Epson TK14 operation manual Centronics Parallel Interface

Models: TK14

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FENIX IMVICO

TK14 OPERATION MANUAL

2.4- CENTRONICS PARALLEL INTERFACE

The TK14 comply the IEE1284 protocol (NIBBLE MODE).

Copyright © 1994 by the Institute of Electrical and Electronic Engineers, Inc.

2.4.1- Compatibility mode (Data transmission from host system to the printer: Centronics compatible)

*Any system sending data to the printer (PC, PLC, custom board, et cetera) is considered to be a host system.

The compatibility mode supports compatibility with the Centronics parallel interface.

a) Specifications

 

Data transmission:

8-bit parallel

Synchronization:

nSTB signal externally provided

Protocol:

nACK (acknowledge) and BUSY signals

Signal levels:

TTL compatible

Connector (user side):

JST PHDR-18VS(housing)

 

SPHD-001T-P0.5(contact) or an equivalent model.

b)Switching between online and offline mode

The printer does not provide any switch for online/offline mode. The printer is in offline mode in the following cases:

1)When powering on or until the printer becomes ready for data transmission after it is initialized by the reset signal from the interface

2)During the self-test.

3)When the platen is opened.

4)During paper advance using the paper advance button (paper feed).

5)When the printer stops printing due to ‘out of paper’.

6)When a temporal voltage abnormality happens to the power supply.

7)When an error occurs.

c)Timing diagram of data reception

Data n

Data n+1

Data

tHold

nStrobe

tSetup tSTB

Busy

Peripheral Busy

TReady tBUSY

nAck

tnBUSY

tReply tACK tNext

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Epson TK14 operation manual Centronics Parallel Interface

TK14 specifications

The Epson TK14 is a cutting-edge ink cartridge designed for use with various Epson printer models, providing exceptional print quality and reliability for both home and office users. As a part of Epson's renowned line of ink solutions, the TK14 is engineered to deliver vibrant colors, crisp text, and rich graphics, making it an ideal choice for everyday printing needs across a variety of applications.

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In conclusion, the Epson TK14 ink cartridge stands out in the realm of printing solutions. With its advanced DURABrite Ultra ink technology, user-friendly features, high page yield, and compatibility with multiple printer models, it is an essential choice for anyone looking to achieve exceptional print quality while maintaining efficiency in their printing tasks.