==== STK500v2 ====

Atmel STK500v2 compatible boot loader for Arduino ATMEGA2560.

===Download===

[[https://wiki.kewl.org/downloads/BL/stk500boot_v2_mega2560.hex|stk500boot_v2_mega2560.hex]]

=== Install ===

==Arduino MEGA 2560==

__Pololu USB AVR Programmer v2.1__

<code>
avrdude -V -B 5 -P `pavr2cmd --prog-port` -c avrisp2 -p ATMEGA2560 -e -u -U lock:w:0x3F:m -U efuse:w:0xFD:m -U hfuse:w:0xD8:m -U lfuse:w:0xFF:m
avrdude    -B 5 -P `pavr2cmd --prog-port` -c avrisp2 -p ATMEGA2560 -D -U flash:w:stk500boot_v2_mega2560.hex:i
avrdude -V -B 5 -P `pavr2cmd --prog-port` -c avrisp2 -p ATMEGA2560 -u -U lock:w:0x0F:m
</code>

__USBasp__

<code>
avrdude -V -B 5 -c usbasp -p atmega2560 -e -u -U lock:w:0x3F:m -U efuse:w:0xFD:m -U hfuse:w:0xD8:m -U lfuse:w:0xFF:m
avrdude    -B 5 -c usbasp -p atmega2560 -D -U flash:w:stk500boot_v2_mega2560.hex:i
avrdude -V -B 5 -c usbasp -p atmega2560 -u -U lock:w:0x0F:m
</code>

__USBTiny__

This programmer does not support devices with greater than 64KB flash (Atmega1281/1280/2561/2560).