ATEMGA128 Просмотр технического описания (PDF) - Atmel Corporation

Номер в каталоге

Компоненты Описание

производитель

ATEMGA128

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

Atmel Corporation 

Block Diagram

Figure 2. Block Diagram

ATmega128

VCC

GND

PF0 - PF7

PORTF DRIVERS

PA0 - PA7

PORTA DRIVERS

PC0 - PC7

PORTC DRIVERS

DATA REGISTER

PORTF

DATA DIR.

REG. PORTF

DATA REGISTER

PORTA

DATA DIR.

REG. PORTA

DATA REGISTER

PORTC

8-BIT DATA BUS

DATA DIR.

REG. PORTC

AVCC

AGND

AREF

JTAG TAP

ON-CHIP DEBUG

BOUNDARY-

SCAN

PEN

PROGRAMMING

LOGIC

ADC

PROGRAM

COUNTER

PROGRAM

FLASH

INSTRUCTION

REGISTER

INSTRUCTION

DECODER

CONTROL

LINES

USART0

STACK

POINTER

SRAM

GENERAL

PURPOSE

REGISTERS

X

Y

Z

ALU

STATUS

REGISTER

INTERNAL

OSCILLATOR

WATCHDOG

TIMER

MCU CONTROL

REGISTER

TIMER/

COUNTERS

INTERRUPT

UNIT

EEPROM

CALIB. OSC

OSCILLATOR

OSCILLATOR

TIMING AND

CONTROL

SPI

USART1

TWO-WIRE SERIAL

INTERFACE

DATA REGISTER

PORTE

DATA DIR.

REG. PORTE

DATA REGISTER

PORTB

DATA DIR.

REG. PORTB

DATA REGISTER

PORTD

DATA DIR.

REG. PORTD

DATA REG. DATA DIR.

PORTG REG. PORTG

PORTE DRIVERS

PORTB DRIVERS

PORTD DRIVERS

PORTG DRIVERS

PE0 - PE7

PB0 - PB7

PD0 - PD7

PG0 - PG4

3

2467O–AVR–10/06

Share Link: