DuPAL: Difference between revisions
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== Building == | ==Building== | ||
Optiboot | Optiboot | ||
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-U lfuse:w:0xFF:m -U flash:w:optiboot_atmega328.hex | -U lfuse:w:0xFF:m -U flash:w:optiboot_atmega328.hex | ||
Sample output | [[DuPAL optiboot flash output|Sample output]] | ||
cd DuPAL_Firmware | cd DuPAL_Firmware | ||
make | make | ||
make program | make program | ||
Revision as of 06:23, 21 May 2022
WIP
Pre-compiled: https://proghq.org/media/dupal/
Building
Optiboot
# https://github.com/Optiboot/optiboot # 328P uses 115200? # a few use 57600 but not the one we need :( # wget https://github.com/Optiboot/optiboot/releases/download/v8.0/Optiboot-8.0.zip git clone https://github.com/Optiboot/optiboot.git cd optiboot git checkout -b v8.0 v8.0 cd bootloaders/optiboot make atmega328 AVR_FREQ=20000000L LED_START_FLASHES=8 BAUD_RATE=57600 # sha1sum optiboot_atmega328.hex # 8a16ce8d98d7bf002c54c7aa911bfd124d9e1961 optiboot_atmega328.hex
Flash optiboot. Example CLI to use ISP header, but can also put into tl866 etc
Sample command line:
avrdude -c dragon_isp -P usb \ -p atmega328p -e -u -U efuse:w:0xFD:m -U hfuse:w:0xDE:m \ -U lfuse:w:0xFF:m -U flash:w:optiboot_atmega328.hex
cd DuPAL_Firmware make make program