DFI EC300 Series - Manual (Page 103)

103
5
Ports and Connectors
Digital I/O Signal Voltage Select
JP9
JP9 is used to confi gure DIO to signal voltage select.
The pin function of DIO port will vary according to the jumper’s setting respec-
tively.
DIO2
1-2 On:
+3.3V (default)
JP9
DIO1 / DIO2
2-3 On:
+5V
DIO1 DIO3 DIO5
1 3 5
DIO7 GND
7 9
DIO1
1 3 2 1 3 2
DIO2 DIO4 DIO6
2 4 6
DIO8
8