ATtiny48 datasheet(260/266 Pages) ATMEL

260 / 266 page

8008C–AVR–03/09

ATtiny48/88

6.6

Clock Output Buffer .........................................................................................30

6.7

System Clock Prescaler ..................................................................................30

6.8

Power Management and Sleep Modes ................................................. 33

7.1

Sleep Modes ....................................................................................................33

7.2

Software BOD Disable .....................................................................................34

7.3

Minimizing Power Consumption ......................................................................35

7.4

System Control and Reset .................................................................... 39

8.1

Resetting the AVR ...........................................................................................39

8.2

Reset Sources .................................................................................................40

8.3

Internal Voltage Reference ..............................................................................42

8.4

Watchdog Timer ..............................................................................................42

8.5

Interrupts ................................................................................................ 47

9.1

Interrupt Vectors ..............................................................................................47

9.2

External Interrupts ...........................................................................................48

9.3

I/O-Ports .................................................................................................. 55

10.1

Introduction ......................................................................................................55

10.2

Ports as General Digital I/O .............................................................................56

10.3

Alternate Port Functions ..................................................................................60

10.4

8-bit Timer/Counter0 .............................................................................. 75

11.1

Features ..........................................................................................................75

11.2

Overview ..........................................................................................................75

11.3

Timer/Counter Clock Sources .........................................................................76

11.4

Counter Unit ....................................................................................................76

11.5

Output Compare Unit .......................................................................................77

11.6

Modes of Operation .........................................................................................78

11.7

Timer/Counter Timing Diagrams .....................................................................79

11.8

8-bit Timer/Counter Register Description ........................................................80

16-bit Timer/Counter1 with PWM .......................................................... 84

12.1

Features ..........................................................................................................84

ATtiny48 Datasheet(PDF) 260 Page - ATMEL Corporation

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