ESP8266 Firmware flash with Arduino
The ESP8266 WiFi module firmware can be updated with the Arduino IDE and Board.Things Required
- ESP8266
- Arduino
- Arduino IDE
- Jumber pins
- Firmware flashing tool
- Latest Firmware
Connection between ESP8266 and Arduino
ESP8266
|
Arduino
|
VCC
|
3V
|
GND
|
GND
|
RX
|
RX
|
TX
|
TX
|
CH_PD
|
3V
|
GPIO1
|
GND
|
Prerequisites
Step 1: Download the AT25-SDK112 firmware which will be supported with the WiFiEsp Arduino library
Step 2: Download the Firmware update tool
Step 3: Before connecting the ESP8266 with Arduino clear the Arduino by uploading the below empty sketch. It remove the previously installed sketch from Arduino.
void setup(){
}
void loop(){
}
Step 4: Connect the ESP8266 and Arduino pins as mentioned in the above table.
Step 4: Connect the Arduino with PC and find the connected COM port
Step 5: Close the Arduino IDE if it is open
Firmware Installation
Step 1: Run the firmware update tool
Step 2: Enter the COM port number and select the downloaded firmware by clicking Bin button
Step 3: Click the Download button and wait for completing the flash process.
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