Datasheet

Section 18 A/D Converter
R01UH0309EJ0500 Rev. 5.00 Page 1077 of 1408
Sep 24, 2012
H8S/2456, H8S/2456R, H8S/2454 Group
ADIE
ADST
ADF
ADDRA
ADDRB
ADDRC
ADDRD
Channel 0 (AN0)
operation state
Channel 1 (AN1)
operation state
Channel 2 (AN2)
operation state
Channel 3 (AN3)
operation state
Set*
Set* Set*
A/D conversion start
Clear* Clear*
Waiting for conversion
Waiting for conversion Waiting for conversion
Waiting for conversion
Waiting for conversion
Reading A/D conversion result Reading A/D conversion result
A/D conversion 1 A/D conversion 2
A/D conversion result 1
A/D conversion result 2
Waiting for
conversion
Note: * ↓ indicates the timing of instruction execution by software.
Figure 18.3 Example of A/D Converter Operation (Single Mode, Channel 1 Selected)