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ESP8266 (ESP-01/01S) Microcontrollers

Flash ESP8266 firmware using USB ESP01 Programmer Adapter (Windows 10)

USB ESP01 Programmer Adapter (Hardware) and CP201x drivers installed on PC/Laptop.

  • USB Type A interface
  • One 2x4P 2.54mm female header
  • One 2x4P 2.54mm male header
  • On board Reset button for ESP01
  • CP201x Chip

Mount the EPS01 module (Blue board, Flash 4MBit) on the header of USB ESP01 Programmer Adapter

Connect the USB ESP01 Programmer adapter to the USB port of the Windows installed PC/Laptop

Download the ESP8266’s Flash Download Tool (Espressif)

https://www.espressif.com/en/support/download/other-tools

Use the extract tool to extract the compressed file from your download folder

Download the ESP8266 Firmware (ESP8266 Forum)

https://bbs.espressif.com/index.php

Join the ESP8266 forum, On the Download section, choose SDK and choose “ESP8266_NONOS_SDK_V2.0.0 download link to download the firmware. Then use the extract tool to extract the compressed file in your download folder.

Setup the Flash Tool

SPI SPEED26.7MHz
SPI MODEQIO
FLASH SIZE4Mbit
blank.bin0x78000
esp_init_data_default.bin0x7C000
blank.bin 0x7A000
blank.bin 0x7E000
eagle.flash.bin0x00000
eagle.irom0text.bin0x10000
COMCOM3 (a Port value from Device Manager)
BAUD115200

Putty (Serial Terminal Software)

AT+GMR command to check the SDK version installed.

Type AT+GMR then follow by CTRL+M CTRL+J