Interface Specifications; Serial Interface Specification - Argox F1 User Manual

Interface Specifications

The Argox F-Series printer sends and receives messages through serial,
parallel and USB communication interfaces. The printer automatically checks
each interface for incoming messages.

Serial Interface Specification

The serial interface of the F-Series printer is an RS-232 port with 9-pin (DB9-S)
connector located at the rear of the printer. You can change the baud rate; data
bit, parity bit and stop bit by both sending commands to the printer and by
using the LCD panel.
Pin Assignment and Description
Pin Signal
1 No function
Received Data,
2
RxD
Transmitted Data,
3
TxD
4 No function
5 GND
6 No function
Request to Send,
7
RTS
8 Clear to Send, CTS
9 +5V
Description
Shorted to Pin - 6
Input. Serial ―Received Data‖
Output. Serial ―Transmitted
Data‖.
No connection
Signal Ground
Shorted to Pin - 1
Output. Used as the control
signal for ―H/W Flow Control ―
Input. Used as the control signal
for ―H/W Flow Control‖
Output. Pin 9 is reserved for
KDU (keyboard device unit)
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