sentence=Most starred PCF8574 library for Arduino (standard and SAMD), Raspberry Pi Pico and rp2040 boards, ESP8266, smt32 and esp32
paragraph=Most starred PCF8574 library. i2c digital expander for Arduino (standard and SAMD), esp32, Raspberry Pi Pico and rp2040 boards, SMT32 and ESP8266. Can read write digital values with only 2 wire. Very simple to use and encoder support.