Table of Contents
Advertisement
IBM Personal Computer i+ Compaq
191
settings of DIP switch B in Radix. The second re-directs printer
output to the serial port. The switches on DIP switch B must be set
as shown below to use this MODE command. (The IBM-DOS
manual tells you how to create a different MODE command for
different DIP switch settings.) You can put these two MODE com-
mands into a file named AUTOEXECBAT
and it will execute
automatically each time you start your computer.
Table B-3
Serial switch settings
The serial cable shown below will work with DIP switch B set
as shown above to connect Radix to a serial interface on the IBM.
Table B-4
IBM-PC serial cable
Pin No.
Radix
Function
IBM-PC
Pin No.
Function
2
TRANSMIT DATA
-
3
RECEIVE DATA
3
RECEIVE DATA
-
2
TRANSMIT DATA
4
REQUEST TO SEND
-
5
CLEAR TO SEND
5
CLEAR TO SEND
-
4
REQUEST TO SEND
7
SIGNAL GROUND
-
7
SIGNAL GROUND
8
CARRIER DETECT
-
4
REQUEST TO SEND
20
DATA TERMINAL READY-
6
DATA SET READY
Advertisement
Table of Contents
