On 06/14/2015 02:09 PM, Chris Osborn wrote:
Back in college in the HP lab we had these really nice RS232 breakout boxes with jumper pins and LEDs that were in a sort of pink case. While I used them all the time I can no longer remember who made them or find anything close.
They're still very much around. I recommend those as well as the LED monitor gizmos that tells you what the signal lines are doing. Here's a place with a supply of inexpensive stuff:
http://www.cableleader.com/ --Chuck