H8SSLASH2214 datasheet(328/936 Pages) RENESAS

Il numero della parte	H8S/2214

Spiegazioni elettronici	16-Bit Single-Chip Microcomputer H8S Family/H8S/2200 Series

PDF	936 Pages

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Produttore elettronici	RENESAS [Renesas Technology Corp]

Homepage	http://www.renesas.com

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Section 8 Data Transfer Controller (DTC)

Rev.4.00 Sep. 18, 2008 Page 268 of 872

REJ09B0189-0400

start address

Chain transfer

DTC vector

address

Figure 8.4 Correspondence between DTC Vector Address and Register Information

8.3.4

Location of Register Information in Address Space

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).

information

start address

Chain

transfer

for 2nd transfer in

chain transfer

MRA

SAR

MRB

DAR

CRA

CRB

4 bytes

Lower address

CRA

CRB

MRA

SAR

MRB

DAR

Figure 8.5 Location of Register Information in Address Space

H8S/2214 Scheda tecnica(PDF) 328 Page - Renesas Technology Corp