attiny2313v ATMEL Corporation, attiny2313v Datasheet - Page 3

• Manufacturer Part Number: attiny2313v
• Description: Attiny2313 8-bit With 2k Bytes Of In-system Programmable Flash
• Manufacturer: ATMEL Corporation

Block Diagram
2543IS–AVR–04/06
Figure 2. Block Diagram
VCC
GND
PROGRAMMING
INSTRUCTION
INSTRUCTION
PROGRAM
PROGRAM
COUNTER
DECODER
CONTROL
REGISTER
LOGIC
FLASH
LINES
DATA REGISTER
PORTA
DATA REGISTER
PORTB
PORTA DRIVERS
PORTB DRIVERS
PA0 - PA2
PB0 - PB7
REGISTER
GENERAL
PURPOSE
REGISTER
POINTER
STATUS
STACK
SRAM
REG. PORTA
ALU
SPI
DATA DIR.
8-BIT DATA BUS
REG. PORTB
DATA DIR.
MCU CONTROL
DATA REGISTER
MCU STATUS
CALIBRATED
OSCILLATOR
OSCILLATOR
WATCHDOG
COUNTERS
INTERRUPT
REGISTER
REGISTER
INTERNAL
INTERNAL
EEPROM
TIMER/
USART
TIMER
PORTD
UNIT
USI
PORTD DRIVERS
PD0 - PD6
XTAL1
ATtiny2313/V
REG. PORTD
DATA DIR.
OSCILLATOR
TIMING AND
CONTROL
DEBUGGER
ON-CHIP
XTAL2
RESET
3