6. Specifications
Example of cable that can be used
The following illustrates two types of reference cables which are used to connect the counter
to a DOS/V PC. One of the cables does not use control lines and other uses control lines.
Cable 1 (Control lines are not used)
Pin No. Signal name Pin No. Signal name
1 N.C 1 DCD
2RD 2RXD
3TD 3TXD
4 DTR 4 DTR
5SG 5GND
6 DSR 6 DSR
7N.C 7RTS
8N.C 8CTS
9N.C 9 RI
[Counter unit] [DOS/V]
Cable 2 (Control lines are used)
Pin No. Signal name
Pin No. Signal name
1 N.C 1 DCD
2 RD 2 RXD
3 TD 3 TXD
4 DTR 4 DTR
5 SG 5 GND
6 DSR 6 DSR
7 N.C 7 RTS
8 N.C 8 CTS
9 N.C 9 RI