Timers and PWM

100mS timer tick.

Project uses a timer to create a 100mS timer tick.

1mS timer tick.

This project uses a timer to create a 1mS system tick.

Interrupt driven timer.

This project provides an example of using timer interrupts.

LCD contrast control via PWM.

This project provides an example of using a PWM output to control an LCD's contrast voltage.

Negative voltage bias generation using PWM.

This project uses a PWM to generate and control an LCD's bias voltage.

PWM based tone generation.

Contains code to create tones via PWM.

PWM controls Simple Switcher.

This project uses a PWM signal to control the feedback loop of a Simple Switcher DC/DC converter. NOTE: This code is in BASIC.

Software uS timer.

This project contains assembly code to create a software based microsecond timer.

Timer used to start ADC.

This project give an example on starting an ADC conversion with a timer.

V timer used for 1mS tick.

Contains an example of using the V timer for a 1mS clock tick.

W timer aids in tachometer calculations.

This project uses the W timer to aide in calculations for a connected tachometer.