Data Sheet

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 233
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
9. Display Data RAM ..................................................................................................................................... 195
9.1. Configuration ................................................................................................................................ 195
9.2. Memory to Display Address Mapping .......................................................................................... 196
9.2.1. Normal Display ON or Partial Mode ON, Vertical Scroll Mode OFF.................................. 196
9.2.2. Vertical Scroll Mode........................................................................................................... 197
9.2.3. Vertical Scroll Example...................................................................................................... 198
9.2.4. Case1: TFA+VSA+BFA < 320 ........................................................................................... 198
9.2.5. Case2: TFA+VSA+BFA = 320 (Rolling Scrolling) .............................................................. 198
9.3. MCU to memory write/read direction ........................................................................................... 200
10. Tearing Effect Output................................................................................................................................. 202
10.1. Tearing Effect Line Modes............................................................................................................ 202
10.2. Tearing Effect Line Timings .......................................................................................................... 203
11. Sleep Out – Command and Self-Diagnostic Functions of the Display Module......................................... 204
11.1. Register loading Detection ........................................................................................................... 204
11.2. Functionality Detection................................................................................................................. 205
12. Power ON/OFF Sequence ........................................................................................................................ 206
12.1. Case 1 – RESX line is held High or Unstable by Host at Power ON ........................................... 206
12.2. Case 2 – RESX line is held Low by Host at Power ON ............................................................... 207
12.3. Uncontrolled Power Off ................................................................................................................ 208
13. Power Level Definition .............................................................................................................................. 209
13.1. Power Levels................................................................................................................................ 209
13.2. Power Flow Chart......................................................................................................................... 210
14. Gamma Curves Selection ......................................................................................................................... 211
14.1. Gamma Default Values (for NW type LC) .................................................................................... 211
14.2. Gamma Curves ............................................................................................................................ 212
14.2.1. Gamma Curve 1 (GC0), applies the function y=x
2.2
.......................................................... 212
14.3. Gamma Curves ............................................................................................................................ 213
14.3.1. Grayscale Voltage Generation........................................................................................... 213
14.3.2. Positive Gamma Correction............................................................................................... 214
14.3.3. Negative Gamma Correction............................................................................................. 215
15. Reset ......................................................................................................................................................... 216
15.1. Registers ...................................................................................................................................... 216
15.2. Output Pins, I/O Pins.................................................................................................................... 217