- Đây là ảnh mô phỏng protues.
- Đây là code chương trình.
#include <xc.h>
#include <stdio.h>
#include <stdlib.h>
#define _XTAL_FREQ 8000000
// CONFIG
#pragma config FOSC = HS // Oscillator Selection bits (HS oscillator: High-speed crystal/resonator on RA6/OSC2/CLKOUT and RA7/OSC1/CLKIN)
#pragma config WDTE = OFF // Watchdog Timer Enable bit (WDT disabled)
#pragma config PWRTE = OFF // Power-up Timer Enable bit (PWRT disabled)
#pragma config MCLRE = OFF // RA5/MCLR/VPP Pin Function Select bit (RA5/MCLR/VPP pin function is digital input, MCLR internally tied to VDD)
#pragma config BOREN = OFF // Brown-out Detect Enable bit (BOD disabled)
#pragma config LVP = OFF // Low-Voltage Programming Enable bit (RB4/PGM pin has digital I/O function, HV on MCLR must be used for programming)
#pragma config CPD = OFF // Data EE Memory Code Protection bit (Data memory code protection off)
#pragma config CP = OFF // Flash Program Memory Code Protection bit (Code protection off)
const unsigned char Anode[] = {0x3F, 0x06, 0x5B, 0x4F, 0x66, 0x6D, 0x7D, 0x07, 0x7F, 0x6F};
const unsigned char Cathode[] = {0xC0, 0xF9, 0xA4, 0xB0, 0x99, 0x92, 0x82, 0xF8, 0x80, 0x90};
void main(void)
{
TRISB = 0X00;
PORTB = 0X00;
TRISAbits.TRISA0 = 0;
TRISAbits.TRISA1 = 0;
TRISAbits.TRISA2 = 0;
TRISAbits.TRISA3 = 0;
while(1)
{
// xuat so 2 len led 7seg
PORTB = 0XA4;
PORTAbits.RA0 = 1;
__delay_ms(4);
PORTAbits.RA0 = 0;
// xuat so 0 len led 7 seg
PORTB = 0XC0;
PORTAbits.RA1 = 1;
__delay_ms(4);
PORTAbits.RA1 = 0;
// xuat so 1 len led 7seg
PORTB = 0XF9;
PORTAbits.RA2 = 1;
__delay_ms(4);
PORTAbits.RA2 = 0;
// xuat so 5 len led 7 seg
PORTB = 0X92;
PORTAbits.RA3 = 1;
__delay_ms(4);
PORTAbits.RA3 = 0;
}
}
- Link download project Click here#include <stdio.h>
#include <stdlib.h>
#define _XTAL_FREQ 8000000
// CONFIG
#pragma config FOSC = HS // Oscillator Selection bits (HS oscillator: High-speed crystal/resonator on RA6/OSC2/CLKOUT and RA7/OSC1/CLKIN)
#pragma config WDTE = OFF // Watchdog Timer Enable bit (WDT disabled)
#pragma config PWRTE = OFF // Power-up Timer Enable bit (PWRT disabled)
#pragma config MCLRE = OFF // RA5/MCLR/VPP Pin Function Select bit (RA5/MCLR/VPP pin function is digital input, MCLR internally tied to VDD)
#pragma config BOREN = OFF // Brown-out Detect Enable bit (BOD disabled)
#pragma config LVP = OFF // Low-Voltage Programming Enable bit (RB4/PGM pin has digital I/O function, HV on MCLR must be used for programming)
#pragma config CPD = OFF // Data EE Memory Code Protection bit (Data memory code protection off)
#pragma config CP = OFF // Flash Program Memory Code Protection bit (Code protection off)
const unsigned char Anode[] = {0x3F, 0x06, 0x5B, 0x4F, 0x66, 0x6D, 0x7D, 0x07, 0x7F, 0x6F};
const unsigned char Cathode[] = {0xC0, 0xF9, 0xA4, 0xB0, 0x99, 0x92, 0x82, 0xF8, 0x80, 0x90};
void main(void)
{
TRISB = 0X00;
PORTB = 0X00;
TRISAbits.TRISA0 = 0;
TRISAbits.TRISA1 = 0;
TRISAbits.TRISA2 = 0;
TRISAbits.TRISA3 = 0;
while(1)
{
// xuat so 2 len led 7seg
PORTB = 0XA4;
PORTAbits.RA0 = 1;
__delay_ms(4);
PORTAbits.RA0 = 0;
// xuat so 0 len led 7 seg
PORTB = 0XC0;
PORTAbits.RA1 = 1;
__delay_ms(4);
PORTAbits.RA1 = 0;
// xuat so 1 len led 7seg
PORTB = 0XF9;
PORTAbits.RA2 = 1;
__delay_ms(4);
PORTAbits.RA2 = 0;
// xuat so 5 len led 7 seg
PORTB = 0X92;
PORTAbits.RA3 = 1;
__delay_ms(4);
PORTAbits.RA3 = 0;
}
}
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