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openeaperlink

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coelner 2023-07-04 11:36:51 +02:00
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# interims write-up
## mass flash event
0. determine serial number from device
0. extract MAC (8byte) from flash 0x74004? (found @ 0xFC0B, 8 bytes for MAC ?)
0. infopage MAC (8byte) from eeprom 0x10
1. backup 64k flash
2. backup 1k eeprom infopage (calibration data and possible MAC)
3. merge and flash new firmware image
## minor additional
- gpi max current for power
- add espressif dev board
- simple power toggle
- remote firmware update