EM65570 ELAN Microelectronics Corp, EM65570 Datasheet - Page 3

• Manufacturer Part Number: EM65570
• Description: 68com / 98seg 65k Color Stn Lcd Driver
• Manufacturer: ELAN Microelectronics Corp

C o n t e n t s
Product Specification (V1.0) 09.05.2005
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6
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General Description ........................................................................................1
Feature..............................................................................................................1
Applications .....................................................................................................2
Pin Configurations ..........................................................................................2
Functional Block Diagram ............................................................................12
Pin Descriptions ............................................................................................13
Function Description ....................................................................................16
4.1
4.2
4.3
4.4
6.1
6.2
6.3
6.4
6.5
7.1
7.2
7.3
7.4
7.5
7.6
7.7
7.8
Alignment Key...................................................................................................... 3
Pin Dimensions .................................................................................................... 3
Recommended Cog Ito Traces Resistor ............................................................. 4
PAD Coordinates Table........................................................................................ 5
Power Supply Pins............................................................................................. 13
LCD Power Supply Circuit Pins ......................................................................... 13
System Bus Pins................................................................................................ 14
LCD Drive Circuit Signals .................................................................................. 15
Oscillating Circuit Pin......................................................................................... 16
MPU Interface .................................................................................................... 16
Writing Data to Display RAM and Control Register........................................... 19
Internal Display RAM and Register Read ......................................................... 19
16-Bit Data Access to Display RAM .................................................................. 20
Fast Burst RAM Write Function ......................................................................... 21
Display RAM Access Using the Windows Function .......................................... 22
Display RAM Data and LCD .............................................................................. 22
Correlation between Display RAM and Address ............................................... 23
7.1.1
7.1.2
7.1.3
7.1.4
7.1.5
7.2.1
7.3.1
7.3.2
7.8.1
7.8.2
7.8.3
7.8.4
Reset Pin Description (RESB).........................................................................16
Selection of Interface Type ..............................................................................16
Parallel Input ...................................................................................................17
Read/Write Functions of Register and Display RAM .......................................17
Serial Interface ................................................................................................17
7.1.5.1 4-Wire Type Serial Interface .............................................................17
7.1.5.2 3-Wire Type Serial Interface .............................................................18
Writing Data Operation ....................................................................................19
Read Display RAM Operation .........................................................................19
Register Read Operation.................................................................................20
Gradation Mode (65K Colors), (C256=0, 65K=1) ............................................23
Gradation Mode (4096 Colors), (C256=0, 65K=0)...........................................24
Gradation Mode (256 Colors), (C256=1, 65K=0).............................................25
Data Read and Write Bit Assignment ..............................................................26
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