Difference between revisions of "ESP Relay Board Hardware"

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(Pin Definition)
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== Pin Definition ==
 
== Pin Definition ==
* Pin Definition for standard esp relay board,  
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* Pin Definition for standard esp relay board, relay VDC board, relay SPDT board.
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Revision as of 17:11, 6 August 2017

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ESP DC Relay Board

  • Board configuration
  • Setup for VDC relay board.
Setup Terminal Input Relay Output Power On Board ESP Power
None 5-28V Vin Terminal Terminal
Jumper set to 5V 5V Vin Terminal Terminal
remove 2 x 0R resistors AC 250VAC or DC 30VDC max Terminal Pin Alternative Vin

Pin Definition

  • Pin Definition for standard esp relay board, relay VDC board, relay SPDT board.
ESP8266 -> IO12 IO13 IO16 IO14 IO4 IO5 IO0 IO2 IO15
Board Function Relay 1 Relay 2 Status LED DHT22 Lead out and pull-up pins (for IIC) Lead out and pull-up pins (for IIC) button BTN2 button BTN1 Lead out pins
Description relay 10A load max. relay 10A load max. - pull-up 10K resistor Pull-up resistors 4.7K (cuttable) Pull-up resistors 4.7K (cuttable) for entering into flash mode customize programming Lead out GPIO

Schematics