Table Of Content

PIC18 con CCS (PIC18F14K50) Autor: Andrés Raúl Bruno Saravia Microchip RTC Argentina PPIICC1188 AArrqquuiitteeccttuurraa RReevviissiióónn Microchip Familias de MCUs ©© 22001111 MMiiccrroocchhiipp TTeecchhnnoollooggyy IInnccoorrppoorraatteedd.. AAllll RRiigghhttss RReesseerrvveedd.. SSlliiddee 33 Familia PIC18 PIC18 Tradicional PIC18 serie - J PIC18 serie - K 4KB 32KB 128KB Program Flash Tipicamente los productos con mucha memoria tambien tienen muchos pines y perifericos avanzados integrados Tradiciona PIC18 PIC18 serie J PIC18 serie K 40 MHz, 10 MIPS, 5V 40-48 MHz, 10-12 MIPS, 3V 64MHz, 16 MIPS, 3V Flash endurance 100k Flash endurance 1k – 10k Flash endurance 10k EEPROM Emulate EEPROM EEPROM Características Premium Menor costo >32KB Flash Menor costo <32KB Flash ©© 22001111 MMiiccrroocchhiipp TTeecchhnnoollooggyy IInnccoorrppoorraatteedd.. AAllll RRiigghhttss RReesseerrvveedd.. SSlliiddee 44 Diagrama en Bloques Simplificado Arquitectura PIC® 8-bit Espacio de Espacio de Programa Datos Tabla de RAM 8-bit 8-bit Acceso Memoria Peripfericos Flash Bus de Bus de datos instrucciones 16-bit 8-bit CPU 8-bit Puertos I/O ©© 22001111 MMiiccrroocchhiipp TTeecchhnnoollooggyy IInnccoorrppoorraatteedd.. AAllll RRiigghhttss RReesseerrvveedd.. SSlliiddee 55 Mapa de Memoria de Datos Arquitectura PIC® 8-bit Memoria de datos PIC18F2520/4520 ACCESS RAM Mapa de Registros hasta 4k bytes Banco0 GPR Dividida en bancos Banco1 GPR de 256 byte Medio Banco 0 y Banco2 GPR mmeeddiioo bbaannccoo 1155 ssoonn usados para crear ACCESS RAM un banco virtual de ACCESS SFR acceso directo Banco13 GPR Banco14 GPR Banco15 GPR * La división 50/50 no se mantiene en ACCESS SFR los dispositivos con muchos registros SFR (Special Function Registers) ©© 22001111 MMiiccrroocchhiipp TTeecchhnnoollooggyy IInnccoorrppoorraatteedd.. AAllll RRiigghhttss RReesseerrvveedd.. SSlliiddee 66 Mapa de memoria de Programa Arquitectura PIC® 8-bit Hasta 2MB (1M Words) Vector de Reset 000000h continuos totalmente Vector de INT de alta prioridad 000008h lineal Vector de INT de baja prioridad 000018h Memoria de Programa En el chip CCoonnttaaddoorr ddee PPrrooggrraammaa ddee 2211--bbiitt 007FFEh 008000h Nivel de Stack 1 Nivel de Stack 2 Memoria de Programa Nivel de Stack 30 Sin implementar Nivel de Stack 31 (Read as ‘0’) Stack de 31 niveles 1FFFFEh ©© 22001111 MMiiccrroocchhiipp TTeecchhnnoollooggyy IInnccoorrppoorraatteedd.. AAllll RRiigghhttss RReesseerrvveedd.. SSlliiddee 77 Tabla de Lectura Arquitectura PIC® 8-bit TBLPTRU TBLPTRH TBLPTRL 00 00 09 Puntero de Mem. Prog. de 21-bit Memoria de Datos (RAM) Memoria de Programa (Flash) 0x000 0x000001 0x000000 2 0x001 2 0x000003 0x000002 - b it 0x002 A 0x000005 0x000004 d d r 0x003 e 0x000007 0x000006 s s 0x004 0x000009 2C 0x000008 0x005 TABLAT 0x00000B 0x00000A 2C 8-bit Data 0xFFA 0x1FFFF5 0x1FFFF4 0xFFB 0x1FFFF7 0x1FFFF6 0xFFC 0x1FFFF9 0x1FFFF8 0xFFD 0x1FFFFB 0x1FFFFA 0xFFE 0x1FFFFD 0x1FFFFC 0xFFF 0x1FFFFF 0x1FFFFE Byte Alto Byte Bajo ©© 22001111 MMiiccrroocchhiipp TTeecchhnnoollooggyy IInnccoorrppoorraatteedd.. AAllll RRiigghhttss RReesseerrvveedd.. SSlliiddee 88 CCaarraacctteerrííssttiiccaass eessppeecciiaalleess CCoommoo sseetteeaarr llooss bbiittss ddee ccoonnffiigguurraacciióónn ddeell PPIICC®® OOsscciillaaddoorreess

Description:

PIC32. High Performance, Pin Compatible to PIC24F. 80 MHz, 1.53 DMIPS/MHz. Up to 80 MIPS. 64- & 100-Pin Packages. Up to 512 KB Flash. Up to 32 KB RAM.

Arquitectura y Programación de PIC18F - SASE PDF

124 Pages·2013·14.27 MB·English

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PIC32. High Performance, Pin Compatible to PIC24F. 80 MHz, 1.53 DMIPS/MHz. Up to 80 MIPS. 64- & 100-Pin Packages. Up to 512 KB Flash. Up to 32 KB RAM.

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Author:	Unknown
Publication Year:	2013
Pages:	124
Language:	English
File Size:	14.27
Format:	PDF
Price:	FREE

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