R8CSLASH15 datasheet(186/277 Pages) RENESAS

Teilenummer	R8C/15

Bauteilbeschribung	16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / R8C/Tiny SERIES

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R8C/14 Group, R8C/15 Group

16. A/D Converter

Rev.2.10

Jan 19, 2006

Page 174 of 253

REJ09B0164-0210

16.2

Repeat Mode

In repeat mode, the input voltage on one selected pin is A/D converted repeatedly. Table 16.3 lists the

Repeat Mode Specifications. Figure 16.5 shows the ADCON0 and ADCON1 Registers in Repeat Mode.

Table 16.3

Repeat Mode Specifications

Item

Specification

Function

The Input voltage on one pin selected by CH2 to CH0 and ADGSEL0 bits

is A/D converted repeatedly

Start condition

• When the ADCAP bit is set to “0” (software trigger)

Set the ADST bit to “1” (A-D conversion starts)

• When the ADCAP bit is set to “1” (capture)

Timer Z interrupt request is generated while the ADST bit is set to “1”

Stop condition

Set the ADST bit to “0”

Interrupt request generation

timing

Not generated

Input pin

Select one of AN8 to AN11

Reading of result of A/D

converter

Read AD register

R8C/15 Datenblatt(PDF) 186 Page - Renesas Technology Corp