HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 360

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

Section 8 Data Transfer Controller
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'FFF800 to H'FFFBFF).
Rev.6.00 Sep. 27, 2007 Page 330 of 1268
REJ09B0220-0600
Location of Register Information in Address Space
Register
information
start address
Chain
transfer
Figure 8.5 Location of DTC 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