Specs

  • ESP8266 with 4MB flash memory, ceramic antenna

github

image

Pinout

1 2
RESET TX
ADC RX
CH_PD IO5
IO16 IO4
IO14 IO0
IO12 IO2
IO13 IO15
3.3V GND

Note

MKS file upload is not supported, use ESP3D 3.0 or later for MKS protocol support