Never done this before but I have a working Due and one I believe doesn't have a bootloader on. I've connected to the SPI ports (minus the 5v) and pin10 from the main board to the reset on the SPI on the blank board. I selected the Due board, uploaded Arduino as ISP and hit Burn bootloader and I jus…

Upload Due Boot-loader Instructions Please

sterretje June 3, 2018, 2:42am 5

rickyelqasem:
Thanks. I worked it out in the end.

Would be nice to share the solution.