Modifications

All commands start with the special character '''0xFE''' (in hex) which tells the backpack to watch for a special command next.}}

All commands start with the special character '''0xFE''' (in hex) which tells the backpack to watch for a special command next.}}

{{bloc-etroit|text=Basic commands:

{{bloc-etroit|text=.

* Display On - 0xFE 0x42 - This command turns the display backlight on . The argument is how many minutes to stay on, the command is supported but we don't handle the timeout so that number is ignored

* Display On - 0xFE 0x42 - This command turns the display backlight on . The argument is how many minutes to stay on, the command is supported but we don't handle the timeout so that number is ignored

* Display On - 0xFE 0x46 - turn the display backlight off

* Display On - 0xFE 0x46 - turn the display backlight off