As the ESPuno Pi Zero also has a PCA9671 on default address 0x20, ensure you set the PGEZ I2C address away from the 0x20. Then update the below PCA_Address. See Wiki ...
* And the 7-bit slave address is the most important data for users. * For example, if a chip's A0,A1,A2 are connected to GND, it's 7-bit slave address is 0100000b ...
MicroPython is a well-known and easy-to-use way to program microcontrollers in Python. If you’re using an Arduino Uno Q, ...
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