h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 226

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 8 Data Transfer Controller (DTC)
8.3.4
Figure 8.5 shows how the register information should be located in the address space.
Locate the MRA, SAR, MRB, DAR, CRA, and CRB registers, in that order, from the start address
of the register information (contents of the vector address). In the case of chain transfer, register
information should be located in consecutive areas.
Locate the register information in the on-chip RAM (addresses: H'FFEBC0 to H'FFEFBF).
Rev. 5.00 Sep 22, 2005 page 200 of 1136
REJ09B0257-0500
Register
information
start address
Chain
transfer
Location of Register Information in Address Space
Figure 8.5 Location of Register Information in Address Space
MRA
MRB
MRA
MRB
0
CRA
CRA
Lower address
1
4 bytes
DAR
SAR
DAR
SAR
2
CRB
CRB
3
Register information
Register information
for 2nd transfer in
chain transfer