Specifications

14
RS-232/422/485 2-PORT PCI CARD, OPTO-ISOLATED
3. Card Setup
3.1 Electrical Interface Selection
The RS-232/422/485 2-Port PCI Card can be used as
RS-232, RS-422, or RS-485. This is selectable via
DIP-switches SW1 and SW2. Please use the following
examples to configure your PCI Card.
Figure 3-1. RS-232.
Figure 3-2. RS-422.
1 2 3 T P P L L E
1 2 3 T P P L L E