DFI EC300 Series - Manual (Page 67)

67
4
Jumper Settings
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.
DIO
3
1
2
1-2 On:
+3.3V (default)
JP9
DIO
2-3 On:
+5V
3
1
2
DIO1 DIO3 DIO5
1 3 5
DIO7 GND
7 9
DIO2 DIO4 DIO6
2 4 6
DIO8
8