Electrum blinky Example
From Manuals
Blinks user LED (blinky)
Compatibility Electrum 100
This example blinks the green user LED (ds2) connected to microcontroller pin PA30.
The yellow LED (ds1) connected to pin PA25 is normally triggered by the Linux heartbeat but could be overridden by changing the trigger.
electrum100:~# echo none >/sys/class/leds/ds1/trigger

