GC9A01 DataSheet
LCD-DST-3014 GC9A01 Datasheet V1.0 Preliminary 1 / 192
GC9A01A
a-Si TFT LCD Single Chip Driver
240RGBx240 Resolution
Data Sheet
Rev.1.0 Preliminary
2019-07-02
GC9A01 DataSheet
LCD-DST-3014 GC9A01 Datasheet V1.0 Preliminary 2 / 192
GENERATION REVISION HISTORY
REV.
EFFECTIVE
DATE
DESCRIPTION OF CHANGES
PREPARED
BY
1.0
2019-07-02
New Created
June
GC9A01 DataSheet
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Table of Content
Table of Content ................................................................................................................................................... 3
1. Introduction .................................................................................................................................................. 6
2. Features ........................................................................................................................................................ 7
3. Block Diagram ............................................................................................................................................. 8
3.1. Block diagram .............................................................................................................................. 8
3.2. Pin Description ............................................................................................................................. 9
3.3. PAD coordinates ......................................................................................................................... 14
4. Interface setting .......................................................................................................................................... 20
4.1. MCU interfaces .......................................................................................................................... 20
4.1.1. MCU interface selection ..................................................................................................... 21
4.1.2. 8080-I Series Parallel Interface .......................................................................................... 22
4.1.3. Write Cycle Sequence ........................................................................................................ 23
4.1.4. Read Cycle Sequence ......................................................................................................... 24
4.1.5. 8080-Ⅱ Series Parallel Interface ....................................................................................... 25
4.1.6. Write Cycle Sequence ........................................................................................................ 26
4.1.7. Read Cycle Sequence ......................................................................................................... 27
4.1.8. Serial Interface ................................................................................................................... 28
4.1.9. Write Cycle Sequence ........................................................................................................ 29
4.1.10. Read Cycle Sequence ......................................................................................................... 31
4.1.11. Data Transfer Break and Recovery ..................................................................................... 33
4.1.12. Data Transfer Pause ............................................................................................................ 35
4.1.13. Serial Interface Pause (3_wire) .......................................................................................... 36
4.1.14. Parallel Interface Pause ...................................................................................................... 36
4.1.15. Data Transfer Mode ............................................................................................................ 36
4.1.16. Data Transfer Method 1 ...................................................................................................... 37
4.1.17. Data Transfer Method 2 ...................................................................................................... 37
4.2. RGB Interface ............................................................................................................................ 38
4.2.1. RGB Interface Selection ..................................................................................................... 38
4.2.2. RGB Interface Timing ........................................................................................................ 41
4.3. VSYNC Interface ....................................................................................................................... 44
4.4. Display Data RAM (DDRAM) .................................................................................................. 45
4.5. Display Data Format .................................................................................................................. 45
4.5.1. 3-line Serial Interface ......................................................................................................... 45
4.5.2. 4-line Serial Interface ......................................................................................................... 48
4.5.3. 2-data-line mode ................................................................................................................. 50
4.5.4. 8-bit Parallel MCU Interface .............................................................................................. 52
4.5.5. 9-bit Parallel MCU Interface .............................................................................................. 55
4.5.6. 16-bit Parallel MCU Interface ............................................................................................ 57
4.5.7. 18-bit Parallel MCU Interface ............................................................................................ 63
4.5.8. 6-bit Parallel RGB Interface ............................................................................................... 67
4.5.9. 16-bit Parallel RGB Interface ............................................................................................. 68
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4.5.10. 18-bit Parallel RGB Interface ............................................................................................. 69
5. Function Description .................................................................................................................................. 70
5.1. Display data GRAM mapping .................................................................................................... 70
5.2. MCU to memory write/read direction ........................................................................................ 71
5.3. GRAM to display address mapping ........................................................................................... 73
5.3.1. Normal display on or partial mode on, vertical scroll off ................................................... 74
5.3.2. Vertical scroll display mode ............................................................................................... 75
5.3.3. Updating order on display active area in RGB interface mode .......................................... 76
5.4. Tearing effect output line ............................................................................................................ 78
5.4.1. Tearing effect line modes ................................................................................................... 78
5.4.2. Tearing effect line timing ................................................................................................... 79
5.5. Source driver .............................................................................................................................. 80
5.6. Gate driver .................................................................................................................................. 80
5.7. Scan mode setting ....................................................................................................................... 81
5.8. LCD power generation circuit .................................................................................................... 82
5.8.1. Power supply circuit ........................................................................................................... 82
5.8.2. LCD power generation scheme .......................................................................................... 83
5.9. Gamma Correction ..................................................................................................................... 84
5.10. Power Level Definition .............................................................................................................. 87
5.10.1. Power Levels ...................................................................................................................... 87
5.10.2. Power Flow Chart ............................................................................................................... 88
5.10.3.Brightness control block .................................................................................................................. 89
5.11. Input/output pin state .................................................................................................................. 90
5.11.1. Output pins ......................................................................................................................... 90
5.11.2. Input pins ............................................................................................................................ 90
6. Command ................................................................................................................................................... 91
6.1. Command List ............................................................................................................................ 91
6.2. Description of Level 1 Command .............................................................................................. 97
6.2.1. Read display identification information (04h) .................................................................... 97
6.2.2. Read Display Status (09h) .................................................................................................. 99
6.2.3. Enter Sleep Mode (10h).....................................................................................................101
6.2.4. Sleep Out Mode (11h) .......................................................................................................103
6.2.5. Partial Mode ON (12h) ......................................................................................................105
6.2.6. Normal Display Mode ON (13h) .......................................................................................106
6.2.7. Display Inversion OFF (20h) .............................................................................................107
6.2.8. Display Inversion ON (21h) ..............................................................................................108
6.2.9. Display OFF (28h) .............................................................................................................109
6.2.10. Display ON (29h) .............................................................................................................. 110
6.2.11. Column Address Set (2Ah) ................................................................................................ 111
6.2.12. Row Address Set (2Bh) ..................................................................................................... 113
6.2.13. Memory Write (2Ch) ......................................................................................................... 115
6.2.14. Partial Area (30h) .............................................................................................................. 117
6.2.15. Vertical Scrolling Definition (33h) ....................................................................................120
6.2.16. Tearing Effect Line OFF (34h) ..........................................................................................124
6.2.17. Tearing Effect Line ON (35h) ...........................................................................................125
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6.2.18. Memory Access Control(36h) ...........................................................................................127
6.2.19. Vertical Scrolling Start Address (37h) ...............................................................................130
6.2.20. Idle Mode OFF (38h) ........................................................................................................132
6.2.21. Idle Mode ON (39h) ..........................................................................................................133
6.2.22. COLMOD: Pixel Format Set (3Ah) ..................................................................................135
6.2.23. Write Memory Contiue (3Ch) ...........................................................................................137
6.2.24. Set_Tear_Scanline (44h) ...................................................................................................140
6.2.25. Get_Scanline (45h) ............................................................................................................142
6.2.26. Write Display Brightness (51h) .........................................................................................143
6.2.27. Write CTRL Display (53h) ................................................................................................145
6.2.28. Read ID1 (DAh) ................................................................................................................147
6.2.29. Read ID2 (DBh) ................................................................................................................149
6.2.30. Read ID3 (DCh) ................................................................................................................151
6.3. Description of Level 2 Command .............................................................................................153
6.3.1. RGB Interface Signal Control (B0h) .................................................................................153
6.3.2. Blanking Porch Control (B5h) ...........................................................................................156
6.3.3. Display Function Control (B6h) ........................................................................................158
6.3.4. Tearing Effect Control (BAh) ............................................................................................161
6.3.5. Interface Control (F6h) ......................................................................................................163
6.4. Description of Level 3 Command .............................................................................................164
6.4.1. Frame Rate (E8h) ..............................................................................................................164
6.4.2. SPI 2DATA control(E9h) ...................................................................................................166
6.4.3. Power Control 1 (C1h) ......................................................................................................167
6.4.4. Power Control 2 (C3h) ......................................................................................................168
6.4.5. Power Control 3 (C4h) ......................................................................................................169
6.4.6. Power Control 4 (C9h) ......................................................................................................170
6.4.7. Power Control 7(A7h) .......................................................................................................171
6.4.8. Inter Register Enable1(FEh) ..............................................................................................172
6.4.9. Inter Register Enable2(EFh) ..............................................................................................173
6.4.10. SET_GAMMA1 (F0h) ......................................................................................................174
6.4.11. SET_GAMMA2 (F1h) ......................................................................................................176
6.4.12. SET_GAMMA3 (F2h) ......................................................................................................178
6.4.13. SET_GAMMA4 (F3h) ......................................................................................................180
7. Electrical Characteristics ...........................................................................................................................182
7.1. Absolute Maximum Ratings ......................................................................................................182
7.2. DC Characteristics .....................................................................................................................183
7.3. AC Characteristics .....................................................................................................................185
7.3.1. Display Parallel 18/16/9/8-bit Interface Timing Characteristics (8080-Ⅰ) ......................185
7.3.2. Display Parallel 18/16/9/8-bit Interface Timing Characteristics (8080-Ⅱ) ......................187
7.3.3. Display Serial Interface Timing Characteristics (3-line SPI system) ................................189
7.3.4. Display Serial Interface Timing Characteristics (4-line SPI system) ................................190
7.3.5. Parallel 18/16/6-bit RGB Interface Timing Characteristics ...............................................191
