Output Solutions ez-2p 참조 가이드
1
Programmer’s Manual
1. Communication Ports Specification
1-1. Parallel Interface
Handshake
: DSTB to printer and BUSY to host.
Interface cable : DB25 Male (IBM-PC) 36 position parallel printer cable.
Pin out
: Tabulated below.
PIN NO.
FUNCTION
TRANSMITTER
1
Strobe
host
2-9
Data 0-7
host
10
Acknowledge
printer
11
Busy
printer
12
Paper empty
printer
13
Select
printer
14-16
N/C
17
Chassis Ground
18
N/C
19-30
Signal Ground
31
N/C
host
32
Fault
printer
33
Signal
ground
34-36
N/C
1-2 Serial Interface
Serial port is set at the factory with 9600 baud-rate, no parity, 8 data bits, and 1 stop bit and
uses XON/XOFF protocol as well as RTS/CTS.
uses XON/XOFF protocol as well as RTS/CTS.
The connector is RS-232 DB9 female. The pin assignments are listed below.
PIN NO.
1
2
3
4
5
6
7
8
9
NAME
+5 V
TXD
RXD
N/C
GND
DTR/CTS
N/C
DTR/CTS
N/C
PC to printer’s serial port (pin to pin) description
PC
Printer
1 1 +5V
RXD 2 2 TXD
TXD 3 3 RXD
4 4 N/C
GND 5 5 GND
DSR 6 6 DTR/CTS
7 7 N/C
RTS 8 8 DTR/CTS