Hi everybody, I'm trying to understand the wire library code in order to modify it for my project Unfortunately, I couldn't get what many variables do in the twi.c file such as : TWAR, TWCR, TWDR, twi_slarw... I want to connect my arduino to a master using I2C and each time the master asks a slav…

Wire library syntax and variables TWAR, TWCR, TWDR, twi_slarw

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