MicroPython Workshop
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Introduction
Setup
Getting Started
RGB LED Shield
LED Matrix Shield
Button Shield
Buzzer Shield
OLED Shield
PIR Shield
Other Shields
MQTT
I2C
MicroPython Workshop
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I2C
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I2C
ΒΆ
The
MicroPython I2C docs
explain how to send I2C commands
Wikipedia
has a thorough explanation of I2C
Sparkfun
has a good ground-up explanation too