PIC16LCR65AT-04E/TQ View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC16LCR65AT-04E/TQ

8-Bit CMOS Microcontrollers

Microchip Technology 

PIC16C6X

FIGURE 3-3: PIC16C63/R63/65/65A/R65 BLOCK DIAGRAM

EPROM

Program

Memory

4K x 14

Program

Bus

14

Instruction reg

13

Program Counter

Data Bus

8

8 Level Stack

(13-bit)

RAM

File

Registers

192 x 8

RAM Addr(1) 9

Addr MUX

Direct Addr 7

Indirect

8 Addr

FSR reg

STATUS reg

8

Instruction

Decode &

Control

OSC1/CLKIN

OSC2/CLKOUT

Timing

Generation

Power-up

Timer

Oscillator

Start-up Timer

Power-on

Reset

Watchdog

Timer

Brown-out

Reset(3)

3

MUX

ALU

8

W reg

Timer0

MCLR VDD, VSS

Timer1

Timer2

Parallel Slave

Port

USART

Synchronous

Serial Port

CCP1

CCP2

PORTA

PORTB

RA0

RA1

RA2

RA3

RA4/T0CKI

RA5/SS

RB0/INT

RB7:RB1

PORTC

RC0/T1OSO/T1CKI

RC1/T1OSI/CCP2

RC2/CCP1

RC3/SCK/SCL

RC4/SDI/SDA

RC5/SDO

RC6/TX/CK

RC7/RX/DT

PORTD

PORTE

RD0/PSP0

RD1/PSP1

RD2/PSP2

RD3/PSP3

RD4/PSP4

RD5/PSP5

RD6/PSP6

RD7/PSP7

RE0/RD

RE1/WR

RE2/CS

(Note 2)

Note 1: Higher order bits are from the STATUS register.

2: PORTD, PORTE and the Parallel Slave Port are not available on the PIC16C63/R63.

3: Brown-out Reset is not available on the PIC16C65.

DS30234D-page 12

© 1997 Microchip Technology Inc.

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