© National Instruments | 3-23
NI 651x User Manual
NI 6513 Signal Descriptions
NI 6514 Signal Descriptions
Table 3-4. NI 6513 Signal Descriptions
Pin Number Signal Name
Input or
Output
Signal Description
1, 2, 3, 4, 5, 6, 7, 8, 13, 14, 15,
16, 17, 18, 19, 20, 26, 27, 28,
29, 30, 31, 32, 33, 38, 39, 40,
41, 42, 43, 44, 45, 51, 52, 53,
54, 55, 56, 57, 58, 63, 64, 65,
66, 67, 68, 69, 70, 76, 77, 78,
79, 80, 81, 82, 83, 88, 89, 90,
91, 92, 93, 94, 95
P<0..7>.<0..7> Output Data lines for ports
0 through 7
9, 21, 34, 46, 59, 71, 84, 96 P<0..7>.COM
(VCC)
Input Power lines for ports
0 through 7
10, 11, 12, 22, 23, 24, 35, 36,
37, 47, 48, 49, 60, 61, 62, 72,
73, 74, 85, 86, 87, 97, 98, 99
P<0..7>.GND Input Ground for ports
0 through 7;
isolated from the
computer power
supply
25, 75 NC — No connection
50, 100 P<6..7>.+5V Output +5 V for ports 6 and
7
Table 3-5. NI 6514 Signal Descriptions
Pin Number Signal Name
Input or
Output
Signal Description
1, 2, 3, 4, 5, 6, 7, 8 P0.<0..7> Input Data lines for port 0
9, 10, 11, 12 P0.COM Input Common lines for port 0
51, 52, 53, 54, 55, 56, 57, 58 P1.<0..7> Input Data lines for port 1
59, 60, 61, 62 P1.COM Input Common lines for port 1
13, 14, 15, 16, 17, 18, 19, 20 P2.<0..7> Input Data lines for port 2
21, 22, 23, 24 P2.COM Input Common lines for port 2