文档介绍：精品设计
MUNICATION PROTOCOL FOR PX260
MEGAWIN GROUPS
Contents
Introduction
Hardware
Data Word
Baud Rate
Flow Control
Software Protocol
General
mands and Responses
Printer mands and Responses
Global mands and Responses
Embedded mands and Responses
Index mands
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Introduction
This document sets out to specify the protocol munication between a remote controller and certain Megawin CIJ (Ink Jet printers). The controller can be certain pocket terminal, puter or industrial controller. This document assumes that the Ink Jet machine is suitably configured and the controller is capable of supporting the hardware and software requirements listed in the hardware section.
The main new features of this software are summarised below:
In-built storage facility for a pre-defined number of print messages.
Four independent free format clock entries per stored message, with optional offsetting. A bination of clock field option fields may bined to produce user defined date and time formats.
Time dependant string print facility for shift marking.
Two independent or batch linked alpha-numeric serial numbers per stored message.
Ability to receive messages while printing.
In built message storage facility.
Four independent free format real time clocks.
Two alpha numeric serial numbers independent or batch linked.
Printer status change logging and reporting.
Product counting.
User-selected auto-reverse printing.
Software print-mand.
128, Code 39, 2 of 5 interleaved bar codes.
Printing inter character gap to join together characters.
Logo edit function.
Chinese font (16 dot or 12 dot)insert function.
External setup.
Hardware
Interface Type
The munication channel is based on a full duplex signalling RS232C serial interface.
Serial Input pin connections.
25 way D-type Connector Pin-out (RS232C)
Pin No Function
1 0v Shield, (protective ground)
2 Rx Data input to printer
3 Tx Data output fr