Hardware Configuration
PIN No.
Signal Description
9
Ring Indicator (RI)
10
N/C
J12 : CPLD 8-pin Connector
PIN No.
Signal Description
1
+5V
2
TDO
3
TDI
4
N/C
5
N/C
6
TMS
7
Ground
8
TCK
J13 : ATX Power Button Interface
PIN No.
Signal Description
1
Power Button Control Signal
2
Ground
J14 : ATX Power Control Connector
PIN No.
Signal Description
1
ATX Power Good Signal
2
ATX 5V Stand-by
3
ATX Power On Control
4
Ground
J15 : Ethernet RJ-45 Interface Connector
PIN No.
Signal Description
1
TX+
2
TX-
3
RX+
4
Termination to Ground
5
Termination to Ground
6
RX-
7
Termination to Ground
8
Termination to Ground
J16 : Two-port USB Interface Connector
PIN No. Signal Description
PIN No.
Signal Description
1
+5V
2
USBD0-
3
USBD0+
4
USBGND0
5
+5V
6
USBD1-
7
USBD1+
8
USBGND1
J17/J21 : Chassis/CPU Fan Power Connector
PIN No.
Signal Description
1
Ground
2
+12V
3
Pull-up 5V (Reserved for sense signal)
3307114 User’s Manual
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