Datasheet

78K0/Ix2 CHAPTER 11 A/D CONVERTER

R01UH0010EJ0500 Rev.5.00 391

Feb 28, 2012

Figure 11-18. A/D Conversion Operation

ANIn

A/D conversion is started

Note 1

Rewriting ADS ADCS = 0

ANIn

ANIn ANIn ANIm

ANIn ANIm ANIm

Stopped

Conversion result

immediately before

is retained

A/D conversion

result register

Note 2

INTAD

Conversion is stopped

Conversion result immediately

before is retained

Notes 1. Software trigger mode: A/D conversion is started by setting (1) ADCS.

Timer trigger mode: A/D conversion is started when a timer trigger signal (TMX0 or TMX1 output) is

detected after ADCS is set (1).

2. Software trigger mode: ADCR, ADCRH, ADCRL registers

Timer trigger mode: ADCRX0, ADCRX0L registers (TMX0 synchronization)

ADCRX1, ADCRX1L registers (TMX1 synchronization)

Remarks 1. n = 0 to 8 (it depends on products)

2. m = 0 to 8 (it depends on products)