Wifi 8 channel Relay Board (ESP12F_Relay_X8_V1.1 / 303ESP12F06)
Add: WifiConfig.h:
const char *ssid = "abe*family";
const char *password = "...";
Adafruit 954 USB<->TTL Cable used:
https://www.adafruit.com/product/954
Programming Wiriing:
IO1 connected to GND via (yellow) Push Button for programming mode.
Arduino IDE Config: