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Merge pull request #637 from ourairquality/i2c-stdio

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i2c: include stdio.h for debugging.
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Ruslan V. Uss 2018-06-08 14:41:42 +05:00 committed by GitHub
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extras/i2c/i2c.c
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@ -32,6 +32,7 @@
//#define I2C_DEBUG true
#ifdef I2C_DEBUG
#include <stdio.h>
#define debug(fmt, ...) printf("%s: " fmt "\n", "I2C", ## __VA_ARGS__)
#else
#define debug(fmt, ...)