A masterpiece of software design controls model motors with a high frequency, smooth pulse width control in steps of 20us. This controller also includes comprehensive safety features.
Maplin Electronics issue 123 March 1998
32 proportional speed settings.
High frequecy (1.8 KHz) smooth control.
1-2ms control input.
Battery Eliminator Circuit.
Slows down motor when set minimum battery voltage is reached.
Checks battery voltage 400 times a second.
Audible tone on initial arming.
Only allows motor to start after throttle set to zero.