Wifi Relay Module Switch Remote Control Smart Home ESP8266 Relay Module NEW L2KO
ab 6,10 €
Prepare a USB to TTL serial module. The GND, TX, and RX of the TTL module are connected to the GND, TX, and RX of the relay module respectively. Pull out the ESP-01 module, select mode 1, and turn the green light into 2S slow flash and open the serial debug software on the computer (such as SSCOM32), and choose the baud rate of 115200.
Jetzt bei Ebay:
