Use the pinout to connect to terminals on the mini HDMI DIO connector.

Figure 1. DIO Connector Pinout
Notice The mini HDMI DIO connector is not an HDMI interface. Do not connect the mini HDMI DIO connector on the PXIe-5699 to the HDMI interface of another device. NI is not liable for any damage resulting from such signal connections.
Table 17. PXIe-5699 DIO Signal Descriptions
Pin Signal Description
19 GND Ground reference for signals
18 NC No connection
17 Ready Digital output—ready for input[1]1 This output signal is not enabled by default. You can enable it with the niAATT Set Ready For Input Enabled VI or C function.
16 D5 Digital input—indexing bit 5 (MSB)
15 D4 Digital input—indexing bit 4
14 D3 Digital input—indexing bit 3
13 GND Ground reference for signals
12 D2 Digital input—indexing bit 2
11 D1 Digital input—indexing bit 1
10 GND Ground reference for signals
9 D0 Digital input—indexing bit 0 (LSB)
8 LE Digital input—latch enable
7 GND Ground reference for signals
6 GND Ground reference for signals
5 NC No connection
4 GND Ground reference for signals
3 GND Ground reference for signals
2 NC No connection
1 GND Ground reference for signals
Table 11. Pin Requirements
Feature Value
Minimum LE Pulse Spacing 100 ns
Minimum LE Pulse Width 50 ns
Minimum Control Hold Time 50 ns
Table 12. Truth Table
Digital Input Control Device State
D5 D4 D3 D2 D1 D0 Attenuation Index Attenuation (dB, Nominal)
Low Low Low Low Low Low 0 0
Low Low Low Low Low High 1 2
Low Low Low Low High Low 2 4
Low Low Low Low High High 3 6
Low Low Low High Low Low 4 8
Low Low Low High Low High 5 10
Low Low Low High High Low 6 12
Low Low Low High High High 7 14
Low Low High Low Low Low 8 16
Low Low High Low Low High 9 18
Low Low High Low High Low 10 20
Low Low High Low High High 11 22
Low Low High High Low Low 12 24
Low Low High High Low High 13 26
Low Low High High High Low 14 28
Low Low High High High High 15 30
Low High Low Low Low Low 16 32
Low High Low Low Low High 17 34
Low High Low Low High Low 18 36
Low High Low Low High High 19 38
Low High Low High Low Low 20 40
Low High Low High Low High 21 42
Low High Low High High Low 22 44
Low High Low High High High 23 46
Low High High Low Low Low 24 48
Low High High Low Low High 25 50
Low High High Low High Low 26 52
Low High High Low High High 27 54
Low High High High Low Low 28 56
Low High High High Low High 29 58
Low High High High High Low 30 60
Low High High High High High 31 62
High Low Low Low Low Low 32 64
High Low Low Low Low High 33 66
High Low Low Low High Low 34 68
High Low Low Low High High 35 70
High Low Low High Low Low 36 72
High Low Low High Low High 37 74
High Low Low High High Low 38 76
High Low Low High High High 39 78
High Low High Low Low Low 40 80
High Low High Low Low High 41 82
High Low High Low High Low 42 84
High Low High Low High High 43 86
High Low High High Low Low 44 88
High Low High High Low High 45 90

1 This output signal is not enabled by default. You can enable it with the niAATT Set Ready For Input Enabled VI or C function.