SH7261 datasheet(1050/1348 Pages) RENESAS

1050 / 1348 page

Section 22 A/D Converter (ADC)

Rev. 2.00 Sep. 07, 2007 Page 1018 of 1312

REJ09B0320-0200

Bit

Bit Name

Initial

Value

R/W

Description

11 to 8

TRGS[3:0]

0000

R/W

Timer Trigger Select

These bits enable or disable starting of A/D conversion

by a trigger signal.

0000: Start of A/D conversion by external trigger input is

disabled

0001: A/D conversion is started by conversion trigger

TRGAN from MTU2

0010: A/D conversion is started by conversion trigger

TRG0N from MTU2

0011: A/D conversion is started by conversion trigger

TRG4AN from MTU2

0100: A/D conversion is started by conversion trigger

TRG4BN from MTU2

0101: Setting prohibited

0110: Setting prohibited

0111: Setting prohibited

1000: Setting prohibited

1001: A/D conversion is started by

ADTRG

1010: A/D conversion is started by conversion trigger

from the TMR

1011 to 1111: Setting prohibited

7, 6

CKS[1:0]

R/W

Clock Select

These bits select the A/D conversion time. *

2 Set the

A/D conversion time while A/D conversion is halted

(ADST = 0).

00: Conversion time = 138 states (maximum)

01: Conversion time = 274 states (maximum)

10: Conversion time = 546 states (maximum)

11: Setting prohibited

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