is it right that i may need 2 rs232 cables one to send and one to recieve?? if so where can i find both drawings for these

MrMagoo supplied some old machine cable diagrams you can download here:
https://www.denfordata.com/downloads/dos ... agrams.zip
https://www.denfordata.com/downloads/dos ... agrams.zip
Also, try out the old Industrial Text Editor-
see this post
https://denfordata.com/bb/viewtopic.php?p=699#699
see this post
https://denfordata.com/bb/viewtopic.php?p=699#699
