Chapter 3
Digital I/O
Pin Number
96
97, 98, 99
100
NI 6516 Signal Descriptions
Pin Number
1, 2, 3, 4, 20, 21, 22, 23
6, 7, 8, 9, 24, 25, 26, 27
10, 11, 12, 13, 29, 30, 31, 32
15, 16, 17, 18, 33, 34, 35, 36
5, 14, 28, 37
19
NI 6517 Signal Descriptions
Pin Number
1, 2, 3, 4, 20, 21, 22, 23
6, 7, 8, 9, 24, 25, 26, 27
10, 11, 12, 13, 29, 30, 31, 32
15, 16, 17, 18, 33, 34, 35, 36
3-26 | ni.com
Table 3-6. NI 6515 Signal Descriptions (Continued)
Signal Name
P7.COM (VCC)
P7.GND
P7.+5V
Table 3-7. NI 6516 Signal Descriptions
Signal Name
P0.<0..7>
P1.<0..7>
P2.<0..7>
P3.<0..7>
VCC
COM (GND)
Table 3-8. NI 6517 Signal Descriptions
Signal Name
P0.<0..7>
P1.<0..7>
P2.<0..7>
P3.<0..7>
Input or
Output
Signal Description
Input
Power line for port 7
Input
Ground for port 7;
isolated from the
computer power supply
Output
+5 V for port 7
Input or
Output
Output
Data lines for port 0
Output
Data lines for port 1
Output
Data lines for port 2
Output
Data lines for port 3
Input
Power lines for all
ports
Input
Common line for all
ports
Input or
Output
Output
Data lines for port 0
Output
Data lines for port 1
Output
Data lines for port 2
Output
Data lines for port 3
Signal Description
Signal Description