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A/D Converter (ADC)
(a) Timing example
ANI0
ANI1
ANI2
ANI3
A/D
conversion
ADA0CRn
INTAD
(b) Block diagram
Figure 19-11
Data
1
Data
Data 1
Data 2
(
ANI0)
(
ANI1)
Data 1
(
ANI0)
ADA0PFT
match
Conversion start
Set ADA0CE bit = 1
Analog input pin
ANI0
ANI1
ANI2
ANI3
ANI4
ANI5
.
.
.
.
ANIm
Timing Example of One-shot Scan Mode Operation
(When Power-Fail Comparison Is Made: ADA0S Register = 03H)
User's Manual U18743EE1V2UM00
Data
2
Data
3
Data
4
Data 3
Data 4
(
ANI2)
(
ANI3)
Data 2
Data 3
Data 4
(ANI1)
(
ANI2)
(
ANI3)
Conversion
completion
ADA0CRn
A/D converter
Chapter 19
5
Data
6
Data
7
register
ADA0CR0
ADA0CR1
ADA0CR2
ADA0CR3
ADA0CR4
ADA0CR5
.
.
.
ADA0CRm
693
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