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OM5200 Technical Manual
Rev.
1.0
Document No.: 19B00293
Date: March 6, 2018 Page: 9
3. Connectors
3.1 RS-232 Interface Connector
D-SUB 9 Female Serial Port
PIN
SIGNAL
I/O
DESCRIPTION
2
TXD
-
Printer transmit data line RS-232C level
3
RXD
-
Printer receive data line RS-232C level
6
DTR
Output
Printer handshake to host line RS-232C level
4
DSR
Input
Data Send Ready
5
GND
-
System Ground
3.2 USB Connection
USB Connector Female Type B
-USB Interface
PIN
SIGNAL
I/O
DESCRIPTION
1
+5V
-
+5V
2
DATA-
-
Printer transmit data line
3
DATA+
-
Printer transmit data line
4
GND
-
System Ground
5 1