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avr_bootloader:bootloader [2020/03/23 18:53] admin [Burning the Bootloader with the AVRdude] |
avr_bootloader:bootloader [2020/03/23 18:54] admin [Burning the Bootloader with the AVRdude] |
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| === Fuse Bits === | === Fuse Bits === | ||
| - | In the board.txt file the fuses bits are set like that: | + | In the board.txt file for the Arduino UNO the fuse bits are set like that: |
| uno.bootloader.low_fuses=0xFF | uno.bootloader.low_fuses=0xFF | ||
| uno.bootloader.high_fuses=0xDE | uno.bootloader.high_fuses=0xDE | ||
| Line 92: | Line 92: | ||
| For setting the fuse bits one has to type: | For setting the fuse bits one has to type: | ||
| - | $ sudo avrdude -p m328p -c stk500v2 -P /dev/ttyACM0 -U lfuse:w:0xFF:m -U hfuse:w:0xDE:m -U efuse:w:0x05:m | + | $ sudo avrdude -p m328p -c stk500v2 -P /dev/ttyACM0 -U lfuse:w:0xFF:m -U hfuse:w:0xDE:m -U efuse:w:0xFD:m |
| And for the bootloader: | And for the bootloader: | ||
| $ sudo avrdude -p m328p -c stk500v2 -P /dev/ttyACM0 -U flash:w:optiboot_atmega328.hex:i | $ sudo avrdude -p m328p -c stk500v2 -P /dev/ttyACM0 -U flash:w:optiboot_atmega328.hex:i | ||
| Line 100: | Line 100: | ||
| If one has a [[avr_bootloader:paper-avrisp_mk2|Paper-AVRISP mkII]] one hast to type in the terminal the following. For setting the fuse bits: | If one has a [[avr_bootloader:paper-avrisp_mk2|Paper-AVRISP mkII]] one hast to type in the terminal the following. For setting the fuse bits: | ||
| - | $ sudo avrdude -p m328p -c avrispmkII -P usb -U lfuse:w:0xFF:m -U hfuse:w:0xDE:m -U efuse:w:0x05:m | + | $ sudo avrdude -p m328p -c avrispmkII -P usb -U lfuse:w:0xFF:m -U hfuse:w:0xDE:m -U efuse:w:0xFD:m |
| And for the actual bootloader: | And for the actual bootloader: | ||
| $ sudo avrdude -p m328p -c avrispmkII -P usb -U flash:w:optiboot_atmega328.hex:i | $ sudo avrdude -p m328p -c avrispmkII -P usb -U flash:w:optiboot_atmega328.hex:i | ||