Arduino/Uno/PCF8574_Relays at master · n1iic/Arduino

Name		Name	Last commit message	Last commit date
parent directory ..
PCF8574_Relay_Control_ESP8266_Schematic.jpg		PCF8574_Relay_Control_ESP8266_Schematic.jpg
PCF8574_Relay_Control_Uno_Schematic.jpg		PCF8574_Relay_Control_Uno_Schematic.jpg
PCF8574_Relays.ino		PCF8574_Relays.ino
readme.md		readme.md

readme.md

Using an Uno or ESP8266 with a PCF8574 GPIO expander to drive opto isolated relays.