H8SSLASH2214 datasheet(804/936 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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804 / 936 page

Appendix B Internal I/O Register

Rev.4.00 Sep. 18, 2008 Page 744 of 872

REJ09B0189-0400

B.2

Functions

MRA—DTC Mode Register A

H'EBC0 to H'EFBF

DTC

SM1

SM0

DM1

DM0

MD1

MD0

DTS

Bit

Initial value

—

Unde-

fined

R/W

—

Unde-

fined

—

Unde-

fined

—

Unde-

fined

—

Unde-

fined

—

Unde-

fined

—

Unde-

fined

—

Unde-

fined

DTC Data Transfer Size

Byte-size transfer

Word-size transfer

—

SAR is fixed

SAR is incremented after a transfer

(by +1 when Sz = 0; by +2 when Sz = 1)

SAR is decremented after a transfer

(by –1 when Sz = 0; by –2 when Sz = 1)

DTC Transfer Mode Select

DTC Mode

Destination Address Mode 1 and 0

Source Address Mode 1 and 0

Destination side is repeat area or block area

Source side is repeat area or block area

—

DAR is fixed

DAR is incremented after a transfer

(by +1 when Sz = 0; by +2 when Sz = 1)

DAR is decremented after a transfer

(by –1 when Sz = 0; by –2 when Sz = 1)

Normal mode

Repeat mode

Block transfer mode

—

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