833 bytes added
, 23:13, 24 March 2015
[http://www.microchip.com/pagehandler/en-us/family/8bit/ PICs] are [[wikipedia:microcontrollers|microcontrollers]] which are synchronous, an important attribute for timing systems.
=== How to program ===
You will need:
* a programmer, such as the K150 from [http://www.ebay.com/sch/i.html?_from=R40&_trksid=p2050601.m570.l1313.TR0.TRC0.H0.XPIC+Programmer+K150.TRS0&_nkw=PIC+Programmer+K150&ghostText=&_sacat=0 eBay] (~$11)
* software and a tutorial: [http://www.elecdesignworks.com/index.php/blog/entry/the-k150-microchip-pic-programmer the-k150-microchip-pic-programmer]
* PIC chips. Search eBay for the exact model. They are often under a dollar in quantity.
* PIC software, such as [http://www.leapsecond.com/pic/picdiv.htm picDIV] (Single Chip Frequency Divider)
* [http://sdcc.sourceforge.net/ sdcc] can compile for PICs.