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ATMEGA16 查看數據表(PDF) - Atmel Corporation
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产品描述 (功能)
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ATMEGA16
8-bit Microcontroller with 16K Bytes In-System Programmable Flash
Atmel Corporation
ATMEGA16 Datasheet PDF : 24 Pages
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Overview
Block Diagram
2466NS–AVR–10/06
ATmega16(L)
The ATmega16 is a low-power CMOS 8-bit microcontroller based on the AVR enhanced
RISC architecture. By executing powerful instructions in a single clock cycle, the
ATmega16 achieves throughputs approaching 1 MIPS per MHz allowing the system
designer to optimize power consumption versus processing speed.
Figure 2.
Block Diagram
VCC
PA0 - PA7
PC0 - PC7
GND
AVCC
AREF
PORTA DRIVERS/BUFFERS
PORTA DIGITAL INTERFACE
MUX &
ADC
ADC
INTERFACE
PROGRAM
COUNTER
PROGRAM
FLASH
INSTRUCTION
REGISTER
INSTRUCTION
DECODER
CONTROL
LINES
AVR CPU
STACK
POINTER
SRAM
GENERAL
PURPOSE
REGISTERS
X
Y
Z
ALU
STATUS
REGISTER
PROGRAMMING
LOGIC
+
-
SPI
COMP.
INTERFACE
PORTC DRIVERS/BUFFERS
PORTC DIGITAL INTERFACE
TWI
TIMERS/
COUNTERS
OSCILLATOR
INTERNAL
OSCILLATOR
WATCHDOG
TIMER
MCU CTRL.
& TIMING
INTERRUPT
UNIT
EEPROM
OSCILLATOR
INTERNAL
CALIBRATED
OSCILLATOR
USART
XTAL1
XTAL2
RESET
PORTB DIGITAL INTERFACE
PORTB DRIVERS/BUFFERS
PB0 - PB7
PORTD DIGITAL INTERFACE
PORTD DRIVERS/BUFFERS
PD0 - PD7
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