1-3. Communication Interface
Serial Interface
Serial Default
Setting
:
9600 baud rate､no parity､8 data bits､1 stop bit､XON/XOFF protocol and
RTS/CTS。
RS232 HOUSING (9-pin to 9-pin)
DB9 SOCKET DB9 PLUG
--- 1 1 +5V,max 500mA
RXD 2 2 TXD
TXD 3 3 RXD
DTR 4 4 N/C
GND 5 5 GND
DSR 6 6 RTS
RTS 7 7 CTS
CTS 8 8 RTS
RI 9 9 N/C
PC
PRINTER
【
Note
】
The total current output from serial port can not exceed 500mA.
USB Interface
Connector Type : Type B
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
EZ-DT-2/EZ-DT-4 User’s Manual
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