hardware

R6

  • IO2 = status LED (also on module ESP-12F)
  • IO0 = BTN2
  • RST = BTN1

R5

  • IO2 = BTN1
  • IO0 = BTN2

  • IO13 = relay 1
  • IO12 = relay 2
  • IO14 = IO14
  • IO16 = status LED
  • IO4, IO5 = I2C Pull up

ref