
3
1
Overview.................................................................................................................................7
1.1
Introduction.....................................................................................................................7
1.2
System Configuration .....................................................................................................8
1.3
Outline ............................................................................................................................9
1.4
Block Diagram ..............................................................................................................10
1.5
Functional Overview.....................................................................................................11
1.5.1 System Configuration ........................................................................................................11
1.5.2 Display Controller ..............................................................................................................12
1.5.3 Frame Control....................................................................................................................13
1.5.4 2D Drawing........................................................................................................................14
1.5.5 3D Drawing........................................................................................................................16
1.5.6 Special Effects...................................................................................................................17
1.5.7 Display List.........................................................................................................................19
2
Signal Pins............................................................................................................................20
2.1
Signals..........................................................................................................................20
2.1.1 Signals...............................................................................................................................20
2.2
Pin Assignment.............................................................................................................21
2.2.1 Pin Assignment Diagram ...................................................................................................21
2.2.2 Pin Assignment Table ........................................................................................................22
2.3
Signal Descriptions.......................................................................................................24
2.3.1 Host CPU Interface............................................................................................................24
2.3.2 Video Interface...................................................................................................................26
2.3.3 Graphics Memory Interface ...............................................................................................28
2.3.4 Clock Input.........................................................................................................................29
3
Host Interface .......................................................................................................................30
3.1
Operation Mode............................................................................................................30
3.1.1 Host CPU Mode.................................................................................................................30
3.1.2 Endian................................................................................................................................30
3.2
Access Mode................................................................................................................31
3.2.1 SRAM Interface .................................................................................................................31
3.2.2 FIFO Interface....................................................................................................................31
3.3
DMA Transfer ...............................................................................................................32
3.3.1 Data Transfer Unit..............................................................................................................32
3.3.2 Address Mode....................................................................................................................32
3.3.3 Bus Mode...........................................................................................................................33
3.3.4 DMA Transfer Request......................................................................................................33
3.3.5 Ending DMA Transfer ........................................................................................................34
3.4
Interrupt Request..........................................................................................................35
3.5
Transfer of Local Display List .......................................................................................36
3.6
Memory Map.................................................................................................................37
4
Graphics Memory.................................................................................................................38
4.1
Configuration ................................................................................................................38
4.1.1 Data Type...........................................................................................................................38
4.1.2 Memory Layout..................................................................................................................39
4.1.3 Memory Data Format.........................................................................................................40