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National Instruments Corporation
27
NI Digital Waveform Generator/Analyzer Guide
Note
If you are designing a custom cabling solution with
connector (779157-01) and cable (192344-01), the NI 656
x
pinout
is reversed at the end connector. Refer to Figure 14 for an
illustration of the pinout at the end connector.
Figure 14.
NI 656
x
End Connector Pinout
GND
PFI_1
GND
PFI_2
GND
PFI_3
GND
RESERVED(NC)
GND
DIO 0
GND
DIO 1
GND
DIO 2
GND
DIO 3
GND
DIO 4
GND
DIO 5
GND
DIO 6
GND
DIO 7
GND
DIO 8
GND
DIO 9
GND
DIO 10
GND
DIO 11
GND
DIO 12
GND
DIO 13
GND
DIO 14
GND
DIO 15
GND
STROBE
GND
DDC CLK OUT LVDS
GND
RESERVED(NC)
GND
DDC CLK OUT LVPECL
GND
PFI_1*
PFI_2*
PFI_3* / GND
RESERVED(NC)
DIO 0*
DIO 1*
DIO 2*
DIO 3*
DIO 4*
DIO 5*
DIO 6*
DIO 7*
DIO 8*
DIO 9*
DIO 10*
DIO 11*
DIO 12*
DIO 13*
DIO 14*
DIO 15*
STROBE*
DDC CLK OUT LVDS*
RESERVED(NC)
DDC CLK OUT LVPECL*
73
71 72
70
68 69
67
65 66
64
62 63
61
59 60
58
56 57
55
53 54
52
50 51
49
47 48
46
44 45
43
41 42
40
38 39
37
35 36
34
32 33
31
29 30
28
26 27
25
23 24
22
20 21
19
17 18
16
14 15
13
11 12
10
8
9
7
5
6
4
2
3
1