Path: utzoo!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!mailrus!ames!pasteur!ucbvax!APG-EMH5.APG.ARMY.MIL!abodnar From: abodnar@APG-EMH5.APG.ARMY.MIL ("'Alex Bodnar Jr - abodnar@apg-emh5.army.mil'") Newsgroups: comp.os.cpm Subject: null modem help Message-ID: <9003020859.aa04379@BRL-VGR.APG-EMH5.APG.ARMY.MIL> Date: 2 Mar 90 13:59:10 GMT Sender: daemon@ucbvax.BERKELEY.EDU Organization: The Internet Lines: 19 hello all .... i guess its time i stop being a 'lurker' after seeing all the good info thats come across the net.... and ask the experts what i am doing wrong! i am trying to get to H89's (z80 cpu) to talk to each other. i first tried going rs-232 cables to a modem on each machine then a direct phone connect cable instead of going into the wall i went to the other modem with xmodem running on each machine. but i could not get the modems to "See" each other. next step i tried to use a null modem cable going from one modem port to the other. no luck there either. i guess this weekend ill try a regular rs-232 cable from modem port to modem port and see if that will work. all the time i am using xmodem for software. any and all assistance will be appreciated. thank-you in advance Alex Bodnar Aberdeen Proving Ground, MD Information Systems Command KA3CIM