HS2365 DC5-80V Power Supply ESP8266 WiFi Single-Channel Relay Module ESP-12F Development Board
1.VCC, GND:DC8-80V power supply
2.MICRO USB: DC5V USB power supply.
Note: choose one of the three power supply modes of DC8-80V/DC5V USB/pin 5V
3.6X6MM button: ESP8266 reset button
4. Download the DART program 0: GND,RX,TX, and 5V of ESP8266 are connected to the external TTL respectively.
Serial Port Module
GND,TX,RX,5V, 100 need to connect with GND when downloading, and disconnect after downloading
100 and
GND connection
5.GPIO pin outlet port
6. The relay output
NC: Normally closed end, relay shorted with COM before snap-in, suspended after snap-in
COM: Public end;
NO: the relay is suspended before the pick-up and shorted with COM after the pick-up.
7. Power indicator L ED
8. Programmable L ED: use GPO16 control;.
9. Relay indication L ED: The suction fashionable is lit.