User`s guide

SW2-5 enables automatic line feed generation.
on auto-send a linefeed after sending a CR
off no linefeed auto-send
SW2-6 enables interrupts.
on Yes (recommended for baud rates of 1200 or greater)
off No
SW2-7 used with SW1-7 to select CTS signal
on may have this setting for use with some printers
off correct setting for modem operation
(SW2-8 is not used)
Connector Pin Assignments
10-Pin Dsub-25
Header Connector Signal Name
______________________________________________________
1 1 Frame Ground
2 2 Transmit Data (TXD)
3 3 Receive Data (RXD)
4 4 Request To Send (RTS)
5 5 Clear To Send (CTS)
6 6 Data Set Ready (DSR)
7 19 Secondary Clear To Send (SCTS)
8 7 Signal Ground
9 20 Data Terminal Ready (DTR)
10 8 Data Carrier Detect (DCD)
Pins 1-7 and 2-7 are set together to determine the SSC pin to be read for the
Hardware Handshaking signal. Generally set to monitor Pin #20.
Typical Configurations (and Don't Forget The JUMPER Block)
Modem** ImageWriter I/II Printer***
SW1 SW2 SW1 SW2
1234567 1234567 1234567 1234567
ON XXXX XX XXX X XX X XX
OFF XXX X X XXX X XX XX
** Default is 9600 baud, 8 data bits, no parity, 1 stop bit. The correct
settings for SW2-5 (on= auto-send linefeed after CR) and SW2-6 (on= enable
interrupts) may vary.
*** This is the setting recommended in the IW-II manual.
______________________________
From: Michael Mahon, Ed Eastman, Steve Jensen