HD6433937 Datasheet, PDF (338/521 Pages) Hitachi Semiconductor – Hardware Manual

Start
Set A/D conversion speed
and input channels
Enable A/D conversion
end interrupt
Start A/D conversion
A/D conversion
end interrupt?
No
Yes
Clear bit IRRAD to
0 in IRR2
Read ADRRH/ADRRL data
Yes
Perform A/D
conversion?
No
End
Figure 11-5 Flow Chart of Procedure for Using A/D Converter (Interrupts Used)
326