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ILI9341

a-Si TFT LCD Single Chip Driver

240RGBx320 Resolution and 262K color

Specification

Version: V1.09

Document No.: ILI9341_DS_V1.09.pdf

ILI TECHNOLOGY CORP.

8F, No. 38, Taiyuan St., Jhubei City,

Hsinchu Country 302 Taiwan R.O.C.

Tel.886-3-5600099; Fax.886-3-5670585

http://

www.ilitek.com

a-Si TFT LCD Single Chip Driver

240RGBx320 Resolution and 262K color

ILI9341

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 239

Table of Contents

Section Page

Introduction.................................................................................................................................................... 7

Features ........................................................................................................................................................ 7

Block Diagram ............................................................................................................................................... 9

Pin Descriptions .......................................................................................................................................... 10

Pad Arrangement and Coordination............................................................................................................ 15

Block Function Description.......................................................................................................................... 24

Function Description ................................................................................................................................... 26

7.1.

MCU interfaces .............................................................................................................................. 26

7.1.1.

MCU interface selection ...................................................................................................... 26

7.1.2.

8080-

Ⅰ

Series Parallel Interface........................................................................................ 27

7.1.3.

Write Cycle Sequence ......................................................................................................... 28

7.1.4.

Read Cycle Sequence......................................................................................................... 29

7.1.5.

8080-

Ⅱ

Series Parallel Interface........................................................................................ 30

7.1.6.

Write Cycle Sequence ......................................................................................................... 31

7.1.7.

Read Cycle Sequence......................................................................................................... 32

7.1.8.

Serial Interface .................................................................................................................... 33

7.1.9.

Write Cycle Sequence ......................................................................................................... 33

7.1.10.

Read Cycle Sequence......................................................................................................... 36

7.1.11.

Data Transfer Break and Recovery ..................................................................................... 40

7.1.12.

Data Transfer Pause............................................................................................................ 42

7.1.13.

Serial Interface Pause (3_wire) ........................................................................................... 43

7.1.14.

Parallel Interface Pause ...................................................................................................... 43

7.1.15.

Data Transfer Mode............................................................................................................. 44

7.1.16.

Data Transfer Method 1....................................................................................................... 44

7.1.17.

Data Transfer Method 2....................................................................................................... 44

7.2.

RGB Interface ................................................................................................................................ 45

7.2.1.

RGB Interface Selection ...................................................................................................... 45

7.2.2.

RGB Interface Timing .......................................................................................................... 49

7.3.

VSYNC Interface............................................................................................................................ 52

7.4.

Color Depth Conversion Look Up Table......................................................................................... 55

7.5.

Display Data RAM (DDRAM) ......................................................................................................... 59

7.6.

Display Data Format ...................................................................................................................... 60

7.6.1.

3-line Serial Interface........................................................................................................... 60

7.6.2.

4-line Serial Interface........................................................................................................... 63

7.6.3.

8-bit Parallel MCU Interface ................................................................................................ 65

7.6.4.

9-bit Parallel MCU Interface ................................................................................................ 67

7.6.5.

16-bit Parallel MCU Interface .............................................................................................. 70

a-Si TFT LCD Single Chip Driver

240RGBx320 Resolution and 262K color

ILI9341

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 239

7.6.6.

18-bit Parallel MCU Interface .............................................................................................. 76

7.6.7.

6-bit Parallel RGB Interface................................................................................................. 80

7.6.8.

16-bit Parallel RGB Interface............................................................................................... 82

7.6.9.

18-bit Parallel RGB Interface............................................................................................... 82

Command.................................................................................................................................................... 83

8.1.

Command List ................................................................................................................................ 83

8.2.

Description of Level 1 Command................................................................................................... 89

8.2.1.

NOP (00h)............................................................................................................................ 89

8.2.2.

Software Reset (01h)........................................................................................................... 90

8.2.3.

Read display identification information (04h) ...................................................................... 91

8.2.4.

Read Display Status (09h)................................................................................................... 92

8.2.5.

Read Display Power Mode (0Ah) ........................................................................................ 94

8.2.6.

Read Display MADCTL (0Bh).............................................................................................. 95

8.2.7.

Read Display Pixel Format (0Ch)........................................................................................ 96

8.2.8.

Read Display Image Format (0Dh)...................................................................................... 97

8.2.9.

Read Display Signal Mode (0Eh) ........................................................................................ 98

8.2.10.

Read Display Self-Diagnostic Result (0Fh) ......................................................................... 99

8.2.11.

Enter Sleep Mode (10h) .................................................................................................... 100

8.2.12.

Sleep Out (11h).................................................................................................................. 101

8.2.13.

Partial Mode ON (12h)....................................................................................................... 103

8.2.14.

Normal Display Mode ON (13h) ........................................................................................ 104

8.2.15.

Display Inversion OFF (20h).............................................................................................. 105

8.2.16.

Display Inversion ON (21h) ............................................................................................... 106

8.2.17.

Gamma Set (26h) .............................................................................................................. 107

8.2.18.

Display OFF (28h) ............................................................................................................. 108

8.2.19.

Display ON (29h) ............................................................................................................... 109

8.2.20.

Column Address Set (2Ah) ................................................................................................ 110

8.2.21.

Page Address Set (2Bh) .................................................................................................... 112

8.2.22.

Memory Write (2Ch) .......................................................................................................... 114

8.2.23.

Color Set (2Dh).................................................................................................................. 115

8.2.24.

Memory Read (2Eh) .......................................................................................................... 116

8.2.25.

Partial Area (30h)............................................................................................................... 118

8.2.26.

Vertical Scrolling Definition (33h) ...................................................................................... 120

8.2.27.

Tearing Effect Line OFF (34h) ........................................................................................... 124

8.2.28.

Tearing Effect Line ON (35h) ............................................................................................. 125

8.2.29.

Memory Access Control (36h) ........................................................................................... 127

8.2.30.

Vertical Scrolling Start Address (37h) ................................................................................ 129

8.2.31.

Idle Mode OFF (38h) ......................................................................................................... 131

8.2.32.

Idle Mode ON (39h) ........................................................................................................... 132

反白

局部模式开

全屏模式开

显示开关

列地址设置

行地址设置

写数据到ｒａｍ

空闲模式开关，空闲模式时只能显示八种颜色。默认空闲模式关。

局部区域设置，跟１２ｈ和１３ｈ有关

滚动方向控制

更３３ｈ一起用

存储器访问控制，列地址顺序，竖直刷屏。竖屏。若列地址顺序，水平刷屏，则

为横屏

a-Si TFT LCD Single Chip Driver

240RGBx320 Resolution and 262K color

ILI9341

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 239

8.2.33.

COLMOD: Pixel Format Set (3Ah) .................................................................................... 134

8.2.34.

Write_Memory_Continue (3Ch)......................................................................................... 135

8.2.35.

Read_Memory_Continue (3Eh)......................................................................................... 137

8.2.36.

Set_Tear_Scanline (44h) ................................................................................................... 139

8.2.37.

Get_Scanline (45h)............................................................................................................ 140

8.2.38.

Write Display Brightness (51h) .......................................................................................... 141

8.2.39.

Read Display Brightness (52h).......................................................................................... 142

8.2.40.

Write CTRL Display (53h).................................................................................................. 143

8.2.41.

Read CTRL Display (54h) ................................................................................................. 145

8.2.42.

Write Content Adaptive Brightness Control (55h).............................................................. 147

8.2.43.

Read Content Adaptive Brightness Control (56h) ............................................................. 148

8.2.44.

Write CABC Minimum Brightness (5Eh)............................................................................ 149

8.2.45.

Read CABC Minimum Brightness (5Fh)............................................................................ 150

8.2.46.

Read ID1 (DAh) ................................................................................................................. 151

8.2.47.

Read ID2 (DBh) ................................................................................................................. 152

8.2.48.

Read ID3 (DCh)................................................................................................................. 153

8.3.

Description of Level 2 Command................................................................................................. 154

8.3.1.

RGB Interface Signal Control (B0h) .................................................................................. 154

8.3.2.

Frame Rate Control (In Normal Mode/Full Colors) (B1h).................................................. 155

8.3.3.

Frame Rate Control (In Idle Mode/8 colors) (B2h) ............................................................ 157

8.3.4.

Frame Rate control (In Partial Mode/Full Colors) (B3h).................................................... 159

8.3.5.

Display Inversion Control (B4h)......................................................................................... 161

8.3.6.

Blanking Porch Control (B5h)............................................................................................ 162

8.3.7.

Display Function Control (B6h).......................................................................................... 164

8.3.8.

Entry Mode Set (B7h) ........................................................................................................ 168

8.3.9.

Backlight Control 1 (B8h)................................................................................................... 169

8.3.10.

Backlight Control 2 (B9h)................................................................................................... 170

8.3.11.

Backlight Control 3 (BAh) .................................................................................................. 172

8.3.12.

Backlight Control 4 (BBh) .................................................................................................. 173

8.3.13.

Backlight Control 5 (BCh) .................................................................................................. 175

8.3.14.

Backlight Control 7 (BEh) .................................................................................................. 176

8.3.15.

Backlight Control 8 (BFh) .................................................................................................. 177

8.3.16.

Power Control 1 (C0h)....................................................................................................... 178

8.3.17.

Power Control 2 (C1h)....................................................................................................... 179

8.3.18.

VCOM Control 1(C5h) ....................................................................................................... 180

8.3.19.

VCOM Control 2(C7h) ....................................................................................................... 182

8.3.20.

NV Memory Write (D0h) .................................................................................................... 184

8.3.21.

NV Memory Protection Key (D1h) ..................................................................................... 185

8.3.22.

NV Memory Status Read (D2h) ......................................................................................... 186

像素格式：１６位或１８位

连续写寄存器

最小亮度设置

a-Si TFT LCD Single Chip Driver

240RGBx320 Resolution and 262K color

ILI9341

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 239

8.3.23.

Read ID4 (D3h) ................................................................................................................. 187

8.3.24.

Positive Gamma Correction (E0h)..................................................................................... 188

8.3.25.

Negative Gamma Correction (E1h) ................................................................................... 189

8.3.26.

Digital Gamma Control 1 (E2h) ......................................................................................... 190

8.3.27.

Digital Gamma Control 2(E3h) .......................................................................................... 191

8.3.28.

Interface Control (F6h) ...................................................................................................... 192

8.4 Description of extend register command……………………………………………………………….195

8.4.1. Power control A (CBh)…………………………………………………………………………..195

8.4.2. Power control B (CFh)…………………………………………………………………………..196

8.4.3. Driver timing control A (E8h)……………………………………….…………………………...197

8.4.4. Driver timing control B (EAh)…………...............................................................................198

8.4.5. Power on sequence control (EDh)……………………………………………………………..199

8.4.6. Enable 3 gamma (F2h)…………………………………………………………………………..200

8.4.7. Pump ratio control (F7h)………………………………………………………………………...201

Display Data RAM ..................................................................................................................................... 202

9.1.

Configuration ................................................................................................................................ 202

9.2.

Memory to Display Address Mapping .......................................................................................... 203

9.2.1.

Normal Display ON or Partial Mode ON, Vertical Scroll Mode OFF.................................. 203

9.2.2.

Vertical Scroll Mode........................................................................................................... 204

9.2.3.

Vertical Scroll Example...................................................................................................... 205

9.2.4.

Case1: TFA+VSA+BFA < 320 ........................................................................................... 205

9.2.5.

Case2: TFA+VSA+BFA = 320 (Rolling Scrolling) .............................................................. 206

9.3.

MCU to memory write/read direction ........................................................................................... 207

10.

Tearing Effect Output................................................................................................................................. 209

10.1.

Tearing Effect Line Modes............................................................................................................ 209

10.2.

Tearing Effect Line Timings .......................................................................................................... 210

11.

Sleep Out – Command and Self-Diagnostic Functions of the Display Module......................................... 211

11.1.

Register loading Detection ........................................................................................................... 211

11.2.

Functionality Detection................................................................................................................. 212

12.

Power ON/OFF Sequence ........................................................................................................................ 213

12.1.

Case 1 – RESX line is held High or Unstable by Host at Power ON ........................................... 213

12.2.

Case 2 – RESX line is held Low by Host at Power ON ............................................................... 214

12.3.

Uncontrolled Power Off ................................................................................................................ 215

13.

Power Level Definition .............................................................................................................................. 216

13.1.

Power Levels................................................................................................................................ 216

13.2.

Power Flow Chart......................................................................................................................... 217

14.

Gamma Curves Selection ......................................................................................................................... 218

14.1.

Gamma Default Values (for NW type LC) .................................................................................... 218

14.2.

Gamma Curves ............................................................................................................................ 219

功耗控制，电压控制

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