Appendix 19: Dsi Input And Output Interface; Table A-46 25-Pin Female D-Sub Connector Pins Assignment - Keysight U8903B User Manual

A Appendixes

Appendix 19: DSI Input and Output Interface

The DSI input and output interface uses the 25-pin female D-SUB connector. The pins
assignment for the connector are shown in Figure A-2 and Table A-46.
Figure A-2
Table A-46 25-pin female D-SUB connector pins assignment
Pin no. Label
1 Master Clk Out
2 GND
3 DSI Gen Data-Out
4 DSI Gen FS-InOut
5 DSI Gen CLK-InOut
6 –
7 +5.0 V
8 +3.3 V
9 DSI Ana Data-In
10 DSI Ana FS-InOut
11 DSI Ana Clk-InOut
12 GND
13 Sync Clock Out
14 – 25 GND
564
1 2 3 4 5
14 15 16 17 18 19 20 21 22 23 24 25
25-pin female D-SUB connector
Direction
Out
–
Out
In/Out
In/Out
–
–
–
In
In/Out
In/Out
–
Out
–
6 7 8 9 10 11 12 13
Description
Master clock out for digital audio
Digital ground
Digital generator DSI data output
DSI generator DSI frame sync
DSI generator DSI bit clock
Unused
+5.0 V supply with over-current protection
+3.3 V supply with over-current protection
Digital analyzer DSI data input
Digital analyzer DSI frame sync
Digital analyzer DSI bit clock
Digital ground
Sync clock output for AES3/SPDIF and DSI
Digital ground
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