
MB90330 Series
77
(Continued)
DMA buffer address pointer lower 8-bit (DBAPL)
DMA buffer address pointer middle 8-bit (DBAPM)
DMA buffer address pointer upper 8-bit (DBAPH)
DMA control register (DMACS)
DMA I/O register address pointer lower 8-bit (DIOAL)
DMA I/O register address pointer upper 8-bit (DIOAH)
DMA data counter lower 8-bit (DDCTL)
DMA data counter upper 8-bit (DDCTH)
Note : The above register is switched for each channel depending on the DCSR.
Initial Value
XXXXXXXX
B
Address : 007920
H
Initial Value
XXXXXXXX
B
Address : 007921
H
Initial Value
XXXXXXXX
B
Address : 007922
H
Initial Value
XXXXXXXX
B
Address : 007923
H
Initial Value
XXXXXXXX
B
Address : 007924
H
Initial Value
XXXXXXXX
B
Address : 007925
H
Initial Value
XXXXXXXX
B
Address : 007926
H
Initial Value
XXXXXXXX
B
Address : 007927
H
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
7
6
5
4
3
2
1
0
DBAPL
( R/W )
DBAPL
DBAPL
DBAPL
DBAPL
DBAPL DBAPL
DBAPL
15
14
13
12
11
10
9
8
DBAPM
DBAPM
DBAPM DBAPM DBAPM DBAPM DBAPM DBAPM
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
7
6
5
4
3
2
1
0
DBAPH
DBAPH
DBAPH DBAPH DBAPH DBAPH DBAPH DBAPH
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
15
14
13
12
11
10
9
8
RDY1
RDY2
BYTEL
IF
BW
BF
DIR
SE
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
7
6
5
4
3
2
1
0
A06
( R/W )
A07
A05
A04
A03
A02
A01
A00
15
14
13
12
11
10
9
8
A14
A15
A13
A12
A11
A10
A09
A08
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
7
6
5
4
3
2
1
0
B06
B07
B05
B04
B03
B02
B01
B00
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
15
14
13
12
11
10
9
B14
B15
B13
B12
B11
B10
B09
8
B08
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )
( R/W )