Two sets of Super Serial Card switch settings are involved: the printer settings (Printer Mode) and the modem settings (Communications Mode).
Communications Mode
-------------------
Switch 1 Switch 2
1 2 3 4 5 6 7 1 2 3 4 5 6 7
Mode Select ON ON
RS-232-C signals ON OFF
300 Baud ON OFF OFF ON
Stop Bit (=1) ON
Data Bits (=8) ON
Parity (=none) XXX ON
<LF> after <CR> out (=NO) OFF
Printer Mode
------------
Switch 1 Switch 2
1 2 3 4 5 6 7 1 2 3 4 5 6 7
Mode Select OFF ON
Normal CTS ON OFF
Secondary CTS OFF ON
9600 Baud OFF OFF OFF ON
Data bits (=8)
& Stop bit(=1) ON
Delay After <CR> OFF
Line Width (=80) OFF ON
<LF> after <CR> out (=YES) ON
KEY: LF = Line Feed
CR = Carriage Return
CTS= Clear To Send
XXX= Don't Care
To set the interrupts on or off, Switch Block Two, Number 6 is either
ON or OFF respectively
The switch settings are also found in the Super Serial Card Installation and Operation Manual. Chapters 2, 3 and the reference section contain the switch settings.
The default settings for the Apple IIc are in the Apple IIc Technical Reference Manual. Printer setup is on page 148, and modem setup on page 160.
Article Change History:
16 Dec 1996 - Reviewed for technical accuracy, revised formatting.