Sets MicroDAQ LED state
mdaqLEDWrite(led, state)
This function sets MicroDAQ D1/D2 LED state.
led: LED number (1|2)
state: LED state (true/false or 1/0)
mdaqLEDWrite(1, 1); pause(0.5); mdaqLEDWrite(2, 1); pause(0.5); mdaqLEDWrite(1, 0); pause(0.5); mdaqLEDWrite(2, 0);