Tharo Systems H-427+ - Interface Specifications

INTERFACE
****The total current to the serial port may not exceed 500mA.
APPENDIX
56
Serial Port
Default settings烉
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
-
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
Computer
1 1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
+5V, max 500mA
TXD
RXD
N/C
GND
RTS
CTS
RTS
N/C
Printer
=
Parallel Port (Optional)
=
Handshaking
:
DSTB is sent to the printer, BUSY to the host computer
Interface
cable
:
Parallel cable compatible with IBM computers
Pinout
:
See below
Pin No.
Function
Transmitter
1
2-9
10
11
12
13
14
15
16
17
18
19-30
31
32
33
34-35
36
/Strobe
Data 0-7
/Acknowledge
Busy
/Paper empty
/Select
/Auto-Linefeed
N/C
Signal Gnd
Chassis Gnd
+5V, max 500mA
Signal Gnd
/Initialize
/Error
Signal Ground
N/C
/Select-in
Computer / printer
Computer
Printer
Printer
Printer
Printer
Computer / printer
Computer
Computer / printer
Printer
Computer / printer