17
3.6 External Switches and Indicators
There are several external switches and indicators for
monitoring and controlling your CPU board. All the functions are
in the CN12 connector.
•
CN12 Pin Assignment :
PIN NO. DESCRIPTION
PIN NO. DESCRIPTION
2.
+5V
1
Speaker
4.
N/C
3.
N/C
6.
Ground
5.
N/C
8.
Key Lock Signal
7.
+5V
10.
Ground
9.
Reset SW
12.
Ground
11.
GND
14
N/C
13.
IDE LED
16.
ATX Power ON
15.
+5V
18.
+5Vsb
17.
ATX Power
20.
+5Vsb
19.
ATX 5VSB
3.7 USB Port Connector
The ROCKY- P248SV built-in two USB ports for the future new
I/O bus expansion.
CN17 : 2 ports USB Connector
Pin 1-4 for USB 0
Pin 5-8 for USB 1
1. VCC
5. GROUND
2. SBD0-
6. SBD1+
3. SBD0+
7. SBD1-
4. GROUND
8. VCC