fielddoc" > < p > I2C rw bit (read) < / p >
< / td > < / tr >
< / table >
< / div >
< / div >
< a id = "a6572c289eb10e3543e42d34e710f5b67" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a6572c289eb10e3543e42d34e710f5b67" > ◆ < / a > < / span > enI2C_SPEED< / h2 >
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< table class = "memname" >
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< td class = "memname" > enum < a class = "el" href = "ci2c_8h.html#a6572c289eb10e3543e42d34e710f5b67" > enI2C_SPEED< / a > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > I2C bus speed. < / p >
< dl class = "attribute" > < dt > < b > < a class = "el" href = "attribute.html#_attribute000005" > GCC Attributes:< / a > < / b > < / dt > < dd > packed enum < / dd > < / dl >
< table class = "fieldtable" >
< tr > < th colspan = "2" > Enumerator< / th > < / tr > < tr > < td class = "fieldname" > < a id = "a6572c289eb10e3543e42d34e710f5b67acf556067cbb57aaf5f6c71e64fa46cb6" > < / a > I2C_STD  < / td > < td class = "fielddoc" > < p > I2C Standard (100KHz) < / p >
< / td > < / tr >
< tr > < td class = "fieldname" > < a id = "a6572c289eb10e3543e42d34e710f5b67ad87a75087baf689cf3a240a769d2b558" > < / a > I2C_FM  < / td > < td class = "fielddoc" > < p > I2C Fast Mode (400KHz) < / p >
< / td > < / tr >
< tr > < td class = "fieldname" > < a id = "a6572c289eb10e3543e42d34e710f5b67acab280b484ea06a499900154515f3005" > < / a > I2C_FMP  < / td > < td class = "fielddoc" > < p > I2C Fast mode + (1MHz): will set speed to Fast Mode (up to 400KHz on avr) < / p >
< / td > < / tr >
< tr > < td class = "fieldname" > < a id = "a6572c289eb10e3543e42d34e710f5b67a6595b5891728545ae73b56eecaedeae6" > < / a > I2C_HS  < / td > < td class = "fielddoc" > < p > I2C High Speed (3.4MHz): will set speed to Fast Mode (up to 400KHz on avr) < / p >
< / td > < / tr >
< / table >
< / div >
< / div >
< a id = "a72ff1cee208396b40ebb555f1ed83743" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a72ff1cee208396b40ebb555f1ed83743" > ◆ < / a > < / span > enI2C_STATUS< / h2 >
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< td class = "memname" > enum < a class = "el" href = "ci2c_8h.html#a72ff1cee208396b40ebb555f1ed83743" > enI2C_STATUS< / a > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > I2C slave status. < / p >
< dl class = "attribute" > < dt > < b > < a class = "el" href = "attribute.html#_attribute000006" > GCC Attributes:< / a > < / b > < / dt > < dd > packed enum < / dd > < / dl >
< table class = "fieldtable" >
< tr > < th colspan = "2" > Enumerator< / th > < / tr > < tr > < td class = "fieldname" > < a id = "a72ff1cee208396b40ebb555f1ed83743aeceba296bdda2b90e8835c431fe7a72a" > < / a > I2C_OK  < / td > < td class = "fielddoc" > < p > I2C OK. < / p >
< / td > < / tr >
< tr > < td class = "fieldname" > < a id = "a72ff1cee208396b40ebb555f1ed83743a49e65f3960437d80b8328e7898cc90de" > < / a > I2C_BUSY  < / td > < td class = "fielddoc" > < p > I2C Bus busy. < / p >
< / td > < / tr >
< tr > < td class = "fieldname" > < a id = "a72ff1cee208396b40ebb555f1ed83743ae869b289c6b9b73b95dd1b40cbc9d651" > < / a > I2C_NACK  < / td > < td class = "fielddoc" > < p > I2C Not Acknowledge. < / p >
< / td > < / tr >
< / table >
< / div >
< / div >
< h2 class = "groupheader" > Function Documentation< / h2 >
< a id = "a99283d800332d700deed19f5a37e61d8" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a99283d800332d700deed19f5a37e61d8" > ◆ < / a > < / span > I2C_init()< / h2 >
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< td class = "memname" > void I2C_init < / td >
< td > (< / td >
< td class = "paramtype" > const uint16_t  < / td >
< td class = "paramname" > < em > speed< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Enable I2c module on arduino board (including pull-ups, enabling of ACK, and setting clock frequency) < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > speed< / td > < td > - I2C bus speed in KHz < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > nothing < / dd > < / dl >
< div class = "dynheader" >
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< a id = "ac370df06df51c68217eafcee96e5a3e0" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ac370df06df51c68217eafcee96e5a3e0" > ◆ < / a > < / span > I2C_is_busy()< / h2 >
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< tr >
< td class = "memname" > bool I2C_is_busy < / td >
< td > (< / td >
< td class = "paramtype" > void  < / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Get I2C busy status. < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > true if busy < / dd > < / dl >
< div class = "dynheader" >
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< a id = "a8d6d7eb118ea1505df039075a00c267b" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a8d6d7eb118ea1505df039075a00c267b" > ◆ < / a > < / span > I2C_rd8()< / h2 >
< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
< td class = "memname" > uint8_t I2C_rd8 < / td >
< td > (< / td >
< td class = "paramtype" > const bool  < / td >
< td class = "paramname" > < em > ack< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Receive byte from bus. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > ack< / td > < td > - true if wait for ack < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > true if data reception acknowledged (false otherwise) < / dd > < / dl >
< div class = "dynheader" >
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< a id = "ad5e4a006f6cea5844a810fab30b40f87" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ad5e4a006f6cea5844a810fab30b40f87" > ◆ < / a > < / span > I2C_read()< / h2 >
< div class = "memitem" >
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< table class = "memname" >
< tr >
< td class = "memname" > < a class = "el" href = "ci2c_8h.html#a489c20161e94a87325ca7e240032686b" > I2C_STATUS< / a > I2C_read < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const uint16_t  < / td >
< td class = "paramname" > < em > reg_addr< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint8_t *  < / td >
< td class = "paramname" > < em > data< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const uint16_t  < / td >
< td class = "paramname" > < em > bytes< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > This function reads data from the address specified and stores this data in the area provided by the pointer. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in,out]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > reg_addr< / td > < td > - register address in register map < / td > < / tr >
< tr > < td class = "paramdir" > [in,out]< / td > < td class = "paramname" > data< / td > < td > - pointer to the first byte of a block of data to read < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > bytes< / td > < td > - indicates how many bytes of data to read < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > I2C_STATUS status of read attempt < / dd > < / dl >
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< a id = "afc15fc625892e1e50e831d7934073299" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#afc15fc625892e1e50e831d7934073299" > ◆ < / a > < / span > I2C_read_next()< / h2 >
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< td class = "memname" > < a class = "el" href = "ci2c_8h.html#a489c20161e94a87325ca7e240032686b" > I2C_STATUS< / a > I2C_read_next < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint8_t *  < / td >
< td class = "paramname" > < em > data< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const uint16_t  < / td >
< td class = "paramname" > < em > bytes< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > inline< / span > < / span > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > This inline is a wrapper to I2C_read in case of contigous operations. < / p >
< dl class = "attribute" > < dt > < b > < a class = "el" href = "attribute.html#_attribute000013" > GCC Attributes:< / a > < / b > < / dt > < dd > inline < / dd > < / dl >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in,out]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > data< / td > < td > - pointer to the first byte of a block of data to read < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > bytes< / td > < td > - indicates how many bytes of data to read < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > I2C_STATUS status of read attempt < / dd > < / dl >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a2c25bc5fdf909b7d45d722970eb04d82" > ◆ < / a > < / span > I2C_reset()< / h2 >
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< td class = "memname" > void I2C_reset < / td >
< td > (< / td >
< td class = "paramtype" > void  < / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > I2C bus reset (Release SCL and SDA lines and re-enable module) < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > nothing < / dd > < / dl >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ad74e31ebd08a9ddef57f571783f37cc7" > ◆ < / a > < / span > I2C_set_retries()< / h2 >
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< div class = "memproto" >
< table class = "memname" >
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< td class = "memname" > uint8_t I2C_set_retries < / td >
< td > (< / td >
< td class = "paramtype" > const uint8_t  < / td >
< td class = "paramname" > < em > retries< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Change I2C message retries (in case of failure) < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > retries< / td > < td > - I2C number of retries (max of 8) < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > Configured number of retries < / dd > < / dl >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a7c5b1857ae28ade8959a8a06f500ecde" > ◆ < / a > < / span > I2C_set_speed()< / h2 >
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< td class = "memname" > uint16_t I2C_set_speed < / td >
< td > (< / td >
< td class = "paramtype" > const uint16_t  < / td >
< td class = "paramname" > < em > speed< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Change I2C frequency. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > speed< / td > < td > - I2C bus speed in KHz (max 400KHz on AVR) < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > Configured bus speed< / dd > < / dl >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > speed< / td > < td > - I2C speed in KHz (max 400KHz on avr) < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > Configured bus speed < / dd > < / dl >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#acd209174a3b5ab213131a93633c19a38" > ◆ < / a > < / span > I2C_set_timeout()< / h2 >
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< td class = "memname" > uint16_t I2C_set_timeout < / td >
< td > (< / td >
< td class = "paramtype" > const uint16_t  < / td >
< td class = "paramname" > < em > timeout< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Change I2C ack timeout. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > timeout< / td > < td > - I2C ack timeout (500 ms max) < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > Configured timeout < / dd > < / dl >
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< td class = "memname" > uint8_t I2C_slave_get_addr < / td >
< td > (< / td >
< td class = "paramtype" > const < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > < / td > < td > )< / td >
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< p > Get I2C slave address. < / p >
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< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > I2C slave address < / dd > < / dl >
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< a id = "a41be982659cb049fcdf88a18e3e4c4e0" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a41be982659cb049fcdf88a18e3e4c4e0" > ◆ < / a > < / span > I2C_slave_get_reg_addr()< / h2 >
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< td class = "memname" > uint16_t I2C_slave_get_reg_addr < / td >
< td > (< / td >
< td class = "paramtype" > const < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > < / td > < td > )< / td >
< td > < / td >
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< p > Get I2C current register address (addr may passed this way in procedures if contigous accesses) < / p >
< dl class = "attribute" > < dt > < b > < a class = "el" href = "attribute.html#_attribute000011" > GCC Attributes:< / a > < / b > < / dt > < dd > inline < / dd > < / dl >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure < / td > < / tr >
< / table >
< / dd >
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< dl class = "section return" > < dt > Returns< / dt > < dd > current register map address < / dd > < / dl >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#acbece630e3277827b1a0351d0bdad74a" > ◆ < / a > < / span > I2C_slave_get_reg_size()< / h2 >
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< td class = "memname" > bool I2C_slave_get_reg_size < / td >
< td > (< / td >
< td class = "paramtype" > const < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > < / td > < td > )< / td >
< td > < / td >
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< / td >
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< p > Get I2C register map size (for access) < / p >
< dl class = "attribute" > < dt > < b > < a class = "el" href = "attribute.html#_attribute000010" > GCC Attributes:< / a > < / b > < / dt > < dd > inline < / dd > < / dl >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure < / td > < / tr >
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< / dd >
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< dl class = "section return" > < dt > Returns< / dt > < dd > register map using 16bits if true (1Byte otherwise) < / dd > < / dl >
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< a id = "af93c2e35e06edcea492607b628d5ae1f" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#af93c2e35e06edcea492607b628d5ae1f" > ◆ < / a > < / span > I2C_slave_init()< / h2 >
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< td class = "memname" > void I2C_slave_init < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const uint8_t  < / td >
< td class = "paramname" > < em > sl_addr< / em > , < / td >
< / tr >
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< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const < a class = "el" href = "ci2c_8h.html#a9dadf50a895a9c06f7fb2968166b316a" > I2C_INT_SIZE< / a >   < / td >
< td class = "paramname" > < em > reg_sz< / em >   < / td >
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< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
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< p > Init an I2C slave structure for cMI2C communication. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure to init < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > sl_addr< / td > < td > - I2C slave address < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > reg_sz< / td > < td > - internal register map size < / td > < / tr >
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< / dd >
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< dl class = "section return" > < dt > Returns< / dt > < dd > nothing < / dd > < / dl >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ad0eed3132d3284d6f921d13488721226" > ◆ < / a > < / span > I2C_slave_set_addr()< / h2 >
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< td class = "memname" > bool I2C_slave_set_addr < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const uint8_t  < / td >
< td class = "paramname" > < em > sl_addr< / em >   < / td >
< / tr >
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< td > < / td >
< td > )< / td >
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< p > Change I2C slave address. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in,out]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure to init < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > sl_addr< / td > < td > - I2C slave address < / td > < / tr >
< / table >
< / dd >
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< dl class = "section return" > < dt > Returns< / dt > < dd > true if new address set (false if address is > 7Fh) < / dd > < / dl >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a47d121773459b24568e5df4f81fbf905" > ◆ < / a > < / span > I2C_slave_set_reg_size()< / h2 >
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< td class = "memname" > bool I2C_slave_set_reg_size < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const < a class = "el" href = "ci2c_8h.html#a9dadf50a895a9c06f7fb2968166b316a" > I2C_INT_SIZE< / a >   < / td >
< td class = "paramname" > < em > reg_sz< / em >   < / td >
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< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
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< p > Change I2C registers map size (for access) < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in,out]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > reg_sz< / td > < td > - internal register map size < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > true if new size is correct (false otherwise and set to 16bit by default) < / dd > < / dl >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a8d88530833d3685d52ea5486b1316427" > ◆ < / a > < / span > I2C_slave_set_rw_func()< / h2 >
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< td class = "memname" > void I2C_slave_set_rw_func < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const < a class = "el" href = "ci2c_8h.html#af9c7e60b84174c9a42c0883f4c4a9b97" > ci2c_fct_ptr< / a >   < / td >
< td class = "paramname" > < em > func< / em > , < / td >
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< td class = "paramtype" > const < a class = "el" href = "ci2c_8h.html#aa06111accc71a55517b8810727523574" > I2C_RW< / a >   < / td >
< td class = "paramname" > < em > rw< / em >   < / td >
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< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
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< / div > < div class = "memdoc" >
< p > Redirect slave I2C read/write function (if needed for advanced use) < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure to init < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > func< / td > < td > - pointer to read/write function to affect < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > rw< / td > < td > - 0 = write function, 1 = read function < / td > < / tr >
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< / dd >
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< dl class = "section return" > < dt > Returns< / dt > < dd > nothing < / dd > < / dl >
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< a id = "aae536cceb33d07e71af9d459a2fc6dc8" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#aae536cceb33d07e71af9d459a2fc6dc8" > ◆ < / a > < / span > I2C_sndAddr()< / h2 >
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< table class = "memname" >
< tr >
< td class = "memname" > bool I2C_sndAddr < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const < a class = "el" href = "ci2c_8h.html#aa06111accc71a55517b8810727523574" > I2C_RW< / a >   < / td >
< td class = "paramname" > < em > rw< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Send I2C address. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > rw< / td > < td > - read/write transaction < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > true if I2C chip address sent acknowledged (false otherwise) < / dd > < / dl >
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< a id = "aaadadbb29f315f2030223665f1988188" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#aaadadbb29f315f2030223665f1988188" > ◆ < / a > < / span > I2C_start()< / h2 >
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< td class = "memname" > bool I2C_start < / td >
< td > (< / td >
< td class = "paramtype" > void  < / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Send start condition. < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > true if start condition acknowledged (false otherwise) < / dd > < / dl >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a53eb804c24e8e86717f7aaebdab1aa53" > ◆ < / a > < / span > I2C_stop()< / h2 >
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< td class = "memname" > bool I2C_stop < / td >
< td > (< / td >
< td class = "paramtype" > void  < / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Send stop condition. < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > true if stop condition acknowledged (false otherwise) < / dd > < / dl >
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< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a74e1381b536811b202d087471723fb9e" > ◆ < / a > < / span > I2C_uninit()< / h2 >
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< td class = "memname" > void I2C_uninit < / td >
< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
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< p > Disable I2c module on arduino board (releasing pull-ups, and TWI control) < / p >
< dl class = "section return" > < dt > Returns< / dt > < dd > nothing < / dd > < / dl >
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< a id = "ab20db75dfa22dc47df506cab3bd11c60" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ab20db75dfa22dc47df506cab3bd11c60" > ◆ < / a > < / span > I2C_wr8()< / h2 >
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< td class = "memname" > bool I2C_wr8 < / td >
< td > (< / td >
< td class = "paramtype" > const uint8_t  < / td >
< td class = "paramname" > < em > dat< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Send byte on bus. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > dat< / td > < td > - data to be sent < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > true if data sent acknowledged (false otherwise) < / dd > < / dl >
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< a id = "a83adef951ffd9fb5105216f6ee464bb9" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a83adef951ffd9fb5105216f6ee464bb9" > ◆ < / a > < / span > I2C_write()< / h2 >
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< td class = "memname" > < a class = "el" href = "ci2c_8h.html#a489c20161e94a87325ca7e240032686b" > I2C_STATUS< / a > I2C_write < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const uint16_t  < / td >
< td class = "paramname" > < em > reg_addr< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint8_t *  < / td >
< td class = "paramname" > < em > data< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const uint16_t  < / td >
< td class = "paramname" > < em > bytes< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > This function writes the provided data to the address specified. < / p >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in,out]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > reg_addr< / td > < td > - register address in register map < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > data< / td > < td > - pointer to the first byte of a block of data to write < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > bytes< / td > < td > - indicates how many bytes of data to write < / td > < / tr >
< / table >
< / dd >
< / dl >
< dl class = "section return" > < dt > Returns< / dt > < dd > I2C_STATUS status of write attempt < / dd > < / dl >
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< a id = "add4eec772922da692bdbb84c354a3fa0" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#add4eec772922da692bdbb84c354a3fa0" > ◆ < / a > < / span > I2C_write_next()< / h2 >
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< table class = "mlabels" >
< tr >
< td class = "mlabels-left" >
< table class = "memname" >
< tr >
< td class = "memname" > < a class = "el" href = "ci2c_8h.html#a489c20161e94a87325ca7e240032686b" > I2C_STATUS< / a > I2C_write_next < / td >
< td > (< / td >
< td class = "paramtype" > < a class = "el" href = "ci2c_8h.html#a916f30ff94044ecc9f8a177446da485a" > I2C_SLAVE< / a > *  < / td >
< td class = "paramname" > < em > slave< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > uint8_t *  < / td >
< td class = "paramname" > < em > data< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > const uint16_t  < / td >
< td class = "paramname" > < em > bytes< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > inline< / span > < / span > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > This inline is a wrapper to I2C_write in case of contigous operations. < / p >
< dl class = "attribute" > < dt > < b > < a class = "el" href = "attribute.html#_attribute000012" > GCC Attributes:< / a > < / b > < / dt > < dd > inline < / dd > < / dl >
< dl class = "params" > < dt > Parameters< / dt > < dd >
< table class = "params" >
< tr > < td class = "paramdir" > [in,out]< / td > < td class = "paramname" > slave< / td > < td > - pointer to the I2C slave structure < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > data< / td > < td > - pointer to the first byte of a block of data to write < / td > < / tr >
< tr > < td class = "paramdir" > [in]< / td > < td class = "paramname" > bytes< / td > < td > - indicates how many bytes of data to write < / td > < / tr >
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< / dd >
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< dl class = "section return" > < dt > Returns< / dt > < dd > I2C_STATUS status of write attempt < / dd > < / dl >
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Here is the call graph for this function:< / div >
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< div class = "center" > < img src = "ci2c_8h_add4eec772922da692bdbb84c354a3fa0_cgraph.png" border = "0" usemap = "#ci2c_8h_add4eec772922da692bdbb84c354a3fa0_cgraph" alt = "" / > < / div >
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< / a > 1.8.13
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