attiny15l ATMEL Corporation, attiny15l Datasheet - Page 3

• Manufacturer Part Number: attiny15l
• Description: Attiny15l 8-bit Microcontroller With 1k Byte Flash
• Manufacturer: ATMEL Corporation

1187H–AVR–09/07
Block Diagram
Figure 1. The ATtiny15L Block Diagram
GND
VCC
PROGRAMMING
INSTRUCTION
INSTRUCTION
PROGRAM
PROGRAM
REGISTER
COUNTER
CONTROL
DECODER
FLASH
LOGIC
LINES
DATA REGISTER
PORT B
PORT B DRIVERS
PB0-PB5
ISP MODULE
HARDWARE
REGISTERS
REGISTER
PURPOSE
GENERAL
POINTER
STATUS
STACK
STACK
ALU
Z
REG.PORT B
DATA DIR.
8-BIT DATA BUS
MCU CONTROL
ANALOG MUX
OSCILLATOR
MCU STATUS
WATCHDOG
INTERRUPT
REGISTER
REGISTER
COUNTER1
INTERNAL
COUNTER0
EEPROM
TIMER/
TIMER/
TIMER
DATA
UNIT
ATtiny15L
ADC
OSCILLATOR
TIMING AND
INTERNAL
CONTROL
TUNABLE
3