HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 305

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Figure 7.14 illustrates operation in block transfer mode when MARA is designated as a block area.
Address T
Address B
Legend:
Address
Address
Address
Address
Where :
T
T
B
B
L
L
N
M
A
A
A
B
A
B
A
B
Figure 7.13 Operation in Block Transfer Mode (BLKDIR = 0)
= L
= L
= L
= L
= Value set in MARA
= Value set in MARB
= Value set in ETCRB
= Value set in ETCRAH and ETCRAL
A
B
A
B
+ SAIDE · (–1)
+ DAIDE · (–1)
1st block
2nd block
Nth block
SAID
DAID
· (2
· (2
DTSZ
DTSZ
Section 7 DMA Controller (Not Supported in the H8S/2321)
Consecutive transfer
of M bytes or words
is performed in
response to one
request
· (M·N–1))
· (N–1))
Transfer
Rev.6.00 Sep. 27, 2007 Page 275 of 1268
Block area
REJ09B0220-0600
Address T
Address B
B
B