MB86294 Datasheet, PDF (5/305 Pages) Fujitsu Component Limited. – Grraphiics Controller specifications

4.1
OPERATION MODE......................................................................................................... 41
4.1.1 Host CPU mode ...................................................................................................... 41
4.1.2 Ready signal mode.................................................................................................. 41
4.1.3 BS signal mode....................................................................................................... 42
4.1.4 Endian.................................................................................................................... 42
4.2
ACCESS MODE ............................................................................................................. 43
4.2.1 SRAM interface...................................................................................................... 43
4.2.2 FIFO interface (fixed transfer destination address)................................................. 43
4.3
DMA TRANSFER ........................................................................................................... 44
4.3.1 Data transfer unit................................................................................................... 44
4.3.2 Address mode ......................................................................................................... 44
4.3.3 Bus mode................................................................................................................ 45
4.3.4 DMA transfer request ............................................................................................. 45
4.3.5 Ending DMA transfer ............................................................................................. 45
4.4
TRANSFER OF LOCAL DISPLAY LIST.................................................................................. 46
4.5
INTERRUPT................................................................................................................... 47
4.6
SH3 MODE .................................................................................................................. 47
4.7
WAIT ........................................................................................................................... 47
4.8
MEMORY MAP............................................................................................................... 48
5 GRAPHICS MEMORY........................................................................................................... 50
5.1
CONFIGURATION ........................................................................................................... 50
5.1.1 Data type................................................................................................................ 50
5.1.2 Memory Mapping.................................................................................................... 51
5.1.3 Data Format ........................................................................................................... 51
5.2
FRAME MANAGEMENT.................................................................................................... 53
5.2.1 Single Buffer .......................................................................................................... 53
5.2.2 Double Buffer ......................................................................................................... 53
5.3
MEMORY ACCESS ......................................................................................................... 53
5.3.1 Memory Access by host CPU ................................................................................... 53
5.3.2 Priority of memory accessing .................................................................................. 53
5.4
CONNECTION WITH MEMORY ........................................................................................... 54
5.4.1 Connection with memory ........................................................................................ 54
6 DISPLAY CONTROLLER...................................................................................................... 55
6.1
OVERVIEW ................................................................................................................... 55
6.2
DISPLAY FUNCTION........................................................................................................ 55
6.2.1 Layer configuration ................................................................................................ 55
6.2.2 Overlay................................................................................................................... 57
6.2.3 Display parameters ................................................................................................ 59
6.2.4 Display position control .......................................................................................... 60