Chapter 3 Signal Connections
NI 660x User Manual 3-4 ni.com
Pin Assignments
Table 3-2 lists the pin assignments for the I/O connector on the NI 660x.
Note The NI 6601 uses counters <0..3> only.
Table 3-2. NI 660x Connector Pin Assignments
Signal
Name
Motion
Encoder
Context
DIO
Context
Counter
Context
(Default)
Pin
Number
Pin
Number
Counter
Context
(Default)
DIO
Context
Motion
Encoder
Context
Signal
Name
PFI 31 channel
A(2)
P0.31 CTR 2
SRC
34 68 — — — D GND
D GND — — — 33 67 CTR 2
GATE
P0.30 index/z(2) PFI 30
PFI 28 — P0.28 CTR 2
OUT
32 66 CTR 2
AUX
P0.29 channel
B(2)
PFI 29
PFI 27 channel
A(3)
P0.27 CTR 3
SRC
31 65 — — — D GND
D GND — — — 30 64 CTR 3
GATE
P0.26 index/z(3) PFI 26
PFI 24 — P0.24 CTR 3
OUT
29 63 CTR 3
AUX
P0.25 channel
B(3)
PFI 25
PFI 23 channel
A(4)
P0.23 CTR 4
SRC
28 62 — — — D GND
D GND — — — 27 61 CTR 4
GATE
P0.22 index/z(4) PFI 22
PFI 20 — P0.20 CTR 4
OUT
26 60 CTR 4
AUX
P0.21 channel
B(4)
PFI 21
PFI 19 channel
A(5)
P0.19 CTR 5
SRC
25 59 — — — D GND
D GND — — — 24 58 CTR 5
GATE
P0.18 index/z(5) PFI 18
PFI 16 — P0.16 CTR 5
OUT
23 57 CTR 5
AUX
P0.17 channel
B(5)
PFI 17
PFI 15 channel
A(6)
P0.15 CTR 6
SRC
22 56 — — — RG
PFI 14 index/z(6) P0.14 CTR 6
GATE
21 55 — — — D GND