SH7014 datasheet(690/754 Pages) RENESAS

690 / 754 page

Appendix A On-Chip Supporting Module Registers

Rev.5.00 Sep. 27, 2007 Page 656 of 716

REJ09B0398-0500

A/D (SH7014)

A/D Control Register (ADCR)

H'FFFF83E1

8/16

Bit

Item

Bit name

―

PWR

TRGS1

TRGS0

SCAN

DSMP

BUFE1

BUFE0

Initial value

R/W

Bit

Name

Value

Description

Low power conversion mode

(initial value)

Power (PWR)

High speed start mode

Enable A/D conversion start by software

(initial value)

Enables A/D conversion start by MTU conversion start

trigger

5, 4

Timer Trigger Select 1, 0

(TRGS1, TRGS0)

Reserved

Single mode

(initial value)

Scan Mode (SCAN)

Scan mode

Normal sampling operation

(initial value)

Simultaneous Sampling

(DSMP)

Simultaneous sampling operation

Normal operation

(initial value)

ADDRA and ADDRB buffer operation:

conversion result

→ ADDRA → ADDRB

ADDRA and ADDRC, also ADDRB and ADDRD buffer

operation:

conversion result 1

→ ADDRA → ADDRC, conversion

result 2

→ ADDRB → ADDRD (ADDRC and ADDRD are

buffer registers)

1, 0

Buffer Enable 1, 0

(BUFE1, BUFE0)

ADDRA to ADDRD buffer operation:

conversion result

→ ADDRA → ADDRB → ADDRC →

ADDRD (ADDRB to ADDRD are buffer registers)

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