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® TM
GT-1000
GT-4000
GT-6000 ES-300C
GT-6500 ES-600C
GT-8000 ES-800C
GT-8500 ES-1000C
GT-9000 ES-1200C
GT-5000 Action Scanner II
GT-300 ES-300GS
Reference Manual
Scanner ESC/I EPSON
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All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or any means, electronic, mechanical, photocopying, recording, or assumed with respect to the use of the information contained herein. While every precaution has been taken in the preparation of this book, Seiko Epson Corporation assumes no responsibility for errors or omissions. Neither is any liability assumed for damages resulting from the use of the Seiko Epson Corpora
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iii the operating instructions in your scanner’s user’s guide. Before you begin using this manual, you should thoroughly review hobbyist programmer in mind. language. It was written with both the professional and advanced programming EPSON scanners using the advanced ESC/I control This manual was designed to be a comprehensive guide to Preface
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iv
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v 1-21 . . . . . . . . . . . . . . . . . . . . . . . . Image processing 1-16 . . . . . . . . . . . . . . . . . . . . . . . Data form definition 1-14 . . . . . . . . . . . . . . . . . . . . . . . . Gamma correction 1-13 . . . . . . . . . . . . . . . . . . . . . . . . . Image definition 1-13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Functions 1-12 . . .
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vi 2-17 . . . . . . . . . . . . . . 4. Download color correction (ESC m) 2-16 . . . . . . . . . . . . . . . . . 3. Set color correction (ESC M) 2-15 . . . . . . . . . . . . . . . 2. Download dither pattern (ESC b) 2-13 . . . . . . . . . . . . . . . . . 1. Set halftoning mode (ESC B) 2-13 . . . . . . . . . . . . . . . . . . . . . Image Processing Commands 2-12 . . . . . . . . . . . . . . . . 3. Download
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vii 2-51 . . . . . . . . . . . . . Typical Programming Errors and Solutions 2-50 . . . . . . . . . . . . . . . Items not affected by function level 2-48 . . . . . . . . . . . . . . . Commands and function level table 2-47 . . . . . . . . . . . . . . . . . . . . . Using the function level 2-47 . . . . . . . . . . . . . . . . . . . . Function Level and Commands 2-46 . . . . . . . . . . . . . . . . . .
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viii A-19 . . . . . . . . . . . . . . . . . . . . . . . . . . Default settings A-19 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Initialization A-17 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sense Data A-16 . . . . . . . . . . . . . . . . . . . . . Unit Attention Condition A-15 . . . . . . . . . . . . . . . . . . . . . . . . . SCSI Commands
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ix B-41 . . . . . . . . . . . . . . . . . . . . The Condition Data-Block B-38 . . . . . . . . . . . . . . . . . . . . . The Identity Data-Block B-34 . . . . . . . . . . . . . . . . . . . . . . . . DIP Switch Setting B-33 . . . . . . . . . . . . . . . . . . . . . . . . Software Defaults B-32 . . . . . . . . . . . . . . . . Software Functions and Settings B-31 . . . . . . . . . . . . .
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x B-84 . . . . . . . . . . . . . . . . . . . . The Condition Data-Block B-81 . . . . . . . . . . . . . . . . . . . . . The Identity Data-Block B-80 . . . . . . . . . . . . . . . . . . . . . . . . . Software Defaults B-79 . . . . . . . . . . . . . . . . . Software Functions and Settings B-78 . . . . . . . . . . . . . . . . . . . . . . . . . Error Indications B-78 . . . . . . . . . . .
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1 Introduction Introduction
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❏ ❏ ❏ ❏ Introduction 2 interface, command support levels, and available scanner options. programs. This includes the specifications for each type of Offers additional information necessary for writing scanner Appendix Lists each ESC/I command and its parameters in detail. Command Reference scanning environment, and error handling. section also provides information on image data transfer, the construction for optimum use of EPSON scanner features. This Provides recommended ESC/I command usa
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3 Introduction information on resolving these errors are included. Also, several examples of common programming errors and types correspond to your target scanner models. Always refer to the Appendix to ensure that the interface and data followed by the Appendix. section. From there, move to the Command Reference section, Read through the overview once, then read the Command Usage To write a scanner control program Usage section in depth. Read through the overview once, and then read the C
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Introduction 4
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1 1-1 Overview outlined in this chapter. concepts. The special features of EPSON brand scanners are also This chapter provides a brief description of scanner operations and Overview Chapter 1
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❏ ❏ ❏ ❏ Overview 1-2 referred to by the following terms: Data is organized horizontally and vertically; the scanning direction is intervals (such as 300 times per inch), achieving very high resolutions. vertically down the page. Data from the sensors is read at regular The document is read by a horizontal row of sensors that move digital signals. detect the brightness of the reflected light and produce corresponding off the document. The sensor is composed of CCD element arrays that illumi
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1-3 Overview converted into organized digital data. By combining the main scan and sub scan data, an entire page can be The vertical scanning direction Sub scan The horizontal scanning direction Main scan
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❏ ❏ Overview 1-4 specified. uses only one light source and reads all data except for the color Specify one color (R, G, or B) as a dropout color. This method and white only. all the light sources, and is fine if you plan to print data in black Treat all the data on the page as the same color. This method uses two ways: as monochrome in as monochrome. Color scanners can read documents Even though you have a color scanner, you can still read your documents Reading monochrome data to produce
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❏ ❏ ❏ 1-5 Overview Bi-directional Parallel, SCSI Action Scanner II Bi-directional Parallel, SCSI ES-300GS: Bi-directional Parallel, SCSI ES-1200C: Bi-directional Parallel, SCSI ES-1000C: Bi-directional Parallel, SCSI ES-800C: Bi-directional Parallel, SCSI ES-600C: SCSI (option) RS-232C Serial, Bi-directional Parallel, ES-300C: Bi-directional Parallel, SCSI GT-5000: Bi-directional Parallel, SCSI GT-300: Bi-directional Parallel, SCSI GT-9000: Bi-directional Parallel, SCSI GT-8500: RS-232C S
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❏ ❏ Overview 1-6 now directly read documents stored on film. with a minimum of degradation in image resolution. You can also in the past. This allows for more accurate reading of film colors without having to first make a print of the film as was necessary or GT-9000 (ES-1200C) models. You can now scan film directly, GT-8000 (ES-800C), GT-6500 (ES-600C), GT-8500 (ES-1000C), This unit can read transparencies (film) when mounted on the Optional transparency illumination unit when creating an
