ATTINY15L データシートの表示（PDF） - Atmel Corporation

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ATTINY15L

8-bit Microcontroller with 1K Byte Flash

Atmel Corporation 

Table of Contents

1187H–AVR–09/07

ATtiny15L

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

Pin Configuration.................................................................................. 1

Description ............................................................................................ 2

Block Diagram ...................................................................................................... 3

Pin Descriptions.................................................................................................... 4

Internal Oscillators ............................................................................................... 4

ATtiny15L Architectural Overview ...................................................... 5

The General Purpose Register File ...................................................................... 6

The ALU – Arithmetic Logic Unit........................................................................... 6

The Flash Program Memory ................................................................................. 6

The Program and Data Addressing Modes .......................................................... 7

Subroutine and Interrupt Hardware Stack ............................................................ 9

The EEPROM Data Memory ................................................................................ 9

I/O Memory ......................................................................................................... 10

Reset and Interrupt Handling.............................................................................. 12

Internal Voltage Reference ................................................................................. 18

Interrupt Handling ............................................................................................... 19

Sleep Modes....................................................................................................... 23

Tuneable Internal RC Oscillator.......................................................................... 24

Internal PLL for Fast Peripheral Clock Generation ............................................. 24

Timer/Counters ................................................................................... 25

The Timer/Counter0 Prescaler ........................................................................... 25

The Timer/Counter1 Prescaler ........................................................................... 25

The Special Function IO Register – SFIOR........................................................ 26

The 8-bit Timer/Counter0.................................................................................... 26

The 8-bit Timer/Counter1.................................................................................... 28

The Watchdog Timer .......................................................................... 34

EEPROM Read/Write Access............................................................. 36

Preventing EEPROM Corruption ........................................................................ 38

The Analog Comparator..................................................................... 39

The Analog-to-Digital Converter, Analog Multiplexer, and Gain Stag-

es.......................................................................................................... 41

Features.............................................................................................................. 41

Operation ............................................................................................................ 42

Prescaling and Conversion Timing ..................................................................... 43

ADC Noise Canceler Function............................................................................ 46

ADC Noise-canceling Techniques ...................................................................... 50

ADC Characteristics ........................................................................................... 50

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