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Re: Looking for hardware handshaking cable...



Salvatore Buttice (qsilver@moose.erie.net) wrote:
: I know that this was posted just a bit ago on this group, but I seem to 
: have deleted the file, since I didn't think I'd be upgrading to 14.4! 
: Now, of course, one falls into my lap at a great price. I need a 
: schematic and pinout chart for the IIGS Handshaking cable. Please someone 
: send it to me! I've got an old cable I can mutilate to create on, just 
: need the exact info on how to make it.

Here they are:

To: Modem with female DB25 25-pin connector.
Needed: 1 Male MINI DIN-8, 1 Male DB25, 6 conductor cable, scratch wire.

Computer Port       Modem           Signal Name
(Male MINI DIN-8)   (Male DB25)

   1                     4,20       RTS (ready to send)
                     Short 4 to 20  DTR (data terminal ready)
   2                     5          CTS (clear to send)
   3                     2          TD (transmit data)
   4,8                   7          GND (signal ground)
   5                     3          RD (receive data)
   7                     8          DCD (data carrier detect)

   NOTE: This cable requires that short circuits" be placed in the cable. 
   This consists of creating a "Y" connection between the three pins. On 
   the MINI DIN-8 end, pins 4 and 8 should be connected to each other as 
   well as to pin 7 of the DB25. On the DB25 end, pins 4 and 20 should be 
   connected to each other as well as to pin 1 of the MINI DIN 8.



: Email please, as this news server can sometimes be a little screwy.

Will do that too but posted the specs for the benefit of all :)

Gabe