Winmate IB32 User Manual page 22

IB32 Motherboard User Manual /
Engineering Spec.
2.5.1 COM1: RS232/422/485
Pin No.
1
3
5
7
9
2.5.2 USB 1/2: USB 3.0 (Lower)/USB2.0 (Upper)Ports
Pin Number
1
2
3
4
5
6
7
8
9
SYMBOL
DCD
TxD
GND
RTX
RI
Signal Name
+5VUSB3.0
U2DN0
U2DP0
USB_GND
U3RXDN1
U3RXDP1
USB_GND
U3TXDN1
U3TXDP1
Pin No. SYMBOL
2 RxD
4 DTR
6 DSR
8 CTS
Pin Number
10
11
12
13
15
Signal Name
+5VUSB2.0
U2DN1
U2DP1
USB_GND