PIC12F508 View Datasheet(PDF) - Microchip Technology

Part Name

Description

MFG CO.

PIC12F508

8/14-Pin, 8-Bit Flash Microcontrollers

Microchip Technology 

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PIC12F508/509/16F505

FIGURE 3-2:

PIC16F505 BLOCK DIAGRAM

Flash

1K x 12

Program

Memory

12

Program Counter

Stack 1

Stack 2

Data Bus

8

RAM

72 bytes

File

Registers

Program

Bus

12

RAM Addr 9

Instruction Reg

Addr MUX

Direct Addr 5

Indirect

5-7 Addr

FSR Reg

Status Reg

8

Instruction

Decode and

Control

OSC1/CLKIN

OSC2/CLKOUT

Timing

Generation

Device Reset

Timer

Power-on

Reset

Watchdog

Timer

Internal RC

OSC

3

MUX

ALU

8

W Reg

Timer0

MCLR

VDD, VSS

PORTB

PORTC

RB0/ICSPCLK

RB1/ICSPDAT

RB2

RB3/MCLR/VPP

RB4/OSC2/CLKOUT

RB5/OSC1/CLKIN

RC0

RC1

RC2

RC3

RC4

RC5/T0CKI

DS41236E-page 14

© 2009 Microchip Technology Inc.

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