20 lines
642 B
Diff
20 lines
642 B
Diff
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Author: Nils Freydank <holgersson@posteo.de>
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Date: Sat Apr 07 22:00:01 2018 +0100
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Set speed_hz to a limited value as it might otherwise be default
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to a system clock depending value.
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--- a/pifacecommon/spi.py 2015-05-26 12:24:06.000000000 +0200
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+++ b/pifacecommon/spi.py 2018-04-07 22:00:00.000000000 +0200
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@@ -65,7 +65,8 @@
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transfer = spi_ioc_transfer(
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tx_buf=ctypes.addressof(wbuffer),
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rx_buf=ctypes.addressof(rbuffer),
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- len=ctypes.sizeof(wbuffer)
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+ len=ctypes.sizeof(wbuffer),
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+ speed_hz=ctypes.c_uint32(15000)
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)
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if self.spi_callback is not None:
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