bus-expander
There are 2 repositories under bus-expander topic.
milador/Community_CircuitPython_TCA9534
CircuitPython library for TCA9534 Low Voltage 8-Bit I2C and SMBUS Low-Power I/O Expander with Interrupt Output and Configuration Registers.
burtyb/CircuitPython_TCA9534
CircuitPython library for TCA9534/PCA9534 8-bit I2C I/O expander