gedankensplitter/openepaperlink.md

interims write-up

mass flash event

0. determine serial number from device
1. extract MAC (8byte) from flash 0x74004? (found @ 0xFC06, 4 bytes for MAC ?)
2. infopage MAC (8byte) from eeprom 0x10
3. backup 64k flash
4. backup 1k eeprom infopage (calibration data and possible MAC)
5. merge and flash new firmware image

minor additional

• gpio max current for power
• add espressif dev board
• simple power toggle
• remote firmware update
• fix mapping txd and rxd in the serial println -> mostly wrong zbs-flasher labels
• change uart1 pins and get the led working
• lifepo4 battery mod?