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AT90LS4433-4AI 数据表(PDF) 4 Page - ATMEL Corporation |
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AT90LS4433-4AI 数据表(HTML) 4 Page - ATMEL Corporation |
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4 / 126 page ![]() 4 AT90S/LS4433 1042H–AVR–04/03 Block Diagram Figure 1. The AT90S4433 Block Diagram PROGRAM COUNTER INTERNAL OSCILLATOR WATCHDOG TIMER STACK POINTER PROGRAM FLASH MCU CONTROL REGISTER SRAM GENERAL PURPOSE REGISTERS INSTRUCTION REGISTER TIMER/ COUNTERS INSTRUCTION DECODER DATA DIR. REG. PORTB DATA DIR. REG. PORTC DATA REGISTER PORTB DATA REGISTER PORTC ANALOG MUX ADC DATA REGISTER PORTD PROGRAMMING LOGIC TIMING AND CONTROL OSCILLATOR INTERRUPT UNIT EEPROM SPI UART STATUS REGISTER Z Y X ALU PORTB DRIVERS PORTC DRIVERS PORTD DRIVERS PB0 - PB5 PC0 - PC5 RESET VCC AVCC AGND AREF GND XTAL2 XTAL1 CONTROL LINES ANALOG COMPARATOR PD0 - PD7 8-BIT DATA BUS DATA DIR. REG. PORTD |
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