AT89LS8252-12PI View Datasheet(PDF) - Atmel Corporation

Part Name

Description

MFG CO.

AT89LS8252-12PI

8-Bit Microcontroller with 8K Bytes Flash

Atmel Corporation 

1 2 3 4 5 6 7 8 9 10 Next

Block Diagram

VCC

GND

EEPROM

RAM ADDR.

REGISTER

P0.0 - P0.7

PORT 0 DRIVERS

P2.0 - P2.7

PORT 2 DRIVERS

RAM

PORT 0

LATCH

PORT 2

LATCH

FLASH

AT89LS8252

B

REGISTER

ACC

STACK

POINTER

PROGRAM

ADDRESS

REGISTER

PSEN

ALE/PROG

EA / VPP

RST

TMP2

TMP1

BUFFER

ALU

PSW

INTERRUPT, SERIAL PORT,

AND TIMER BLOCKS

PC

INCREMENTER

PROGRAM

COUNTER

TIMING

AND

CONTROL

INSTRUCTION

REGISTER

WATCH

DOG

PORT 3

LATCH

DPTR

PORT 1

LATCH

SPI

PORT

PROGRAM

LOGIC

OSC

PORT 3 DRIVERS

PORT 1 DRIVERS

P3.0 - P3.7

P1.0 - P1.7

3

0850C–MICRO–3/06

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