ATmega128 datasheet(380/386 Pages) ATMEL

Il numero della parte	ATmega128

Spiegazioni elettronici	8-bit Microcontroller with 128K Bytes In-System Programmable Flash

PDF	386 Pages

Scroll/Zoom	100%

Produttore elettronici	ATMEL [ATMEL Corporation]

Homepage	http://www.atmel.com

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380 / 386 page

2467S–AVR–07/09

ATmega128

Power-down Mode 46

Power-save Mode 46

Standby Mode 47

Extended Standby Mode 47

Minimizing Power Consumption 48

System Control and Reset 50

Internal Voltage Reference 54

Watchdog Timer 55

Timed Sequences for Changing the Configuration of the Watchdog Timer 58

Interrupts 60

Interrupt Vectors in ATmega128 60

I/O Ports 66

Introduction 66

Ports as General Digital I/O 67

Alternate Port Functions 71

External Interrupts 90

8-bit Timer/Counter0 with PWM and Asynchronous Operation 93

Overview 93

Timer/Counter Clock Sources 94

Counter Unit 94

Output Compare Unit 95

Compare Match Output Unit 97

Modes of Operation 98

Timer/Counter Timing Diagrams 102

8-bit Timer/Counter Register Description 104

Asynchronous Operation of the Timer/Counter 107

Timer/Counter Prescaler 110

16-bit Timer/Counter (Timer/Counter1 and Timer/Counter3) 112

Overview 112

Accessing 16-bit Registers 115

Timer/Counter Clock Sources 118

Counter Unit 118

Input Capture Unit 119

Output Compare Units 121

Compare Match Output Unit 123

Modes of Operation 124

Timer/Counter Timing Diagrams 131

16-bit Timer/Counter Register Description 133

ATmega128 Scheda tecnica(PDF) 380 Page - ATMEL Corporation