Subject: Re: Serial Console-Printer cable(Would it work?)
To: Bob Nestor <rnestor@metronet.com>
From: Bill Studenmund <wrstuden@loki.stanford.edu>
List: port-mac68k
Date: 03/10/1997 09:38:32
>
> Standard (Apple defined) High-speed Mac Modem cable
>
> DIN 8 (MAC/DTE) RS-232 (Modem/DCE)
> --- ----
> DTR HSKo | 1 |----------------->| 20 |--+ DTR
> CTS HSKi | 2 |<-----------------| 5 | | CTS
> TxD TxD- | 3 |----------------->| 2 | | TxD
> GND GND +--| 4 |<---------------->| 7 | | GND
> RxD RxD- | | 5 |<-----------------| 3 | | RxD
> N.A. DEAD | | 7 |---nc nc---| 8 | | DCD
> N.A. RxD+ +--| 8 | nc---| 1 | | GND
> --- | 4 |--+ RTS
> Note: ----
> Pins 4 & 8 are hooked together on the MAC side, and also
> connect to pin 7 on the Modem side. Pins 4 & 20 are
> hooked together
> on the Modem side, and also connect to pin 1 on the MAC
> side.
I'd suggest that Mac pin 7 be hooked to DCD on the modem.
Take care,
Bill