PIC18LF458-EPT Просмотр технического описания (PDF) - Microchip Technology

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производитель

PIC18LF458-EPT

28/40-Pin High-Performance, Enhanced Flash Microcontrollers with CAN Module

Microchip Technology 

PIC18FXX8

FIGURE 1-2:

PIC18F448/458 BLOCK DIAGRAM

Data Bus<8>

21

Address Latch

Program Memory

up to 32 Kbytes

Data Latch

21 Table Pointer<21>

inc/dec logic

88

21

PCLATU PCLATH

PCU PCH PCL

Program Counter

31 Level Stack

Data Latch

Data RAM

up to 1536 Kbytes

Address Latch

12

Address<12>

4

BSR

12

FSR0

FSR1

FSR2

4

Bank0, F

12

Table Latch

16

8

ROM Latch

inc/dec

Decode logic

PORTA

PORTB

PORTC

IR

8

OSC2/CLKO/RA6

OSC1/CLKI

T1OSI

T1OSO

Instruction

Decode &

Control

Timing

Generation

4X

PLL

Precision

Band Gap

Reference

Power-up

Timer

Oscillator

Start-up Timer

Power-on

Reset

Watchdog

Timer

Brown-out

Reset

Test Mode

Select

PRODH PRODL

3

BITOP

8

8 x 8 Multiply

8

W

8

8

8

ALU<8>

8

Band Gap

PBOR

PLVD

Timer0

MCLR VDD, VSS

Timer1

USART

Timer2

Timer3

10-bit

ADC

PORTD

PORTE

Parallel

Slave Port

RA0/AN0/CVREF

RA1/AN1

RA2/AN2/VREF-

RA3/AN3/VREF+

RA4/T0CKI

RA5/AN4/SS/LVDIN

OSC2/CLKO/RA6

RB0/INT0

RB1/INT1

RB2/CANTX/INT2

RB3/CANRX

RB4

RB5/PGM

RB6/PGC

RB7/PGD

RC0/T1OSO/T1CKI

RC1/T1OSI

RC2/CCP1

RC3/SCK/SCL

RC4/SDI/SDA

RC5/SDO

RC6/TX/CK

RC7/RX/DT

RD0/PSP0/C1IN+

RD1/PSP1/C1IN-

RD2/PSP2/C2IN+

RD3/PSP3/C2IN-

RD4/PSP4/ECCP1/P1A

RD5/PSP5/P1B

RD6/PSP6/P1C

RD7/PSP7/P1D

RE0/AN5/RD

RE1/AN6/WR//C1OUT

RE2/AN7/CS/C2OUT

Data EEPROM Comparators CCP1

Enhanced

CCP

USART

Synchronous

Serial Port

CAN Module

© 2006 Microchip Technology Inc.

DS41159E-page 9

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