chaining arduino pro micros together

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Re: chaining arduino pro micros together

Post by adafruit_support_rick »

You would use I2C. One micro would be set up as the I2C master, and the others would be set up as I2C slaves. Chain the I2C lines together, and give each slave a different I2C address.
Use the Arduino Wire library to implement the communication:
https://www.arduino.cc/en/Reference/Wire

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