Návod k použití modulu TARJ ESP8266 8 relé WiFi
ESP8266 8 Relay WiFi Module Instruction Manual Hardware introduction and description 1, Board size: 150100mm Weight: 284g Interface Introduction Programming port: GND, RX, TX, 5V of ESP8266 are respectively connected to GND of external TTL serial port module, TX, RX, 5V,…