ILI9341.pdf


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a-Si TFT LCD Single Chip Driver
240RGBx320 Resolution and 262K color

ILI9341

Table of Contents
Section

Page

1. Introduction.................................................................................................................................................... 7
2. Features ........................................................................................................................................................ 7
3. Block Diagram ............................................................................................................................................... 9
4. Pin Descriptions .......................................................................................................................................... 10
5. Pad Arrangement and Coordination ............................................................................................................ 15
6. Block Function Description.......................................................................................................................... 24
7. Function Description ................................................................................................................................... 26
7.1.

MCU interfaces .............................................................................................................................. 26
7.1.1.

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

7.1.2.

8080-

7.1.3.

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

7.1.4.

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

7.1.5.

8080-

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

Ⅰ Series Parallel Interface........................................................................................ 27
Ⅱ Series Parallel Interface........................................................................................ 30

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

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.
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