PIC16LC554-L Ver la hoja de datos (PDF) - Microchip Technology

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componentes Descripción

Fabricante

PIC16LC554-L

EPROM-Based 8-Bit CMOS Microcontrollers

Microchip Technology 

PIC16C55X

FIGURE 3-1:

BLOCK DIAGRAM

Device

PIC16C554

PIC16C557

PIC16C558

Program

Memory

512 x 14

2 K x 14

2 K x 14

Data

Memory

80 x 8

128 x 8

128 x 8

EPROM

Program

Memory

512 x 14

to

2K x 14

Program

Bus

14

Instruction reg

13

Program Counter

Data Bus

8

8-Level Stack

(13-bit)

RAM

File

Registers

80 x 8 to

128 x 8

RAM Addr(1)

8

Addr MUX

Direct Addr 7

Indirect

8 Addr

FSR

STATUS reg

8

Instruction

Decode &

Control

OSC1/CLKIN

OSC2/CLKOUT

Timing

Generation

Power-up

Timer

Oscillator

Start-up Timer

Power-on

Reset

Watchdog

Timer

3

MUX

ALU

8

W reg

VPP VDD, VSS

Timer0

PORTA

PORTB

PORTC(2)

RA0

RA1

RA2

RA3

RA4/T0CKI

RB0/INT

RB7:RB1

RC7:RC0

Note 1: Higher order bits are from STATUS Register.

2: PIC16C557 only.

DS40143E-page 10

Preliminary

 1996-2013 Microchip Technology Inc.

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