User manual

V850E2/MN4 A/D Converter Control

R01AN0923EJ0100 Rev.1.00 Page 2 of 26

Feb 13, 2012

1. Overview

This sample program converts the scan list of CG0 by using the software trigger in one-shot mode. The number of times

conversion of the scan list is repeated can be set from one to four per CG in a specific register for a given channel, but is

set to one in the sample program.

An A/D conversion flow is given below. See section 4.1 “Flow Charts” for the details of the individual operations.

Set ADC

Start ADC

Await end of conversion

End

Main loop processing

Conversion end

Interrupt processing

Conversion end Interrupt

Interrupt

: Interrupt

: Flow of processing

Conversion end

Interrupt processing

Figure 1.1 A/D Conversion Flow