HD66781 Datasheet, PDF (3/196 Pages) Renesas Technology Corp – 720-channel Source Driver for a-Si TFT/Low Temperature Poly-Si TFT Panels with 262,144-color display RAM

HD66781
Preliminary
RAM Address and Display Position on the Panel .............................................. 99
Notes to the setting of panel control registers ........................................................................ 100
Screen settings ....................................................................................................................... 100
Base image display ................................................................................................................ 100
OSD and α blending functions ........................................................................... 102
OSD image data format.......................................................................................................... 103
OSD image display setting..................................................................................................... 103
Resizing function ................................................................................................ 105
Contraction............................................................................................................................. 105
Resizing setting...................................................................................................................... 106
Instructions for Resizing ........................................................................................................ 107
Notes to the resizing function ................................................................................................ 108
Magnification......................................................................................................................... 109
Interface specification ......................................................................................... 112
System Interface.................................................................................................. 114
80-system 18-bit interface...................................................................................................... 115
80-system 16-bit interface...................................................................................................... 116
Data transmission synchronization in 16-bit bus interface mode........................................... 118
80-system 9-bit interface........................................................................................................ 119
Data transmission synchronization in 9-bit bus interface mode............................................. 120
80-system 8-bit interface (Big endian)................................................................................... 121
Data transmission synchronization in 8-bit bus interface mode............................................. 124
Serial Peripheral interface (SPI) ............................................................................................ 125
80-system 8-bit interface (Little endian)................................................................................ 128
Data transmission synchronization in 8-bit bus interface mode............................................. 130
DMA transfer Single Address mode ................................................................... 131
VSYNC Interface................................................................................................ 134
Notes to the VSYNC interface............................................................................................... 137
External Display Interface .................................................................................. 139
Polarities of VSYNC, HSYNC, ENABLE, DOTCLK signals .............................................. 140
RGB interface timing ............................................................................................................. 140
Moving picture display in RGB Interface .............................................................................. 142
RAM access through the system interface in RGB-I/F mode ................................................ 142
6-bit RGB interface................................................................................................................ 143
Transfer synchronization function for a 6-bit bus interface ................................................... 144
16-bit RGB interface.............................................................................................................. 145
18-bit RGB interface.............................................................................................................. 146
Notes to the external display interface ................................................................................... 147
Display Synchroniaing Data Transfer................................................................. 148
Notes to the display synchronizing GRAM data transfer mode............................................. 150
Rev.0.5, July.31.2003, page 3 of 196