Electrónica

LIBRARY IEEE; USE IEEE.STD_logic_1164.all; ENTITY CONTADOR09 IS       PORT(CLK, RST: IN STD_LOGIC;       CUENTA: OUT INTEGER RANGE 0 TO 15); END ENTITY; ARCHITECTURE ALGO OF CONTADOR09 IS SIGNAL AUX: INTEGER RANGE 0 TO 15; BEGIN      PROCESS(CLK,RST)      BEGIN        IF RST='0' THEN      AUX<=0;      ELSE IF CLK'EVENT AND CLK='0' THEN      AUX<=AUX+1;        END IF;        END IF;      END PROCESS; CUENTA<=AUX; END ALGO;

Saludos, les traigo un código de VHDL, es la descripción de un FF tipo D ---------------------------------------------------------------------------------- library IEEE; use IEEE.STD_LOGIC_1164.ALL; use IEEE.STD_LOGIC_ARITH.ALL; use IEEE.STD_LOGIC_UNSIGNED.ALL; entity FF is     Port ( D,CLK: in  STD_LOGIC;     Q : out  STD_LOGIC); end FF;  architecture Behavioral of FF is   begin--Architecture   process(CLK)   begin --Process      IF CLK'EVENT AND CLK='0' THEN Q<=D;   END IF;      end process;  -- Process end Behavioral;--architecture

Saludos! Acá les traigo un código para obtener un PWM de 25% a 75% solo presionando en P1.3 la salida es en P1.2 y lo visualizamos conectando un osciloscopio a nuestro puerto P1.2 y GND del micro _________________________________________________________________________________ ;------------------------------------------------------------------------------- ; MSP430 Assembler Code Template for use with TI Code Composer Studio ; ; ;-------------------------------------------------------------------------------             .cdecls C,LIST,"msp430.h"       ; Include device header file ;-------------------------------------------------------------------------------             .text                           ; Assemble into program memory             .retain           ...

Saludos!! Código usando interrupciones y el CLK del microcontrolador salida en lo LEDS _____________________________________________________________________ ;------------------------------------------------------------------------------- ; MSP430 Assembler Code Template for use with TI Code Composer Studio ; ; ;-------------------------------------------------------------------------------             .cdecls C,LIST,"msp430G2553.h"       ; Include device header file ;-------------------------------------------------------------------------------             .text                           ; Assemble into program memory             .retain                         ; Override ELF conditional linking               ...

Saludos!! Acá les traigo el código para programar la RESISTENCIA DE PULL UP en el MSP430G2553 ;*******************************************************************************             .cdecls C,LIST, "msp430G2553.h"  ; header ;-------------------------------------------------------------------------------             .text             .retain             .retainrefs                        ;  Inicio de programa ;------------------------------------------------------------------------------- RESET       mov.w   #250h,SP                ; Inicializar  stackpointer AltoWDT     mov.w   #5A80h,&120h            ; Alto WDT ;-----------------------------------------------------------...