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mamemomonga/ESP-WROOM-02-flash-size.md

Created March 16, 2020 07:55
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ESP-WROOM-02 のフラッシュメモリサイズを確認する方法
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ESP-WROOM-02-flash-size.md

ESP-WROOM-02 のフラッシュメモリサイズを確認する方法

Programmingモードにして実行する

$ pip install esptool
$ ~/.local/bin/esptool.py --port /dev/ttyUSB0 flash_id
esptool.py v2.8
Serial port /dev/ttyUSB0
Connecting........
Detecting chip type... ESP8266
Chip is ESP8266EX
Features: WiFi
Crystal is 26MHz
MAC: 00:00:00:00:00:00
Uploading stub...
Running stub...
Stub running...
Manufacturer: a1
Device: 4016
Detected flash size: 4MB
Hard resetting via RTS pin...

参考

https://bokunimo.net/blog/esp/52/

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