Analog Devices adsp-2100 Manual page 472

E Control/Status Registers
Memory-Mapped Registers
15 14 13 12
0 0 0 0
BMPAGE
BTYPE
Internal Memory Space PM
Word Size
Alignment
15 14 13 12
0 0 0 0
or
15 14 13 12
0 0 0 0
E – 12
BDMA Control
11 10 9 8 7
0 0 0 0 0
00 01
DM DM
24 16 8
full full
word word
BDMA Word Count
(MMAP=0 and BMODE=0)
11 10 9 8 7
0 0 0 0 0
BDMA Word Count
(MMAP=1 or BMODE=1)
11 10 9 8 7
0 0 0 0 0
6 5 4 3
0 0 0 1
10 11
DM
8
MSB LSB
6 5 4 3
0 1 0 0
6 5 4 3
0 0 0 0
(ADSP-2181 only)
2 1 0
0 0 0
DM(0x3FE3)
BTYPE (see table)
BDIR
0 = load from BM
1 = store to BM
BCR
0 = run during BDMA
1 = halt during BDMA,
context reset when done
(ADSP-2181 only)
2 1 0
0 0
0
DM(0x3FE4)
BWCOUNT
2 1 0
0 0 0
DM(0x3FE4)
BWCOUNT