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eink display improvements

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This commit is contained in:
Kevin Hester
2020-10-16 10:53:55 +08:00
parent 9134faaed1
commit b0837c10c6
5 changed files with 51 additions and 18 deletions
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22
bin/install-eink.sh Executable file
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# You probably don't want to use this script, it programs a custom bootloader build onto a nrf52 board
set -e
BOOTDIR=/home/kevinh/development/meshtastic/Adafruit_nRF52_Bootloader
nrfjprog --eraseall -f nrf52
# this generates an intel hex file that can be programmed into a NRF52 to tell the adafruit bootloader that the current app image is valid
# Bootloader settings are at BOOTLOADER_SETTINGS (rw) : ORIGIN = 0xFF000, LENGTH = 0x1000
# first 4 bytes should be 0x01 to indicate valid app image
# second 4 bytes should be 0x00 to indicate no CRC required for image
echo "01 00 00 00 00 00 00 00" | xxd -r -p - >/tmp/bootconf.bin
srec_cat /tmp/bootconf.bin -binary -offset 0xff000 -output /tmp/bootconf.hex -intel
echo Generating merged hex file
mergehex -m $BOOTDIR/_build/build-ttgo_eink/ttgo_eink_bootloader-0.3.2-125-gf38f8f4-dirty_s140_6.1.1.hex .pio/build/eink/firmware.hex /tmp/bootconf.hex -o ttgo_eink_full.hex
echo Telling bootloader app region is valid and telling CPU to run
nrfjprog --program ttgo_eink_full.hex -f nrf52 --reset
# nrfjprog --readuicr /tmp/uicr.hex; objdump -s /tmp/uicr.hex | less