Operations Manual
PCCOM PCI 8 port universal RS232 card
DECISION Computer International
19
APPENDIX A
P
P
C
C
C
C
O
O
M
M
D
D
I
I
A
A
G
G
N
N
O
O
S
S
T
T
I
I
C
C
U
U
N
N
D
D
E
E
R
R
M
M
S
S
/
/
D
D
O
O
S
S
The TESTCOM is a diagnostic program, provide routines to test
your PCCOM PCI 8 port serial adapter under MS-DOS. It has both
internal and external loopback tests. During external loopback test, a
loop back plug must be connected to each port being tested. You can
also select different hardware settings during testing from the
SETUP RS232 menu.
User can get TESTCOM program from Decision Studio CD.
To test your PCCOM 8 port adapter under MS/DOS, please type
TESTCOM
The TestCom menu will appear.
Setup RS232 – is used to setup the baud rate, etc.
Internal loop test – is used to test the IC.
External loop test – is used to test the ports.
Auto – is used to test the IC and the ports of the card.
