Partner Tech International RP-300-H User Manual page 7

RP-300-H User's Manual
2-2-1. Interface Connector
<D-SUB 25 Female Serial>
<USB "B" Type>
<USB COMBO>
- Serial interface
PIN SIGNAL
2 TxD
3 RxD
4, 20 DTR
6 DSR
1, 7 GND
- USB interface
PIN SIGNAL
1 +5V
2 DATA-
3 DATA+
4 GND
6
I/O
Output Printer transmit data line RS-232C level
Input Printer receive data line RS-232C level
Output Printer handshake to host line RS-232C level
Input Data Send Ready
- System Ground
I/O
- +5V
- Printer transmit data line
- Printer transmit data line
- System Ground
<Centronics Parallel>
<Ethernet>
<Wi-fi>
DESCRIPTION
DESCRIPTION