Arduino Hardware I2C for AVR MCUs (plain c)  1.3
Arduino Hardware I2C for AVR MCUs (plain c) documentation
File List
Here is a list of all files with brief descriptions:
[detail level 123]
  examples
  ci2c_advanced
 ci2c_advanced.ino
  ci2c_master_read
 ci2c_master_read.ino
  ci2c_master_write
 ci2c_master_write.ino
  src
 ci2c.cArduino master i2c in plain c code
 ci2c.hArduino i2c in plain c declarations