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Flashing a SAM board with Bossac

Arduino DUE and other Atmel SAM based 32-bit boards can be flashed using bossac.

Table of Contents

  1. Bossac Installation
    1. Linux (including Raspberry Pi)
  2. Bossac Configuration
    1. Required Settings
    2. Optional Settings

Bossac Installation

To flash a SAM-based board the tool bossac needs to be installed on the OctoPrint host.

Linux (includng Raspberry Pi)

Bossac cannot be installed using a package manager as the packaged version is out of date and will not work. Installation from source is straight-forward.

cd ~/
sudo apt-get install libwxgtk3.0-dev libreadline-dev
wget https://github.com/shumatech/BOSSA/archive/1.7.0.zip
unzip 1.7.0.zip
cd BOSSA-1.7.0
./arduino/make_package.sh
sudo cp ~/BOSSA-1.7.0/bin/bossac /usr/local/bin/

Bossac Configuration

Firmware Updater

Required Settings

The only required setting is the path to the bossac binary.

Optional Settings

Option Description
Disable write verification Speed up flashing by not verifying the write operation. Not recommended.
Flash command line The command used to flash the firmware to the board.