A/D Converter Basic Operation - NEC PD78081(A) User Manual

Sampling Time
A/D Converter
Sampling
Operation
Undefined
SAR
ADCR
INTAD
A/D conversion operations are performed continuously until bit 7 (CS) of A/D converter mode register (ADM) is
reset (0) by software.
If a write to the ADM is performed during an A/D conversion operation, the conversion operation is initialized, and
if the CS bit is set (1), conversion starts again from the beginning.
After RESET input, the value of ADCR is undefined.
CHAPTER 10 A/D CONVERTER
Figure 10-5. A/D Converter Basic Operation
C0H
or
80H
40H
Conversion
Time
A /D Conversion
Conversion
Result
Conversion
Result
127