Table of Contents
Paragraph
Title
Page
Industrial Electronic Engineers, Inc.
SIZE
A
CODE IDENT NO.
05464
S03875–21–0114
Van Nuys, California
Scale: NONE
Rev A
Sheet 2
1.0
GENERAL INFORMATION............................................................................................................................5
1.1 Introduction....................................................................................................................................................5
1.2 Application .....................................................................................................................................................5
1.3 Description ....................................................................................................................................................5
2.0
LOGICAL STRUCTURE AND FUNCTION ...................................................................................................5
2.1 LCD Module...................................................................................................................................................5
2.1.1 Signal Description..................................................................................................................................6
2.2 LCD Controller ..............................................................................................................................................7
2.2.1 Instruction Register (IR).........................................................................................................................7
2.2.2 Data Register (DR)................................................................................................................................7
2.2.3 Busy Flag ...............................................................................................................................................7
2.2.4 Address Counter (AC) ...........................................................................................................................7
2.2.5 Display Data RAM (DD RAM) ................................................................................................................7
2.2.6 Character Generator ROM (CG ROM) ..................................................................................................8
2.2.7 Character Generator RAM (CG RAM) ...................................................................................................9
2.2.8 Parallel/Serial Data Conversion Circuitry, Timing Generator Circuitry..................................................9
3.0
OPERATION...............................................................................................................................................10
3.1 Instruction Set .............................................................................................................................................10
3.2 Power Up Instructions Sequence ...............................................................................................................11
3.3 Instructions Affecting the Relationship of Display Position, Cursor, and DD RAM Address......................11
3.4 Instructions Affecting Custom Characters..................................................................................................12
4.0
ELECTRICAL SPECIFICATIONS ...............................................................................................................12
4.1 Absolute Maximum Rating ..........................................................................................................................12
4.2 Normal Operating Rating ............................................................................................................................12
4.3 Electrical Characteristics (V
CC
= 5V ±10%)................................................................................................13
4.4 Timing Characteristics................................................................................................................................13
4.5 Timing Sequence for 8 Bit Parallel Interface...............................................................................................15
4.6 Timing Sequence for 4 Bit Parallel Interface...............................................................................................15
4.7 Connector Pin Assignments (P1) ...............................................................................................................16
5.0
ENVIRONMENTAL CHARACTERISTICS...................................................................................................17
5.1 Operating.....................................................................................................................................................17
5.2 Non–Operating ............................................................................................................................................17
6.0
OPTICAL SPECIFICATIONS ......................................................................................................................17
6.1 Optical Characteristics ...............................................................................................................................17
6.2 Viewing Angle Adjustment...........................................................................................................................19
7.0
FIBER OPTIC BACKLIGHT ........................................................................................................................20
7.1 FO Backlight Description ............................................................................................................................20
7.2 Lamps Characteristics................................................................................................................................20
