ESP Relay Board Programming

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  • See how to enter into flash mode for esp relay board series here, and how to program chip ESP8266 here ESP8266 Program


Flash Mode for ESP Relay Board Series

Product Manully Enter Into Flash Mode Note
ESP Relay Board SPST The board has not reset pin lead out please hold down BTN2, and then power up No need to connect AC mains power, supply 5V only
ESP Relay Board DPST Hold down BTN, and press RST once -
ESP Relay Board VDC Hold down BTN, and press RST once No need to connect AC mains power, supply 5V only
ESP Relay Board IL Hold down BTN, and press RST once -
ESP LEDs Hold down IO0, and press RST once -



Programming Details for ESP Relay Board

  • Our default firmware bin file can be found on this page, including arduino or nodemcu firmware.
  • Serial port output debug information by our default firmwarem baudrate 115200.
  • Get esp download tool from ESP_Download_Tool, flash .bin firmware file to board 0x00000, more instruction please see the page.