On Thu, 13 Dec 2001 11:37:37 -0500, in sci.electronics.design you wrote: >I'm designing device connected to Rs232. Original design is using = external >power 9-12v 200mA min (regulated to 5V). I want to change that and get = power >from PS/2 port (bypass connector) >Thanks for your help. > > That's probably on the high side for a mouse connector - some will have internal fuses or current limiting - it may well work on some PCs but probably not all. -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads