UPD78F9418AGK-9EU Renesas Electronics America, UPD78F9418AGK-9EU Datasheet - Page 162

• Manufacturer Part Number: UPD78F9418AGK-9EU
• Manufacturer: Renesas Electronics America

Specifications of UPD78F9418AGK-9EU

• Lead Free Status / Rohs Status: Supplier Unconfirmed

11.4.2 Input voltage and conversion result
result (A/D conversion result register 0 (ADCR0)) is represented by:
160
The relationship between the analog input voltage at the analog input pins (ANI0 to ANI6) and the A/D conversion
ADCR0 = INT (
or
(ADCR0 – 0.5)
INT( ): Function that returns the integer part of a parenthesized value
V
AV
ADCR0: Value in A/D conversion result register 0 (ADCR0)
Figure 11-5 shows the relationship between the analog input voltage and the A/D conversion result.
IN
:
REF
: AV
Analog input voltage
Figure 11-5. Relationship Between Analog Input Voltage and A/D Conversion Result
REF
A/D conversion
pin voltage
result (ADCR0)
AV
V
AV
1024
IN
REF
REF
CHAPTER 11 10-BIT A/D CONVERTER ( PD789417A SUBSERIES)
1024 + 0.5)
1023
1022
1021
V
IN
3
2
1
0
< (ADCR0 + 0.5)
2048
1
1024
1
User’s Manual U13952EJ3V1UD
2048
3
1024
2
AV
1024
2048
REF
5
Input voltage/AV
1024
3
2043
2048
REF
1022
1024
2045
2048
1023
1024
2047
2048
1