DFI Q7A-551 - Manual (Page 18)

www.dfi .com Chapter 2 Hardware Installation
18
Chapter 2
Digital I/O Connector
The 12-bit Digital I/O connector provides powering-on function to external devices that are
connected to the connector. The pin functions of the digital I/O connector are listed below:
Digital I/O Connector
Pins Function Pins Function
1 DIO_OUT-1 8 DIO_IN-4
2 DIO_IN-1 9 DIO_OUT-5
3 DIO_OUT-2 10 DIO_IN-5
4 DIO_IN-2 11 DIO_OUT-6
5 DIO_OUT-3 12 DIO_IN-6
6 DIO_IN-3 13 DCDC_5V_BB
7 DIO_OUT-4 14 GND
Digital I/O
1
2
13
14
Connect the EXT-KSDIO Module to the Digital I/O Connector on the Carrier Board
The EXT-KSDIO module (8-bit digital I/O daughter board) is designed to connected to a digital
I/O connector on the Q7A-551 carrier board via an EXT-KSDIO cable for extending 8-bit GPIO
7-pole terminal blocks at the I/O ports of the system unit.
EXT-KSDIO
EXT-KSDIO
cable
Q7A-551
External Digital
I/O Connector GPIO
EXT-KSDIO
(Bottom View)
EXT-KSDIO
(Top View)
Digital I/O connector
Important:
When connecting the EXT-KSDIO module to a digital I/O connector on the Q7A-551
carrier board, make sure the white dot on the EXT-KSDIO connector is aligned with
pin 1 of the digital I/O connector on the carrier board. If the cause of damages due to
personal incorrect installation, DFI will not be responsible for any damages.