I'm sorry but I'm using NodeMCU ESP8266 sir. So far what I found the problem appeared only on some 3.3V and GND PIN as I asked on another thread here:
Blockquote
Relay not switching/clicking on some NodeMCU ESP8266 PIN
I'm sorry but I'm using NodeMCU ESP8266 sir. So far what I found the problem appeared only on some 3.3V and GND PIN as I asked on another thread here:
Blockquote
Relay not switching/clicking on some NodeMCU ESP8266 PIN