02-09-2012, 12:05 PM
This blog post covers some compelling reasons why the IEEE 1284 Parallel port is sometimes the perfect interface:
http://lavalink.com/2012/02/parallel-por...ma-cutter/
In a nutshell:
http://lavalink.com/2012/02/parallel-por...ma-cutter/
In a nutshell:
- strong resistance to electrical noise
- robust cabling
- positive locking connectors
- bi-directionality of the sort needed by servo motors