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avr_bootloader:bootloader [2020/03/23 19:21]
admin [Burning the Bootloader with the AVRdude]
avr_bootloader:bootloader [2020/06/11 22:13] (current)
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 A good manual for calculating the fuse bits one findes here [[https://​www.instructables.com/​id/​How-to-change-fuse-bits-of-AVR-Atmega328p-8bit-mic/​]]. A good manual for calculating the fuse bits one findes here [[https://​www.instructables.com/​id/​How-to-change-fuse-bits-of-AVR-Atmega328p-8bit-mic/​]].
 +
 +=== ... with the Paper-USBasp Programmer ====
 +
 +{{:​avr_bootloader:​paper-usbasp_programming_board.jpg?​400|}}\\
 +
 +If one one want to burn the bootloader with an [[avr_bootloader:​paper_usbasp|Paper-USBasp]] programming board the command to set the fuse bits is:
 +  $ sudo avrdude -p m328p -c usbasp -P usb -U lfuse:​w:​0xFF:​m -U hfuse:​w:​0xDE:​m -U efuse:​w:​0xFD:​m
 +And for the actual bootloader it is:
 +  $ sudo avrdude -p m328p -c usbasp -P usb -U flash:​w:​optiboot_atmega328.hex:​i
 +
  
 === ... with an AVR ISP Programmer ==== === ... with an AVR ISP Programmer ====
  
-For setting ​the fuse bits one has to type:+If one uses an AVR ISP Programmer to set the fuse bits one has to use this command:
   $ sudo avrdude -p m328p -c stk500v2 -P /​dev/​ttyACM0 -U lfuse:​w:​0xFF:​m -U hfuse:​w:​0xDE:​m -U efuse:​w:​0xFD:​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 ​this one:
   $ 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
-Depending on the AVR ISP Programmer it could be that one needs the stk500v1 protocol.+Depending on the AVR ISP Programmer it could be that one needs the stk500v1 protocol ​instead of the version 2 (stk500v2).
  
 === ... with the Paper-AVRISP mkII === === ... with the Paper-AVRISP mkII ===
 +
 +{{:​avr_bootloader:​paper-avrisp_mkii_programming_board.jpg?​400|}}\\
  
 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:
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 or even: -e -F\\ or even: -e -F\\
 Sometimes a specific Baud rate helps, too: -b 19200\\ Sometimes a specific Baud rate helps, too: -b 19200\\
-For verbose ​mode output use: -v\\+For verbose output use: -v\\
  
 === Burning an Atmega328 (without P) == === Burning an Atmega328 (without P) ==
    
-When using an Atmega328 (without p) use "-p m238" instead of "-p m238p". An other possibility would be to use sdditionaly -F for skipping the signature check.\\ +When using an Atmega328 (without p) use "-p m238" instead of "-p m238p"​.\\
  
-More information one finds at the [[avr_bootloader:​AVRdude|AVRdude]] page.\\ 
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 ==== Links ==== ==== Links ====