• ESP-AT

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AT

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Title Body Platform Version Release Datesort descending Download
ESP-WROOM-32 AT Bin V0.10

This is the first release of ESP32 AT firmware, which supports AT commands through UART. 

Please note that only Wi-Fi related functions are supported in this version. BLE-related functions will be supported in future release.

Bin V0.10 2017.06.14
ESP32-WROVER AT Bin V0.10

The ESP32 sends AT commands through UART1 by default, for ESP32-WROVER, it is:

* GPIO19 is RXD

* GPIO22 is TXD

* GPIO14 is RTS

* GPIO15 is CTS

Bin V0.10 2017.09.18
ESP8266 AT Bin V1.5.1

*Note:

When developing new products with ESP8266, it is recommended that you use ESP8266 AT Bin V2.0.0.0 and/or later versions. Previous AT versions were based on the ESP8266 NONOS SDK, to which no new features will be added in the future. ESP8266 AT Bin V2.0.0.0 and/or later versions will be developed according to the ESP8266 RTOS SDK, which will continue being updated.

Version Description:
Based on ESP8266_NonOS_SDK V2.1.

1. Fixed the WPA2 KRACK issue.

2. Fixed the issue of wrong messages being displayed after upgrading the firmware. 

Bin V1.5.1 2017.11.06
ESP-WROOM-32 AT Bin V1.0

Release note: https://github.com/espressif/esp32-at/releases

Bin V1.0.0 2017.11.17
ESP8266 AT Bin V1.6

*Note:

When developing new products with ESP8266, it is recommended that you use ESP8266 AT Bin V2.0.0.0 and/or later versions. Previous AT versions were based on the ESP8266 NONOS SDK, to which no new features will be added in the future. ESP8266 AT Bin V2.0.0.0 and/or later versions will be developed according to the ESP8266 RTOS SDK, which will continue being updated.

Version Description:
1. Update AT version to 1.6.0.0;

2. Add a new command `AT+SYSMSG` to enable some report information;

3. Add a new command `AT+CWCOUNTRY`;

    - `AT+CWCOUNTRY=<country_policy>,"country_code",<start_channel>,<total_channel_number>`

4. Add new command `AT+CIPSERVERMAXCONN`;

    - `AT+CIPSERVERMAXCONN=<num>`

5. Update command `AT+CWLAP`;

    - `AT+CWLAP =<ssid>[,<mac>,<ch>,<scan_type>,<scan_time_min>,<scan_time_max>]`

6. Update command `AT+CWLAPOPT`;

    - Mask changes from 0x7F to 0x7FF

7. Optimize tcp server by using new `espconn_recv`;

8. Fix an issue that getting error irom string when print messages after upgrade;

9. Fix an issue that baudrate is not correctly set when it was set at 1,200;

10. Fix an issue that it should return error if the link id is wrong;

11. Fix an issue that DNS auto mode is used by default;

12. Fix a wrong link id issue when client connection number reaches maximum;

13. Fix an issue that error will be reported when the maximun connection number is more than 5;

14. Fix the message is incorrect when creating UDP if ip is a domain name;

15. Fix GSLP too long time error;

16. Fix that `AT+CIPSTART` causes busy if the server is connected at the same time;

Bin V1.6 2018.02.07
ESP8266 AT Bin V1.6.1

*Note:
When developing new products with ESP8266, it is recommended that you use ESP8266 AT Bin V2.0.0.0 and/or later versions. Previous AT versions were based on the ESP8266 NONOS SDK, to which no new features will be added in the future. ESP8266 AT Bin V2.0.0.0 and/or later versions will be developed according to the ESP8266 RTOS SDK, which will continue being updated.

Version Description:

1. Fix an issue that light sleep current is larger than before.

Bin V1.6.1 2018.02.13
ESP8266 AT Bin V1.6.2

Note: 

When developing new products with ESP8266, it is recommended that you use ESP8266 AT Bin V2.0.0.0 and/or later versions. Previous AT versions were based on the ESP8266 NONOS SDK, to which no new features will be added in the future. ESP8266 AT Bin V2.0.0.0 and/or later versions will be developed according to the ESP8266 RTOS SDK, which will continue being updated.

Version Description:

1. Fix station connecting behavior after upgrading from an old version.

2. Fix wrong SSID query when the length of SSID is 32 bytes.

3. Optimize AT+CIUPDATE behavior.

Bin V1.6.2 2018.06.08
ESP32-WROVER AT Bin V1.1

Release note is in the zip..

Bin V1.1 2018.06.13
ESP32-WROOM-32 AT Bin V1.1

Please see the release note in the ZIP file.

Bin V1.1 2018.06.13
ESP32-WROOM-32 AT Bin V1.1.1

Fixed the bug that ESP32-AT gets crushed when receiving AT commands with two "\r\n".

Please see the release note in the ZIP file for detailed information.

Bin V1.1.1 2018.07.11
ESP32-WROVER AT Bin V1.1.1

Fixed the bug that ESP32-AT gets crushed when receiving AT commands with two "\r\n".

Please see the release note in the ZIP file for detailed information.

Bin V1.1.1 2018.07.11
ESP8266 AT Bin V1.7.0

*Note:

When developing new products with ESP8266, it is recommended that you use ESP8266 AT Bin V2.0.0.0 and/or later versions. Previous AT versions were based on the ESP8266 NONOS SDK, to which no new features will be added in the future. ESP8266 AT Bin V2.0.0.0 and/or later versions will be developed according to the ESP8266 RTOS SDK, which will continue being updated.

Version Description:
Based on ESP8266_NonOS_SDK V3.0.0.

Limited by the size of the AT bin file,  only `1024+1024 flash map` is supported by default. 

Bin V1.7.0 2018.08.24
ESP32-WROOM-32 AT Bin V1.1.2

Please see the release note in the ZIP file for detailed information.

Bin V1.1.2 2018.09.04
ESP32-WROVER AT Bin V1.1.2

Please see the release note in the ZIP file for detailed information.

Bin V1.1.2 2018.09.04
ESP8266 NonOS AT Bin V1.7.1

*Note:

When developing new products with ESP8266, it is recommended that you use ESP8266 AT Bin V2.0.0.0 and/or later versions. Previous AT versions were based on the ESP8266 NONOS SDK, to which no new features will be added in the future. ESP8266 AT Bin V2.0.0.0 and/or later versions will be developed according to the ESP8266 RTOS SDK, which will continue being updated.

Version Description:
Based on ESP8266_NonOS_SDK V3.0.1.

Limited by the size of the AT bin file,  only `1024+1024 flash map` is supported by default. 

Bin V1.7.1 2019.07.15
ESP8266 IDF AT Bin V2.0

Based on ESP8266_RTOS_SDK V3.2.

Bin V2.0 2019.07.16
ESP8266 Qcloud IoT AT

Based on ESP8266 QCloud AT Command.

Bin V1.0.0 2019.08.19
ESP32-WROOM-32 AT Bin V2.0
Bin V2.0 2019.11.05
ESP32-WROVER AT Bin V2.0
Bin V2.0 2019.11.05
ESP32-SOLO AT Bin V2.0
Bin V2.0 2019.11.05
ESP32-PICO-D4 AT Bin V2.0
Bin V2.0 2019.11.05
ESP8266 NonOS AT Bin V1.7.2

*Note:

When developing new products with ESP8266, it is recommended that you use ESP8266 AT Bin V2.0.0.0 and/or later versions. Previous AT versions were based on the ESP8266 NONOS SDK, to which no new features will be added in the future. ESP8266 AT Bin V2.0.0.0 and/or later versions will be developed according to the ESP8266 RTOS SDK, which will continue being updated.

Version Description:
Based on ESP8266_NonOS_SDK V3.0.2.

Limited by the size of the AT bin file,  only `1024+1024 flash map` is supported by default. 

Bin V1.7.2 2020.01.20
ESP8266 NonOS AT Bin V1.7.3

*Note:

When developing new products with ESP8266, it is recommended that you use ESP8266 AT Bin V2.0.0.0 and/or later versions. Previous AT versions were based on the ESP8266 NONOS SDK, to which no new features will be added in the future. ESP8266 AT Bin V2.0.0.0 and/or later versions will be developed according to the ESP8266 RTOS SDK, which will continue being updated.

Version Description:

Based on ESP8266_NonOS_SDK V3.0.3.

Bin V1.7.3 2020.03.26
ESP8266 NonOS AT Bin V1.7.4

*Note: 

When developing new products with ESP8266, it is recommended that you use ESP8266 AT Bin V2.0.0.0 and/or later versions. Previous AT versions were based on the ESP8266 NONOS SDK, to which no new features will be added in the future. ESP8266 AT Bin V2.0.0.0 and/or later versions will be developed according to the ESP8266 RTOS SDK, which will continue being updated.


Version Description:
Based on ESP8266_NonOS_SDK V3.0.4.

Bin V1.7.4 2020.06.03
ESP32-PICO-D4 AT Bin (Latest)
Bin V2.1 2020.07.29
ESP32-SOLO AT Bin (Latest)
Bin V2.1 2020.07.29
ESP32-WROVER AT Bin (Latest)
Bin V2.1 2020.07.29
ESP32-WROOM-32 AT Bin (Latest)
Bin V2.1 2020.07.29
ESP8266 IDF AT Bin (Latest)
Bin V2.1 2020.07.29