Table A.5: USB 3.0 Connector Pin Assignments
Pin
Signal Name
1
VBUS
2
D-
3
D+
4
GND
5
StdA_SSRX-
6
StdA_SSRX+
7
GND_DRIAN
8
StdA_SSTX-
9
StdA_SSTX+
A.5
HDMI Display Connector
Table A.6: HDMI Display Connector
Pin
1
3
5
7
9
11
13
15
17
19
A.6
COM1/COM2/COM3/COM4 RS232/422/485
connector
Pin
1
Description
Power
USB2.0 differential pair
Ground for power return
SuperSpeed receiver differential pair
Ground for signal return
SuperSpeed transmitter differential pair
Signal
TMDS Data2+
TMDS Data2-
TMDS Data1 Shield
TMDS Data0+
TMDS Data0-
TMDS Clock Shield
CEC
SCL
DDC/CEC/HEC Ground
Hot Plug Detect
RS232
DCD
15
Pin
Signal
2
TMDS Data2 Shield
4
TMDS Data1+
6
TMDS Data1-
8
TMDS Data0 Shield
10
TMDS Clock+
12
TMDS Clock-
14
Reserved
16
SDA
18
+5 V Power (max 50 mA)
RS422
RS485
TX-
D-
UNO-2484G User Manual