Print Page - ESP8266 - AT Firmware

Title: ESP8266 - AT Firmware
Post by: tino on November 01, 2019, 08:50:40 pm

Connect the ESP8266-12E as follows;

GPIO15 - GND
GPIO02 - VCC
GPIO00- GND
RESET - GND ( Temporarily )
TX - RX
RX - TX

Install esptool.py

 pip install esptool

Download SDK 2.2.1

Code: [Select]

https://github.com/espressif/ESP8266_NONOS_SDK/archive/v2.2.1.zip

Extract files and go to bin/
Run the following command and reset the chip

Code: [Select]

esptool.py --port /dev/tty.usbserial-A603AYEQ --baud 115200 write_flash --flash_mode dio 0x00000 boot_v1.2.bin 0x01000 at/512+512/user1.1024.new.2.bin 0x7B000 blank.bin 0x3FC000 esp_init_data_default_v05.bin 0x7E000 blank.bin

Title: Re: ESP8266 - AT Firmware - 3.0.1
Post by: tino on November 02, 2019, 12:07:28 pm

Code: [Select]

 esptool.py erase_flash

Code: [Select]

https://github.com/espressif/ESP8266_NONOS_SDK/archive/v3.0.1.tar.gz

Code: [Select]

 esptool.py -p /dev/tty.usbserial-A603AYEQ --chip esp8266 write_flash --flash_size 2MB-c1 0x00000 boot_v1.2.bin 0x01000 at/1024+1024/user1.2048.new.5.bin 0x1fc000 esp_init_data_default_v05.bin 0xfe000 blank.bin 0x1fb000 blank.bin 0x1fe000 blank.bin

tinoest

SysAdmin => Tutorials => Topic started by: tino on November 01, 2019, 08:50:40 pm