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ATmega644PA Datasheet(PDF) 247 Page - ATMEL Corporation

Part # ATmega644PA
Description  8-bit Microcontroller with 16/32/64/128K Bytes In-Sytem Programmable Flash
PDF  468 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATmega644PA Datasheet(HTML) 247 Page - ATMEL Corporation

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247
8152G–AVR–11/09
ATmega164PA/324PA/644PA/1284P
Figure 22-5. ADC Timing Diagram, Single Conversion
Figure 22-6. ADC Timing Diagram, Auto Triggered Conversion
Figure 22-7. 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



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