ADLINK PXI-7931 User Manual
Page 16
10 • Signal Connection
3.2 PXI-7931 Pin assignment & Description
22. C8+
43. C0+
23. C8-
1. R0+
44. C0-
24. C9+
2. R0-
45. C1+
25. C9-
3. R1+
46. C1-
26. C10+
4. R1-
47. C2+
27. C10-
5. R2+
48. C2-
28. C11+
6. R2-
49. C3+
29. C11-
7. R3+
50. C3-
30. C12+
8. R3-
51. C4+
31. C12-
9. R4+
52. C4-
32. C13+
10. R4-
53. C5+
33. C13-
11. R5+
54. C5-
34. C14+
12. R5-
55. C6+
35. C14-
13. R6+
56. C6-
36. C15+
14. R6-
57. C7+
37. C15-
15. R7+
58. C7-
38. NC
16. R7-
59. NC
39. NC
17. NC
60. AUX3
40. AUX4
18. AUX2/SHDNn
61. AUX6
41. +5V out
19. AUX5
62. AUX7
42. AUX1/TRG_IN 20. GND
21.
AUX0/S_ADV
Table 1: Pin Assignment
Signal Name
Type
Description
C0+ to C15+
C0- to C15-
Input/Output
Columns: signals are connected to the
switch module
R0+ to R7+
R0- to R7-
Input/Output
Rows: signals are connected to the switch
module
AUX[7..0] Input/Output
Programmable Digital I/O with tri-state
control.
AUX[2..0] are dual function pins used for
triggering, refer to chapter 4 for details.
TRG_IN
Input
Trigger input for handshaking operation
S_ADV Output
Scanner Advanced trigger output for
handshaking operation
SHDNn
Input
Active-low Emergency Shutdown trigger
+5V out
Output
Unregulated +5V DC Source, maximum
100mA current loading
GND Output
Ground
NC
Not Connected Unused pin