UPD78F0988AGC-8BS Renesas Electronics America, UPD78F0988AGC-8BS Datasheet - Page 212
UPD78F0988AGC-8BS
Manufacturer Part Number
UPD78F0988AGC-8BS
Description
Manufacturer
Renesas Electronics America
Datasheet
1.UPD78F0988AGC-8BS.pdf
(431 pages)
Specifications of UPD78F0988AGC-8BS
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11.4.2 Input voltage and conversion result
result (value stored in A/D conversion result register 0 (ADCR0)) is as follows.
210
The relationship between the analog voltage input to the analog input pins (ANI0 to ANI7) and A/D conversion
or,
Remark
Figure 11-5 shows the relationship between the analog input voltage and A/D conversion result.
ADCR0 = INT (
(ADCR0 – 0.5)
Figure 11-5. Relationship Between Analog Input Voltage and A/D Conversion Result
A/D conversion
result
(ADCR0)
INT( ):
V
AV
ADCR0: Value of A/D conversion result register 0 (ADCR0)
IN
:
REF
:
AV
V
AV
1,024
Function returning integer of value in parentheses
Analog input voltage
AV
IN
REF
1,023
1,022
1,021
REF
REF
3
2
1
0
1,024 + 0.5)
pin voltage
V
IN
2,048
< (ADCR0 + 0.5)
1
1,024
1
CHAPTER 11 A/D CONVERTER
User’s Manual U13029EJ7V1UD
2,048
3
1,024
2
2,048
5
AV
1,024
Input voltage/AV
REF
1,024
3
2,043
2,048
REF
1,022
1,024
2,045
2,048
1,023
1,024
2,047
2,048
1
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