BÀI 5 : HIỂN THỊ SỐ 2015 LÊN LED 7 ĐOẠN PIC18F4431 XC8

- Đây là ảnh mô phỏng protues.

- Đây là code chương trình.

#include <xc.h>
#include <stdio.h>
#include <stdlib.h>
#define _XTAL_FREQ 8000000
// CONFIG1H
#pragma config OSC = HS         // Oscillator Selection bits (HS oscillator)
#pragma config FCMEN = OFF      // Fail-Safe Clock Monitor Enable bit (Fail-Safe Clock Monitor disabled)
#pragma config IESO = OFF       // Internal External Oscillator Switchover bit (Internal External Switchover mode disabled)

// CONFIG2L
#pragma config PWRTEN = OFF     // Power-up Timer Enable bit (PWRT disabled)
#pragma config BOREN = OFF      // Brown-out Reset Enable bits (Brown-out Reset disabled)
// BORV = No Setting

// CONFIG2H
#pragma config WDTEN = OFF      // Watchdog Timer Enable bit (WDT disabled (control is placed on the SWDTEN bit))
#pragma config WDPS = 32768     // Watchdog Timer Postscale Select bits (1:32768)
#pragma config WINEN = OFF      // Watchdog Timer Window Enable bit (WDT window disabled)

// CONFIG3L
#pragma config PWMPIN = OFF     // PWM output pins Reset state control (PWM outputs disabled upon Reset (default))
#pragma config LPOL = HIGH      // Low-Side Transistors Polarity (PWM0, 2, 4 and 6 are active-high)
#pragma config HPOL = HIGH      // High-Side Transistors Polarity (PWM1, 3, 5 and 7 are active-high)
#pragma config T1OSCMX = ON     // Timer1 Oscillator MUX (Low-power Timer1 operation when microcontroller is in Sleep mode)

// CONFIG3H
#pragma config FLTAMX = RC1     // FLTA MUX bit (FLTA input is multiplexed with RC1)
#pragma config SSPMX = RC7      // SSP I/O MUX bit (SCK/SCL clocks and SDA/SDI data are multiplexed with RC5 and RC4, respectively. SDO output is multiplexed with RC7.)
#pragma config PWM4MX = RB5     // PWM4 MUX bit (PWM4 output is multiplexed with RB5)
#pragma config EXCLKMX = RC3    // TMR0/T5CKI External clock MUX bit (TMR0/T5CKI external clock input is multiplexed with RC3)
#pragma config MCLRE = OFF      // MCLR Pin Enable bit (Disabled)

// CONFIG4L
#pragma config STVREN = OFF     // Stack Full/Underflow Reset Enable bit (Stack full/underflow will not cause Reset)
#pragma config LVP = OFF        // Low-Voltage ICSP Enable bit (Low-voltage ICSP disabled)

// CONFIG5L
#pragma config CP0 = OFF        // Code Protection bit (Block 0 (000200-000FFFh) not code-protected)
#pragma config CP1 = OFF        // Code Protection bit (Block 1 (001000-001FFF) not code-protected)
#pragma config CP2 = OFF        // Code Protection bit (Block 2 (002000-002FFFh) not code-protected)
#pragma config CP3 = OFF        // Code Protection bit (Block 3 (003000-003FFFh) not code-protected)

// CONFIG5H
#pragma config CPB = OFF        // Boot Block Code Protection bit (Boot Block (000000-0001FFh) not code-protected)
#pragma config CPD = OFF        // Data EEPROM Code Protection bit (Data EEPROM not code-protected)

// CONFIG6L
#pragma config WRT0 = OFF       // Write Protection bit (Block 0 (000200-000FFFh) not write-protected)
#pragma config WRT1 = OFF       // Write Protection bit (Block 1 (001000-001FFF) not write-protected)
#pragma config WRT2 = OFF       // Write Protection bit (Block 2 (002000-002FFFh) not write-protected)
#pragma config WRT3 = OFF       // Write Protection bit (Block 3 (003000-003FFFh) not write-protected)

// CONFIG6H
#pragma config WRTC = OFF       // Configuration Register Write Protection bit (Configuration registers (300000-3000FFh) not write-protected)
#pragma config WRTB = OFF       // Boot Block Write Protection bit (Boot Block (000000-0001FFh) not write-protected)
#pragma config WRTD = OFF       // Data EEPROM Write Protection bit (Data EEPROM not write-protected)

// CONFIG7L
#pragma config EBTR0 = OFF      // Table Read Protection bit (Block 0 (000200-000FFFh) not protected from table reads executed in other blocks)
#pragma config EBTR1 = OFF      // Table Read Protection bit (Block 1 (001000-001FFF) not protected from table reads executed in other blocks)
#pragma config EBTR2 = OFF      // Table Read Protection bit (Block 2 (002000-002FFFh) not protected from table reads executed in other blocks)
#pragma config EBTR3 = OFF      // Table Read Protection bit (Block 3 (003000-003FFFh) not protected from table reads executed in other blocks)

// CONFIG7H
#pragma config EBTRB = OFF      // Boot Block Table Read Protection bit (Boot Block (000000-0001FFh) not protected from table reads executed in other blocks)

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)
{
    TRISD = 0X00;
    PORTD = 0X00;
    TRISAbits.TRISA0 = 0;
    TRISAbits.TRISA1 = 0;
    TRISAbits.TRISA2 = 0;
    TRISAbits.TRISA3 = 0;
    while(1)
    {
        // xuat so 2 len led 7seg
        PORTD = 0XA4;
        PORTAbits.RA0 = 1;
        __delay_ms(4);
        PORTAbits.RA0 = 0;
        // xuat so 0 len led 7 seg
        PORTD = 0XC0;
        PORTAbits.RA1 = 1;
        __delay_ms(4);
        PORTAbits.RA1 = 0;
        // xuat so 1 len led 7seg
        PORTD = 0XF9;
        PORTAbits.RA2 = 1;
        __delay_ms(4);
        PORTAbits.RA2 = 0;
        // xuat so 5 len led 7 seg
        PORTD = 0X92;
        PORTAbits.RA3 = 1;
        __delay_ms(4);
        PORTAbits.RA3 = 0;
    }

}

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