SunFounder 3in1 Kit
Note: If the message ESP is not responding appears when you connect, please follow these
steps.
• Make sure the 9V battery is plugged in.
• Reset the ESP8266 module by connecting the pin RST to GND for 1 second, then unplug it.
• Press the reset button on your board.
Sometimes, you may need to repeat the above operation 3-5 times, please be patient.
5. Back at Blynk, you can see that the status has changed to online and you can now use the switch widget on blynk
to control the LED connected to the R4 board.
6.2. 2. Get Data from Blynk 289
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