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Address T
A
Address B
A
Legend
Address
T
= L
A
A
Address
T
= L
B
B
Address
B
= L
+ SAIDE · (–1)
A
A
Address
B
= L
+ DAIDE · (–1)
B
B
Where :
L
= Value set in MARA
A
L
= Value set in MARB
B
N
= Value set in ETCRB
M
= Value set in ETCRAH and ETCRAL
Figure 7.13 Operation in Block Transfer Mode (BLKDIR = 0)
Figure 7.14 illustrates operation in block transfer mode when MARA is designated as a block area.
1st block
Transfer
Consecutive transfer
of M bytes or words
is performed in
response to one
request
2nd block
Nth block
SAID
DTSZ
· (2
· (M·N – 1))
DAID
DTSZ
· (2
· (N – 1))
Address T
Block area
Address B
Rev. 2.00, 05/03, page 245 of 820
B
B
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