TIMER - AN0014 - Application Note - Energy Micro

...the world's most energy friendly microcontrollers
Table of Contents
1. Introduction .............................................................................................................................................. 2
2. Clock Sources .......................................................................................................................................... 3
3. Interrupts, PRS and DMA ........................................................................................................................... 4
4. Counting Modes and Timer Setup ................................................................................................................ 5
4.1. Timer Setup ................................................................................................................................... 5
4.2. Up, Down and Up/Down .................................................................................................................. 5
4.3. Quadrature Decoding ...................................................................................................................... 5
4.4. Hardware Count Control .................................................................................................................. 6
4.5. Counter Software Examples .............................................................................................................. 6
5. Capture/Compare ...................................................................................................................................... 8
5.1. Input Capture ................................................................................................................................. 8
5.2. Output Compare ............................................................................................................................. 8
5.3. Pulse-Width Modulation (PWM) ......................................................................................................... 9
5.4. Configuration ................................................................................................................................. 9
5.5. Capture/Compare/PWM Software Examples ....................................................................................... 10
6. Revision History ...................................................................................................................................... 12
6.1. Revision 1.07 ............................................................................................................................... 12
6.2. Revision 1.06 ............................................................................................................................... 12
6.3. Revision 1.05 ............................................................................................................................... 12
6.4. Revision 1.04 ............................................................................................................................... 12
6.5. Revision 1.03 ............................................................................................................................... 12
6.6. Revision 1.02 ............................................................................................................................... 12
6.7. Revision 1.01 ............................................................................................................................... 12
6.8. Revision 1.00 ............................................................................................................................... 12
A. Disclaimer and Trademarks ....................................................................................................................... 14
A.1. Disclaimer ................................................................................................................................... 14
A.2. Trademark Information ................................................................................................................... 14
B. Contact Information ................................................................................................................................. 15
B.1. Energy Micro Corporate Headquarters .............................................................................................. 15
B.2. Global Contacts ............................................................................................................................ 15
2013-05-08 - an0014_Rev1.07 16 www.energymicro.com