Fujitsu F2MC-16LX Hardware Manual page 391

I Operation flow of conversion data protection function operation (when DMAC is used)
Figure 19.4-1 "Operation flow of conversion data protection function (when DMAC is used)"
shows the operation flow of the conversion data protection function.
Figure 19.4-1 Operation flow of conversion data protection function (when DMAC is used)
µDMA setting
Start of continuous A/D conversion
First conversion finished
Store the result in the data register
Second conversion finished
End of µDMA
Store the result in the data register
Third conversion finished
All conversions finished
End
The operation flow for the case in which
the A/D converter is not running is omitted.
Caution: Conversion data will be lost
NO
YES
Continued
Interrupt routine
CHAPTER 19 8/10-BIT A/D CONVERTER
if conversion is restarted during a stop.
µDMA start
A/D converter pause
YES
µDMA ends
µDMA starts
µDMA starts
A/D converter stop
See CAUTION.
NO
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