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Dasturimizning blok-sxemasini tasvirlaymiz
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| bet | 7/8 | | Sana | 05.07.2024 | | Hajmi | 0,85 Mb. | | #266659 |
Bog'liq Djanzakov2.2 Dasturimizning blok-sxemasini tasvirlaymiz:
2.3 Mikrokontrollerga C dasturlash tilida dastur yozish
#include
#include
#include
#include
#include "lcd.h"
unsigned int ADCdata, voltage_0, voltage, voltage_2, voltage_3, voltage_4, range;
//прерывание
ISR(ADC_vect)
{
ADCdata = ADCW; // В ADCW хранится напряжение в двоичном коде
voltage_0 = ADCdata * 48875 / 10000; // 5 вольт / 1023 = 4.8875
voltage = voltage_0 % 10000 / 1000;
voltage_2 = voltage_0 % 1000 / 100;
voltage_3 = voltage_0 % 100 / 10;
voltage_4 = voltage_0 % 10;
if (ADCdata > 3)
{
range = (6787 / (ADCdata - 3)) - 4;
}
ADCSRA = ADCSRA | 0x40;// Регистр для начала нового преобразования 0b01000000
}
void show_numbers()
{
lcd_gotoxy(0,0); // move cursor
lcd_puts("Voltage "); // displays the string on lcd
char buffer[12];
itoa(voltage, buffer, 10);
lcd_puts(buffer);
lcd_puts(",");
itoa(voltage_2, buffer, 10);
lcd_puts(buffer);
itoa(voltage_3, buffer, 10);
lcd_puts(buffer);
itoa(voltage_4, buffer, 10);
lcd_puts(buffer);
lcd_puts(" V");
lcd_gotoxy(0,1);
lcd_puts("Distance ");
itoa(range, buffer, 10);
lcd_puts(buffer);
lcd_puts(" cm");
_delay_ms(100);
}
int main (void)
{
DDRC = 0xFF; // Exit
DDRD = 0xFF;
ADMUX = 0x00; // PA0
ADCSRA = 0b11001110;
PORTB = 0x00;
PORTD = 0x00;
PORTC = 0x00;
lcd_init(LCD_DISP_ON); // initialize display, cursor off
sei();
while(1)
{
show_numbers();
};
}
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