i2c = SoftI2C(scl=Pin(3), sda=Pin(2), freq=400000) # Initialize I2C with SCL on Pin 3, SDA on Pin 2, and frequency of 400kHz devices = i2c.scan() # Scan for devices ...

The PCA9698 is an I2C, 40 pins parallel IO expander. These 40 pins can be configured as INPUT or OUTPUT and are addressable via 5 banks (groups) of 8 IO pins. The library provides read/write access to ...