4.1
O
PERATION
M
ODE
.........................................................................................................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
A
CCESS
M
ODE
.............................................................................................................43
4.2.1
SRAM interface......................................................................................................43
4.2.2
FIFO interface (fixed transfer destination address).................................................43
4.3
DMA T
RANSFER
...........................................................................................................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
T
RANSFER OF
L
OCAL
D
ISPLAY
L
IST
..................................................................................46
4.5
I
NTERRUPT
...................................................................................................................47
4.6
SH3 M
ODE
..................................................................................................................47
4.7
W
AIT
...........................................................................................................................47
4.8
M
EMORY
M
AP
...............................................................................................................48
5
GRAPHICS MEMORY...........................................................................................................50
5.1
C
ONFIGURATION
...........................................................................................................50
5.1.1
Data type................................................................................................................50
5.1.2
Memory Mapping....................................................................................................51
5.1.3
Data Format ...........................................................................................................51
5.2
F
RAME
M
ANAGEMENT
....................................................................................................53
5.2.1
Single Buffer ..........................................................................................................53
5.2.2
Double Buffer .........................................................................................................53
5.3
M
EMORY
A
CCESS
.........................................................................................................53
5.3.1
Memory Access by host CPU ...................................................................................53
5.3.2
Priority of memory accessing ..................................................................................53
5.4
C
ONNECTION WITH MEMORY
...........................................................................................54
5.4.1
Connection with memory ........................................................................................54
6
DISPLAY CONTROLLER......................................................................................................55
6.1
O
VERVIEW
...................................................................................................................55
6.2
D
ISPLAY
F
UNCTION
........................................................................................................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