Datasheet

245
8011O–AVR–07/10
ATmega164P/324P/644P
Figure 20-5. ADC Timing Diagram, Single Conversion
Figure 20-6. ADC Timing Diagram, Auto Triggered Conversion
Figure 20-7. ADC Timing Diagram, Free Running Conversion
1
2 3 4 5 6 7 8
9
10 11 12 13
MSB of Result
LSB of Result
ADC Clock
ADSC
ADIF
ADCH
ADCL
Cycle Number
12
One Conversion Next Conversion
3
Sample & Hold
MUX and REFS
Update
Conversion
Complete
MUX and REFS
Update
1
2 3 4 5 6 7 8
9
10 11 12 13
MSB of Result
LSB of Result
ADC Clock
Trigger
Source
ADIF
ADCH
ADCL
Cycle Number
12
One Conversion Next Conversion
Conversion
Complete
Prescaler
Reset
ADATE
Prescaler
Reset
Sample & Hold
MUX and REFS
Update
11 12 13
MSB of Result
LSB of Result
ADC Clock
ADSC
ADIF
ADCH
ADCL
Cycle Number
12
One Conversion Next Conversion
34
Conversion
Complete
Sample & Hold
MUX and REFS
Update