https://community.m5stack.com/topic/3805/2relay-pin-out
2Relay pin out? | M5Stack Community
Dec 6, 2021 - Hi Guys, just got my 2Relays just wandering what is pin c on the relay . Why and how to use it. Dave
pincommunity
https://community.m5stack.com/topic/6701/2relay-on-core2-v1-13-6/20
2RELAY on Core2 v1.13.6 | M5Stack Community
Aug 19, 2024 - Hello @cryptospok you are welcome. I am glad to hear you got it working the way you wanted. And you! Thanks Felix
community