GoDEX DT series - Manual (Page 39)

35
DT2 / DT4 series User Manual
Appendix
A. Printer interfaces
Serial port
Default
setting
: Baud rate 9600, 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
Computer Printer
【 Note 】 The total current to the serial port may not exceed 500 mA.
USB port
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