ATtiny43U datasheet(177/182 Pages) ATMEL

177 / 182 page

8048B–AVR–03/09

Table of Contents

Features ..................................................................................................... 1

Pin Configurations ................................................................................... 2

1.1

Pin Descriptions .................................................................................................2

Overview ................................................................................................... 4

About ......................................................................................................... 6

3.1

Resources .........................................................................................................6

3.2

Code Examples .................................................................................................6

3.3

Data Retention ...................................................................................................6

3.4

Disclaimer ..........................................................................................................6

AVR CPU Core .......................................................................................... 7

4.1

Introduction ........................................................................................................7

4.2

Architectural Overview .......................................................................................7

4.3

ALU – Arithmetic Logic Unit ...............................................................................8

4.4

Status Register ..................................................................................................8

4.5

General Purpose Register File ........................................................................10

4.6

Stack Pointer ...................................................................................................11

4.7

Instruction Execution Timing ...........................................................................12

4.8

Reset and Interrupt Handling ...........................................................................13

Memories ................................................................................................ 15

5.1

Overview ..........................................................................................................15

5.2

In-System Re-programmable Flash Program Memory ....................................15

5.3

SRAM Data Memory ........................................................................................15

5.4

EEPROM Data Memory ..................................................................................16

5.5

I/O Memory ......................................................................................................20

5.6

System Clock and Clock Options ......................................................... 23

6.1

Clock Systems and their Distribution ...............................................................23

6.2

Clock Sources .................................................................................................24

6.3

System Clock Prescaler ..................................................................................27

6.4

Clock Output Buffer .........................................................................................28

6.5

Power Management and Sleep Modes ................................................. 31

ATtiny43U датащи(PDF) 177 Page - ATMEL Corporation

ATtiny43U датащи(HTML) 177 Page - ATMEL Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

датащи скачать

ссылки URL