Filter
Top Products
The standard addresses for serial ports COM1 and COM2 are listed
in Figure 5. Recommended addresses for serial ports COM3 and COM4
are also listed. The switch settings for these addresses are shown in
Figure 4.
02E8 hex
COM4
Recommendations only. No official
standards exist for COM3 and COM4.
03E8 hex
COM3
Factory default for Serial 2.
02F8 hex
COM2
Factory default for Serial 1.
03F8 hex
COM1
NOTES
TYPICAL I/O ADDRESS
PORT
Figure 5 --- Recommended addresses for serial ports
Enabling or disabling ports
Each port of the DS-102 may be individually enabled or disabled.
To enable a port, install a jumper between the appropriate pins of jumper
pack J4. To disable a port, remove the appropriate jumper from J4. This
is illustrated in Figure 6 below.
The factory default configuration is both serial ports enabled.
1
2
3
4
1
2
3
4
Serial 1 disabled
Serial 2 disabled
Serial 1 enabled
Serial 2 enabled
1
2
3
4
1
2
3
4
Serial 2 disabled
Serial 1 enabled
Serial 1 disabled
Serial 2 enabled
(factory default)
J4
Figure 6 --- Enabling and disabling ports
6
Quatech
DS-102 User's Manual