Appendix
INTERFACE
EZ2050/EZ2150 USER MANUAL
APPENDIX
Connector Type : Type B
USB
Pin NO.
1
2
3
4
Function
VBUS
D-
D+
GND
Internal interface
UART1 wafer
Ethernet module
N.C
1 1
N.C
TXD
2 2
RXD
RXD
3 3
TXD
CTS
4 4
RTS
GND
5 5
GND
RTS
6 6
CTS
E_MD
7 7
E_MD
RTS
8 8
CTS
E_RST
9 9
E_RST
+5V
10 10
+5V
GND
11 11
GND
+5V
12 12
+5V
UART2 wafer
Add-on module
N.C
1 1
N.C
TXD
2 2
RXD
RXD
3 3
TXD
CTS
4 4
RTS
GND
5 5
GND
RTS
6 6
CTS
N.C
7 7
N.C
RTS
8 8
CTS
N.C
9 9
N.C
+5V
10 10
+5V
GND
11 11
GND
+5V
12 12
+5V
Appendix