Use the pin-one mark to orient the connector. The map begins with RD and GD on pins 1 and 2.
Connector pin assignments
| Pin | Signal | Pin | Signal |
|---|---|---|---|
1 | RD | 2 | GD |
3 | BD | 4 | GND |
5 | CLK | 6 | GND |
7 | LAT | 8 | A |
9 | OE | 10 | B |
Frequently asked questions
Where are the control signals on HUB97?
CLK on pin 5, LAT on pin 7, OE on pin 9. Match these labels against the mating connector before installing the board.
Which positions are marked ground?
The interface definition marks 4, 6 as GND. Check the connector orientation before counting pin positions.
Which pins carry the row address lines?
A on pin 8, B on pin 10. Use the complete pin map when comparing another HUB board.




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