HD6473847RHV Datasheet, PDF (352/546 Pages) Renesas Technology Corp – Renesas 8-Bit Single-Chip Microcomputer H8 Family / H8/300L Super Low Power Series

Section 12 A/D Converter
Start
Set A/D conversion speed and input channel
Disable A/D conversion end interrupt
Start A/D conversion
Read ADSR
No
ADSF = 0?
Yes
Read ADRRH/ADRRL data
Yes
Perform A/D conversion?
No
End
Figure 12.3 Flowchart of Procedure for Using A/D Converter (Polling by Software)
Start
Set A/D conversion speed and input channel
Enable A/D conversion end interrupt
Start A/D conversion
A/D conversion end
interrupt generated?
No
Yes
Clear IRRAD bit in IRR2 to 0
Read ADRRH/ADRRL data
Yes
Perform A/D conversion?
No
End
Figure 12.4 Flowchart of Procedure for Using A/D Converter (Interrupts Used)
Rev. 7.00 Mar. 08, 2010 Page 320 of 510
REJ09B0024-0700