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ILI9325-2.4英寸TFT液晶屏控制器
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ILI9325
a-Si TFT LCD Single Chip Driver
240RGBx320 Resolution and 262K color
Datasheet
Preliminary
Version: V0.32
Document No.: ILI9325DS_V0.32.pdf
ILI TECHNOLOGY CORP.
4F, No. 2, Tech. 5
th
Rd., Hsinchu Science Park,
Taiwan 300, R.O.C.
Tel.886-3-5670095; Fax.886-3-5670096
http://www.ilitek.com
a-Si TFT LCD Single Chip Driver
240RGBx320 Resolution and 262K color
ILI9325
The information contained herein is the exclusive property of ILI Technology Corp. and shall not be distributed,
reproduced, or disclosed in whole or in part without prior written permission of ILI Technology Corp.
Page 2 of 109 Version: 0.30
Table of Contents
Section Page
1.
Introduction.................................................................................................................................................... 7
2. Features ........................................................................................................................................................ 7
3. Block Diagram............................................................................................................................................... 9
4. Pin Descriptions .......................................................................................................................................... 10
5. Pad Arrangement and Coordination............................................................................................................ 14
6. Block Description ........................................................................................................................................ 21
7. System Interface ......................................................................................................................................... 24
7.1. Interface Specifications .................................................................................................................. 24
7.2. Input Interfaces .............................................................................................................................. 25
7.2.1. i80/18-bit System Interface.................................................................................................. 26
7.2.2. i80/16-bit System Interface.................................................................................................. 27
7.2.3. i80/9-bit System Interface.................................................................................................... 28
7.2.4. i80/8-bit System Interface.................................................................................................... 28
7.3. Serial Peripheral Interface (SPI) .................................................................................................... 29
7.4. VSYNC Interface............................................................................................................................ 34
7.5. RGB Input Interface ....................................................................................................................... 38
7.5.1. RGB Interface...................................................................................................................... 39
7.5.2. RGB Interface Timing .......................................................................................................... 40
7.5.3. Moving Picture Mode........................................................................................................... 42
7.5.4. 6-bit RGB Interface.............................................................................................................. 43
7.5.5. 16-bit RGB Interface............................................................................................................44
7.5.6. 18-bit RGB Interface............................................................................................................44
7.6. Interface Timing.............................................................................................................................. 47
8. Register Descriptions .................................................................................................................................. 48
8.1. Registers Access............................................................................................................................ 48
8.2. Instruction Descriptions.................................................................................................................. 51
8.2.1. Index (IR)............................................................................................................................. 53
8.2.2. Start Oscillation (R00h)........................................................................................................53
8.2.3. Driver Output Control (R01h) .............................................................................................. 53
8.2.4. LCD Driving Wave Control (R02h) ...................................................................................... 55
8.2.5. Entry Mode (R03h) .............................................................................................................. 55
8.2.6. Resizing Control Register (R04h)........................................................................................ 58
8.2.7. Display Control 1 (R07h) ..................................................................................................... 59
8.2.8. Display Control 2 (R08h) ..................................................................................................... 60
8.2.9. Display Control 3 (R09h) ..................................................................................................... 61
8.2.10. Display Control 4 (R0Ah)..................................................................................................... 62
8.2.11. RGB Display Interface Control 1 (R0Ch)............................................................................. 63
a-Si TFT LCD Single Chip Driver
240RGBx320 Resolution and 262K color
ILI9325
The information contained herein is the exclusive property of ILI Technology Corp. and shall not be distributed,
reproduced, or disclosed in whole or in part without prior written permission of ILI Technology Corp.
Page 3 of 109 Version: 0.30
8.2.12.
Frame Marker Position (R0Dh) ........................................................................................... 64
8.2.13. RGB Display Interface Control 2 (R0Fh) ............................................................................. 64
8.2.14. Power Control 1 (R10h)....................................................................................................... 65
8.2.15. Power Control 2 (R11h) ....................................................................................................... 66
8.2.16. Power Control 3 (R12h)....................................................................................................... 67
8.2.17. Power Control 4 (R13h)....................................................................................................... 67
8.2.18. GRAM Horizontal/Vertical Address Set (R20h, R21h) ........................................................ 68
8.2.19. Write Data to GRAM (R22h)................................................................................................ 68
8.2.20. Read Data from GRAM (R22h) ........................................................................................... 69
8.2.21. Power Control 7 (R29h)....................................................................................................... 70
8.2.22. Frame Rate and Color Control (R2Bh)................................................................................ 71
8.2.23. Gamma Control (R30h ~ R3Dh).......................................................................................... 72
8.2.24. Horizontal and Vertical RAM Address Position (R50h, R51h, R52h, R53h) ....................... 72
8.2.25. Gate Scan Control (R60h, R61h, R6Ah) ............................................................................. 73
8.2.26. Partial Image 1 Display Position (R80h).............................................................................. 76
8.2.27. Partial Image 1 RAM Start/End Address (R81h, R82h)....................................................... 76
8.2.28. Partial Image 2 Display Position (R83h).............................................................................. 76
8.2.29. Partial Image 2 RAM Start/End Address (R84h, R85h)....................................................... 76
8.2.30. Panel Interface Control 1 (R90h)......................................................................................... 77
8.2.31. Panel Interface Control 2 (R92h)......................................................................................... 77
8.2.32. Panel Interface Control 4 (R95h)......................................................................................... 77
8.2.33. OTP VCM Programming Control (RA1h) ............................................................................ 78
8.2.34. OTP VCM Status and Enable (RA2h) ................................................................................. 78
8.2.35. OTP Programming ID Key (RA5h) ...................................................................................... 79
9. OTP Programming Flow.............................................................................................................................. 80
10. GRAM Address Map & Read/Write............................................................................................................. 81
11. Window Address Function........................................................................................................................... 87
12. Gamma Correction...................................................................................................................................... 89
13. Application................................................................................................................................................... 94
13.1. Configuration of Power Supply Circuit ...........................................................................................94
13.2. Display ON/OFF Sequence ........................................................................................................... 96
13.3. Standby and Sleep Mode ............................................................................................................... 97
13.4. Power Supply Configuration .......................................................................................................... 98
13.5. Voltage Generation ........................................................................................................................ 99
13.6. Applied Voltage to the TFT panel................................................................................................. 100
13.7. Partial Display Function ............................................................................................................... 100
13.8. Resizing Function......................................................................................................................... 101
14. Electrical Characteristics........................................................................................................................... 104
14.1. Absolute Maximum Ratings ......................................................................................................... 104
a-Si TFT LCD Single Chip Driver
240RGBx320 Resolution and 262K color
ILI9325
The information contained herein is the exclusive property of ILI Technology Corp. and shall not be distributed,
reproduced, or disclosed in whole or in part without prior written permission of ILI Technology Corp.
Page 4 of 109 Version: 0.30
14.2.
DC Characteristics ....................................................................................................................... 105
14.3. Reset Timing Characteristics ....................................................................................................... 105
14.4. AC Characteristics ....................................................................................................................... 105
14.4.1. i80-System Interface Timing Characteristics..................................................................... 105
14.4.2. Serial Data Transfer Interface Timing Characteristics....................................................... 106
14.4.3. RGB Interface Timing Characteristics ............................................................................... 107
15. Revision History ........................................................................................................................................ 109
a-Si TFT LCD Single Chip Driver
240RGBx320 Resolution and 262K color
ILI9325
The information contained herein is the exclusive property of ILI Technology Corp. and shall not be distributed,
reproduced, or disclosed in whole or in part without prior written permission of ILI Technology Corp.
Page 5 of 109 Version: 0.30
Figures
F
IGURE1 SYSTEM INTERFACE AND RGB INTERFACE CONNECTION ....................................................................................25
FIGURE2 18-BIT SYSTEM INTERFACE DATA FORMAT .........................................................................................................26
FIGURE3 16-BIT SYSTEM INTERFACE DATA FORMAT .........................................................................................................27
FIGURE4 9-BIT SYSTEM INTERFACE DATA FORMAT ...........................................................................................................28
FIGURE5 8-BIT SYSTEM INTERFACE DATA FORMAT ...........................................................................................................29
FIGURE6 DATA TRANSFER SYNCHRONIZATION IN 8/9-BIT SYSTEM INTERFACE..................................................................29
FIGURE 7 DATA FORMAT OF SPI INTERFACE.....................................................................................................................31
FIGURE8 DATA TRANSMISSION THROUGH SERIAL PERIPHERAL INTERFACE (SPI) ...............................................................32
FIGURE9 DATA TRANSMISSION THROUGH SERIAL PERIPHERAL INTERFACE (SPI), TRI=”1” AND DFM=”10”)....................33
FIGURE10 DATA TRANSMISSION THROUGH VSYNC INTERFACE).......................................................................................34
FIGURE11 MOVING PICTURE DATA TRANSMISSION THROUGH VSYNC INTERFACE ............................................................34
FIGURE12 OPERATION THROUGH VSYNC INTERFACE ......................................................................................................35
FIGURE13 TRANSITION FLOW BETWEEN VSYNC AND INTERNAL CLOCK OPERATION MODES ............................................37
FIGURE14 RGB INTERFACE DATA FORMAT ......................................................................................................................38
FIGURE15 GRAM ACCESS AREA BY RGB INTERFACE .....................................................................................................39
FIGURE16 TIMING CHART OF SIGNALS IN 18-/16-BIT RGB INTERFACE MODE..................................................................40
FIGURE17 TIMING CHART OF SIGNALS IN 6-BIT RGB INTERFACE MODE ............................................................................41
FIGURE18 EXAMPLE OF UPDATE THE STILL AND MOVING PICTURE....................................................................................42
FIGURE19 INTERNAL CLOCK OPERATION/RGB INTERFACE MODE SWITCHING ...................................................................45
FIGURE20 GRAM ACCESS BETWEEN SYSTEM INTERFACE AND RGB INTERFACE ..............................................................46
FIGURE21 RELATIONSHIP BETWEEN RGB I/F SIGNALS AND LCD DRIVING SIGNALS FOR PANEL .....................................47
FIGURE22 REGISTER SETTING WITH SERIAL PERIPHERAL INTERFACE (SPI)......................................................................48
FIGURE23 REGISTER SETTING WITH I80 SYSTEM INTERFACE ............................................................................................49
FIGURE 24 REGISTER READ/WRITE TIMING OF I80 SYSTEM INTERFACE ...........................................................................50
FIGURE25 GRAM ACCESS DIRECTION SETTING ...............................................................................................................56
FIGURE26 GRAM HIGH-SPEED WRITE MODE...................................................................................................................57
FIGURE27 HIGH-SPEED CONSECUTIVE WRITE OPERATION (IN 18/16-BIT INTERFACE MODE)..............................................57
FIGURE28 16-BIT MPU SYSTEM INTERFACE DATA FORMAT.............................................................................................58
FIGURE29 8-BIT MPU SYSTEM INTERFACE DATA FORMAT...............................................................................................58
FIGURE 30 DATA READ FROM GRAM THROUGH READ DATA REGISTER IN 18-/16-/9-/8-BIT INTERFACE MODE..............69
FIGURE 31 GRAM DATA READ BACK FLOW CHART ........................................................................................................70
FIGURE 32 GRAM ACCESS RANGE CONFIGURATION ........................................................................................................73
FIGURE33 GRAM READ/WRITE TIMING OF I80-SYSTEM INTERFACE ...............................................................................81
FIGURE34 I80-SYSTEM INTERFACE WITH 18-/16-/9-BIT DATA BUS (SS=”0”, BGR=”0”) .................................................83
FIGURE35 I80-SYSTEM INTERFACE WITH 8-BIT DATA BUS (SS=”0”, BGR=”0”) ..............................................................84
FIGURE 36 I80-SYSTEM INTERFACE WITH 18-/9-BIT DATA BUS (SS=”1”, BGR=”1”).......................................................86
FIGURE 37 GRAM ACCESS WINDOW MAP .......................................................................................................................87
FIGURE 38 GRAYSCALE VOLTAGE GENERATION...............................................................................................................89
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- amongxo2013-05-19我其实是想要代码,也算了
zhengpingwlp
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