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  LG Electronics Components Datasheet  

LGDP4524 Datasheet

TFT LCD driver

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LGDP4524
176RGBx220-dot, 262,144-color 1-chip TFT LCD driver IC
Rev 0.9.0
2007-05-21
Description ..................................................................................................................................................5
Features .......................................................................................................................................................6
Power Supply Specifications......................................................................................................................7
Block Diagram ............................................................................................................................................8
Pin Function................................................................................................................................................9
PAD Arrangement....................................................................................................................................12
PAD Coordinate .......................................................................................................................................13
Bump Arrangement .................................................................................................................................17
Block Function..........................................................................................................................................18
System Interface .....................................................................................................................................18
External Display Interface .....................................................................................................................18
Bit Operations ........................................................................................................................................19
Address Counter (AC) ............................................................................................................................19
Graphics RAM (GRAM) .........................................................................................................................19
Grayscale Voltage Generating Circuit...................................................................................................19
Timing Generator ...................................................................................................................................19
Oscillator (OSC).....................................................................................................................................19
LCD Driver Circuit ................................................................................................................................19
LCD Drive Power Supply Circuit...........................................................................................................19
GRAM Address MAP ..............................................................................................................................20
Instructions ...............................................................................................................................................28
Outline .................................................................................................................................................... 28
Index (IR)................................................................................................................................................30
Status Read (SR).....................................................................................................................................30
Start Oscillation (R00h) .........................................................................................................................30
Driver Output Control (R01h)................................................................................................................30
LCD Driving Waveform Control (R02h) ................................................................................................32


  LG Electronics Components Datasheet  

LGDP4524 Datasheet

TFT LCD driver

No Preview Available !

LGDP4524
Rev 0.9.0
Entry Mode (R03h).................................................................................................................................32
Resize Control (R04h) ............................................................................................................................35
Display Control 1 (R07h) .......................................................................................................................35
Display Control 2 (R08h) .......................................................................................................................37
Display Control 3 (R09h) .......................................................................................................................38
Frame Cycle Control (R0Bh) .................................................................................................................39
External Display Interface Control 1 (R0Ch) ........................................................................................40
Power Control 1 (R10h) .........................................................................................................................42
Power Control 2 (R11h) .........................................................................................................................42
Power Control 3 (R12h) .........................................................................................................................45
Power Control 4 (R13h) .........................................................................................................................45
Power Control 5 (R14h) .........................................................................................................................47
RAM Address Set (R21h) ........................................................................................................................48
Write Data to GRAM (R22h)..................................................................................................................48
RAM Access via RGB I/F and System I/F...............................................................................................53
Read Data Read from GRAM (R22h) .....................................................................................................54
γ Control (R30h to R3Fh) .......................................................................................................................57
Gate Scan Position (R40h) .....................................................................................................................57
Vertical Scroll Control (R41h) ...............................................................................................................59
1st-Screen Drive Position (R42h)...........................................................................................................59
2nd-Screen Drive Position (R43h) .........................................................................................................59
Horizontal RAM Address Position (R44h) .............................................................................................60
Vertical RAM Address Position (R45h)..................................................................................................60
EPROM Control 1 (R60h) ......................................................................................................................60
EPROM Control 2 (R61h) ......................................................................................................................61
Test Register 1 (R71h) ............................................................................................................................61
Test Register 2 (R72h) ............................................................................................................................61
Instruction List .........................................................................................................................................62
Interface Specifications ............................................................................................................................63
System Interface .......................................................................................................................................65
80-System 18-Bit Interface .....................................................................................................................66
80-System 16-Bit Interface .....................................................................................................................67
Data Transfer Synchronizing in 16-Bit Bus Interface Mode ..................................................................68
80-System 9-Bit Interface .......................................................................................................................69
Data Transfer Synchronizing in 9-Bit Bus Interface Mode ....................................................................70
80-System 8-Bit Interface .......................................................................................................................71
2


Part Number LGDP4524
Description TFT LCD driver
Maker LG
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