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== Reverting Firmware to AT Firmware == | == Reverting Firmware to AT Firmware == | ||
get the latest Firmware on the espressif bbs home page: | depending on your module (most importantly flash size) get the latest Firmware on the espressif bbs home page: | ||
http://bbs.espressif.com/viewtopic.php?f=46&t=2054 | http://bbs.espressif.com/viewtopic.php?f=46&t=2054 | ||
(this was last checked 2016-05-10) | (this was last checked 2016-05-10) | ||
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either use the flash download tool from the above linked page or for example the very useful esptool: | either use the flash download tool from the above linked page or for example the very useful esptool: | ||
https://github.com/themadinventor/esptool | https://github.com/themadinventor/esptool | ||
This one described here worked: | |||
http://blog.3mdeb.com/2015/01/25/esp-12-upgrade-to-esp-iot-sdk-v0-dot-9-5-using-esp-open-sdk-toolchain/ | |||
most important bits to get it working: | |||
download [http://bbs.espressif.com/download/file.php?id=189 esp_iot_sdk_v0.9.5_15_01_23.zip] | |||
<source lang=bash> | |||
esptool.py --port /dev/ttyUSB1 write_flash 0x00000 boot_v1.2.bin 0x01000 at/user1.512.new.bin 0x3e000 blank.bin 0x7e000 blank.bin | |||
</source> |
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