User`s manual

Signal Connections 41
ADLINK Technology Inc. PCI-9524
Copyright 2008 User’s Manual
Figure 3-11: Connecting to an external encoder
with push-pull source drivers
ENCn_A+
ENCn_A-
ENCn_B+
ENCn_B-
249O
249O
+ISOPWR
ISOGND
Vcc
Phase A
Phase B
GND
PCI-9524 Encoder
Figure 3-12: Connecting to an external encoder
with differential line-drivers
ENCn_A+
ENCn_A-
ENCn_B+
ENCn_B-
249O
249O
+ISOPWR
ISOGND
Vcc
Phase B
GND
PCI-9524 Encoder
Phase A
Phase A＇
Phase B＇