ESP8266 4 Channel 5V/12V Relay Board (3038266C410)
Available from:
Aliexpress.com
Manufacturer:
Aliexpress.com
Install method:
USB to Serial
| GPIO # | Component |
|---|---|
| GPIO00 | None |
| GPIO01 | None |
| GPIO02 | None |
| GPIO03 | None |
| GPIO04 | None |
| GPIO05 | None |
| GPIO09 | None |
| GPIO10 | None |
| GPIO12 | Relay 3 |
| GPIO13 | Relay 4 |
| GPIO14 | Relay 2 |
| GPIO15 | None |
| GPIO16 | Relay 1 |
| GPIO17 | None |
Configuration
{"NAME":"4CH Relay","GPIO":[0,0,0,0,0,0,0,0,226,227,225,0,224,0],"FLAG":0,"BASE":18}Enter ESP Flash-Mode with connecting GND and IO0 while powering up