SED1520 Series

 

 

Contents

 

OVERVIEW ..........................................................................................................................................................

2-1

FEATURES ...........................................................................................................................................................

2-1

BLOCK DIAGRAM ................................................................................................................................................

2-2

PACKAGE OUTLINE ............................................................................................................................................

2-3

PAD ......................................................................................................................................................................

2-4

Pad Arrangement .........................................................................................................................................

2-4

PAD ARRANGEMENT .........................................................................................................................................

2-5

PIN DESCRIPTION ..............................................................................................................................................

2-6

(1) Power Pins .............................................................................................................................................

2-6

(2) System Bus Connection Pins .................................................................................................................

2-6

(3) LCD Drive Circuit Signals .......................................................................................................................

2-7

BLOCK DESCRIPTION ........................................................................................................................................

2-8

System Bus ..................................................................................................................................................

2-8

Display Start Line and Line Count Registers ...............................................................................................

2-9

Column Address Counter .............................................................................................................................

2-9

Page Register ..............................................................................................................................................

2-9

Display Data RAM ........................................................................................................................................

2-9

Common Timing Generator Circuit ............................................................................................................

2-10

Display Data Latch Circuit ..........................................................................................................................

2-10

LCD Driver Circuit ......................................................................................................................................

2-10

Display Timing Generator ..........................................................................................................................

2-10

Oscillator Circuit (SED1520*0A Only) ........................................................................................................

2-11

Reset Circuit ..............................................................................................................................................

2-11

COMMANDS ......................................................................................................................................................

2-14

Summary ....................................................................................................................................................

2-14

Command Description ...............................................................................................................................

2-15

SPECIFICATIONS ..............................................................................................................................................

2-20

Absolute Maximum Ratings .......................................................................................................................

2-20

Electrical Specifications .............................................................................................................................

2-20

APPLICATION NOTES .......................................................................................................................................

2-26

MPU Interface Configuration ......................................................................................................................

2-26

LCD Drive Interface Configuration .............................................................................................................

2-27

LCD Panel Wiring Example .......................................................................................................................

2-29

Package Dimensions .................................................................................................................................

2-30

SED1520

Series

 

 

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