Table of Contents
Advertisement
1-5. Communication Interface
Parallel Interface
Interface cable
: Parallel cable compatible with IBM PC
Pin out
: See below
PIN NO.
FUNCTION
1
/Strobe
2-9
Data 0-7
10
/Acknowledge
11
Busy
12
/Paper empty
13
/Select
14
/Auto-Linefeed
15
N/C
16
Signal Gnd
17
Chassis Gnd
18
+5V,max 500mA
19-30
Signal Gnd
31
/Initialize
32
/Error
33
Signal Ground
34-35
N/C
36
/Select-in
Serial Interface
Serial Default
: 9600 baud rate, no parity, 8 data bits, 1 stop bit, XON/XOFF protocol and RTS/CTS
Setting
RS232 HOUSING (9-pin to 9-pin)
DB9 SOCKET
---
1
RXD
2
TXD
3
DTR
4
GND
5
DSR
6
RTS
7
CTS
8
RI
9
PC
NOTE: The total voltage output from parallel port and serial port altogether can not exceed 500mA.
USB Interface
Connector Type : Type B
PIN NO.
1
FUNCTION
USBVCC
TRANSMITTER
host / printer
host
printer
printer
printer
printer
host / printer
host
host / printer
printer
host / printer
1
2
3
4
5
6
7
8
9
2
3
4
D-
D+
GND
DB9 PLUG
+5V,max 500mA
TXD
RXD
DSR
GND
DTR
N/C
RTS
N/C
PRINTER
3
Advertisement
Table of Contents
