PortMon from http://www.sysinternals.com may do what you want. I find it invaluable... Richard Crossley Design Engineer Digitimer Limited http://www.digitimer.com > -----Original Message----- > From: pic microcontroller discussion list > [mailto:PICLIST@MITVMA.MIT.EDU]On Behalf Of William K. Borsum > Sent: 10 September 1999 07:35 > To: PICLIST@MITVMA.MIT.EDU > Subject: Rs232 Monitor Programs > > > Yo Group! > > Does anyone know of a windows or DOS based RS232 monitor that can show the > numeric equivalents of the characters being received by a com > port on the PC? > e. g. a string "ABC[cr][lf][eot]" would be shown as > [65][66][67][04][13][10] in decimal or [41][42][43][0D][0A][04] in hex. > > I'm trying to monitor a data stream being generated by a PIC with a lot of > non-printing binary data and need to see what each character is > to validate > the data stream. > > I thought the old DOS versions of Procomm could do this, but apparently > not. If anyone knows of such a beast--preferably free--I would sure like > to hear about it. > > Thanks > Kelly > > > William K. Borsum, P.E. -- OEM Dataloggers and Instrumentation Systems > & >