A small gift. Heart shape PCB with STM32L0 microcontroller, gpio expander, accelerometer and some fancy leds.
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Updated
Jan 25, 2023 - C
A small gift. Heart shape PCB with STM32L0 microcontroller, gpio expander, accelerometer and some fancy leds.
ESP32 driver for the MCP23008 GPIO expander with I2C communication handled by i2c_manager
attiny usi twi i2c simple examples and pcf8574 gpio expander. USI used by attiny84, attiny85, attiny2313 and other atmel chips.
CircuitPython helper library for gpio expanders (Texas Instrument PCA95xx and TCA95xx chips).
Driver for PCF8574 and PCF8574A 8-bit I/O expander
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