ATtiny13A datasheet(170/174 Pages) ATMEL

170 / 174 page

8126D–AVR–11/09

ATtiny13A

7.4

Minimizing Power Consumption ......................................................................32

7.5

System Control and Reset .................................................................... 35

8.1

Resetting the AVR ...........................................................................................35

8.2

Reset Sources .................................................................................................36

8.3

Internal Voltage Reference ..............................................................................38

8.4

Watchdog Timer ..............................................................................................38

8.5

Interrupts ................................................................................................ 45

9.1

Interrupt Vectors ..............................................................................................45

9.2

External Interrupts ...........................................................................................46

9.3

10 I/O Ports .................................................................................................. 49

10.1

Overview ..........................................................................................................49

10.2

Ports as General Digital I/O .............................................................................50

10.3

Alternate Port Functions ..................................................................................54

10.4

11 8-bit Timer/Counter0 with PWM ............................................................ 59

11.1

Features ..........................................................................................................59

11.2

Overview ..........................................................................................................59

11.3

Timer/Counter Clock Sources .........................................................................60

11.4

Counter Unit ....................................................................................................60

11.5

Output Compare Unit .......................................................................................61

11.6

Compare Match Output Unit ............................................................................63

11.7

Modes of Operation .........................................................................................64

11.8

Timer/Counter Timing Diagrams .....................................................................68

11.9

12 Timer/Counter Prescaler ....................................................................... 77

12.1

Overview ..........................................................................................................77

12.2

Prescaler Reset ...............................................................................................77

12.3

External Clock Source .....................................................................................77

12.4

13 Analog Comparator ............................................................................... 79

13.1

Analog Comparator Multiplexed Input .............................................................79

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