1 Mikrokontrollerlar va isis proteus dasturi haqida asosiy tushunchalar
Issiqxona xaroratini aftomatik boshqaruvchi tizim dasturini ishlab chiqish
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Issiqxona xaroratini aftomatik boshqaruvchi tizim dasturini ishlab chiqish.
#include #include #include #define F_CPU 1000000UL // Mikrokontrollerni sinxronizatsiya chasotasi1МГц #define DQ 0 #define RS 1 #define RW 2 #define E 3 //******************************************************************* void count_termo(uint16_t counter); void display_init(void); void display_write(uint8_t reg, uint8_t bit, uint8_t display_data); void display_write_word(uint8_t data[], uint8_t counter); uint16_t sensor_write(uint8_t function_cmd, uint8_t scratchpad); void sensor_write_1_0(uint8_t bit); uint8_t sensor_read_1_0(void); //**************************************************************** int main(void) { // kirish\chiqish liniyasini sozlash uint16_t counter; // taymer o'zgaruvchilar DDRB=254; // 7 liniya boshqarish displeyi, 1-liniya o`lchov PORTB=0; // PB1-PB7 liniyalari va rezistr PB0 ni qayta o'rnatish // tashqi qo`shimcha qurilmaarni sozash display_init(); // initializatsia displeyi sensor_write(0x4E, 0x1F); // 9-bitli o`zgartirish natijasi while(1) { sensor_write(0x44, 0x00); // temperaturani o`zgarishi _delay_ms(200); counter=sensor_write(0xBE, 0x00); // temperature ma`lumotlarini o`qish display_write(0, 0, 0x1); _delay_ms(20); // xizmni bajarish uchun ketadigan vaqt count_termo(counter); } } //******************************************************************* void count_termo(uint16_t counter) { uint16_t buffer; uint8_t doli=0; // ulush uint8_t edin=0; // yagona uint8_t des=0; // o`nlik uint8_t sot=0; // yuzlik counter=counter>>3; buffer=counter; if ((counter & 256)==256) { ; } else if ((counter & 256)==0) { counter=buffer; while(counter>0) { ++doli; if (doli>1) { doli=0; ++edin; if (edin>9) { edin=0;
++des; if (des>9) { des=0;
++sot; } } } --counter; } if (sot==1) { display_write_word("1", 1); if (des==0) display_write_word("0", 1); else if (des==1) display_write_word("1", 1); else if (des==2) display_write_word("2", 1); else if (des==3) display_write_word("3", 1); else if (des==4) display_write_word("4", 1); else if (des==5) display_write_word("5", 1); else if (des==6) display_write_word("6", 1); else if (des==7) display_write_word("7", 1); else if (des==8) display_write_word("8", 1); else if (des==9) display_write_word("9", 1); if (edin==0) display_write_word("0", 1); else if (edin==1) display_write_word("1", 1); else if (edin==2) display_write_word("2", 1); else if (edin==3) display_write_word("3", 1); else if (edin==4) display_write_word("4", 1); else if (edin==5) display_write_word("5", 1); else if (edin==6) display_write_word("6", 1); else if (edin==7) display_write_word("7", 1); else if (edin==8) display_write_word("8", 1); else if (edin==9) display_write_word("9", 1); display_write_word(",", 1); if (doli==0) display_write_word("0", 1); else if (doli==1) display_write_word("5", 1); return;
} else if (des>0) { if (des==1) display_write_word("1", 1); else if (des==2) display_write_word("2", 1); else if (des==3) display_write_word("3", 1); else if (des==4) display_write_word("4", 1); else if (des==5) display_write_word("5", 1); else if (des==6) display_write_word("6", 1); else if (des==7) display_write_word("7", 1); else if (des==8) display_write_word("8", 1); else if (des==9) display_write_word("9", 1); if (edin==0) display_write_word("0", 1); else if (edin==1) display_write_word("1", 1); else if (edin==2) display_write_word("2", 1); else if (edin==3) display_write_word("3", 1); else if (edin==4) display_write_word("4", 1); else if (edin==5) display_write_word("5", 1); else if (edin==6) display_write_word("6", 1); else if (edin==7) display_write_word("7", 1); else if (edin==8) display_write_word("8", 1); else if (edin==9) display_write_word("9", 1); display_write_word(",", 1); if (doli==0) display_write_word("0", 1); else if (doli==1) display_write_word("5", 1); return; } else if (edin==0) display_write_word("0", 1); else if (edin==1) display_write_word("1", 1); else if (edin==2) display_write_word("2", 1); else if (edin==3) display_write_word("3", 1); else if (edin==4) display_write_word("4", 1); else if (edin==5) display_write_word("5", 1); else if (edin==6) display_write_word("6", 1); else if (edin==7) display_write_word("7", 1); else if (edin==8) display_write_word("8", 1); else if (edin==9) display_write_word("9", 1); display_write_word(",", 1); if (doli==0) display_write_word("0", 1); else if (doli==1) display_write_word("5", 1); return; } } //funksiya // display_init – funksiyani qayta ko`rib chiqish displeyi void display_init(void) { // ko`rib chiqish displeyi _delay_ms(20); // pitaniyani o`rnaish uchun 20 ms kutish display_write(0, 1, 0x3); // 8 bitli razryadni sozlash display_write(0, 1, 0x3); // 8 bitli razryadni sozlash display_write(0, 1, 0x3); // 8 bitli razryadni sozlash display_write(0, 1, 0x2); // 4 bitli razryadni sozlash display_write(0, 0, 0x28); // o`zgarilivchilarni o`rnatish display_write(0, 0, 0x8); //displeyni o`chirish display_write(0, 0, 0x1); // displeyni tozalash _delay_ms(20); // pitaniyani o`rnaish uchun 20 ms kutish display_write(0, 0, 0x6); // m`lumotlarni o`rnatish rejimi display_write(0, 0, 0xC); // displeyni oqish } // display_write – displeydagi ma`lumotlarni funksiyasini yozish // reg - 0/1 => buyruq\ma`lumot // bit - 0/1 => joriy bit ko`rsatkichlar shinasi 4\8 // display_data - 0xXX => qiymati, ekranda yozilgan void display_write(uint8_t reg, uint8_t bit, uint8_t display_data) { // buyruq\ma`lumotlarini yozish // o`zgaruvchilarni `lon qilish uint8_t buffer; // bir oraliq ma'lumotlar buferi // buyruq\ma`lumotlarini yozish if (bit==1) { // 8-bit holati foydalanayotgan bo'lsangiz display_data=(display_data & 0xF0) | (0< PORTB=display_data; // yozish buyruqi display_data=(display_data & 0xF0) | (0< PORTB=display_data; // yozish buyruqi _delay_us(100); // malumotlar bazani o`rnatgandan keying xolat
}
else if (bit==0) // 4-bit rejimini foydalanayotgan bo'lsangiz buffer=display_data; // ma'lumotlarni nusxasini buferi display_data=(display_data & 0xF0) | (reg< PORTB=display_data; // yozish buyruqi display_data=(display_data & 0xF0) | (reg< PORTB=display_data; // yozish buyruqi display_data=buffer; // ma`lumotlarni nusxalash buferi
display_data=(display_data<<4); // chap 4 bit orqali banddir display_data=(display_data & 0xF0) | (reg< PORTB=display_data; // yozish buyruqi display_data=(display_data & 0xF0) | (reg< PORTB=display_data; // yozish komandasi _delay_us(100); // yozish buyrug'i / ma'lumotlar keyin kechiktirib
}
} // data[] – simvol massivi // counter – xisoblash simvaoli
void display_write_word(uint8_t data[], uint8_t counter) {
// o'zgaruvchilar e'lon qilish for(i=0; i {
display_write(1, 0, data[i]); // Ekrandagi belgi satrni yozib }
// sensor_write - ro'yxatga olish vazifasi buyruq / ma'lumot sensori // scratchpad –ma`lumot uint16_t sensor_write(uint8_t function_cmd, uint8_t scratchpad)
{
// o'zgaruvchilar e'lon qilish uint8_t logic_level; // liniyasi DQ MANTIQ darajasi uint8_t rom_cmd; // ROM xotira uint8_t buffer; // xotira buferi uint16_t response; // ikki-bayt harorat ma'lumotlar rom_cmd=0xCC; //xar doim Skip ROM response=0x0; // o'zgaruvchan harorat ma'lumotlar sıfırlanması // reset ipulsi va mavjudligi impulsi DDRB=DDRB | (1< _delay_us(960); // kechikish 480мкс DDRB=DDRB & 0xFE; // yozish 1
_delay_us(960); // kechikish 480мкс for(i=0; i<8; ++i) {
buffer=rom_cmd; //ma`lumotlar buyrugi if(buffer==0x1) { sensor_write_1_0(1); // yozish 1 } else if (buffer==0x0) { sensor_write_1_0(0); // yozish 0 } rom_cmd=(rom_cmd>>1); // o'ng raqamda qo'llanma so'z mazmunini ko'chirish } _delay_ms(20); // buyruqlar o'rtasidagi kechikish rom_cmd=function_cmd; tayinlash buyruq nusxa for(i=0; i<8; ++i) { buffer=function_cmd; // ma`lumotlarni nusxalash buffer=buffer & 0x1; // 1-bitli ajratish if(buffer==0x1) { sensor_write_1_0(1); // yozish 1 } else if (buffer==0x0) { sensor_write_1_0(0); // yozish 0 } function_cmd=(function_cmd>>1); // o'ng raqamda qo'llanma so'z mazmunini ko'chirish } _delay_ms(20); // buyruqlar o'rtasidagi kechikish function_cmd=rom_cmd; funktsional jamoasi tayinlash nusxa if (function_cmd==0x4E) { // agar buyruqdan foydalansa Write_Scratchpad for(i=0; i<16; ++i) { sensor_write_1_0(0); // запись 0 } for(i=0; i<8; ++i) { buffer=scratchpad; // ma`lumotlarni nusxalash buffer=buffer & 0x1; // 1-biti ajratish if(buffer==0x1) { sensor_write_1_0(1); // yozish 1 } else if (buffer==0x0) { sensor_write_1_0(0); // ozish 0 } scratchpad=(scratchpad>>1); // o'ng raqam ma'lumotlar so'zlarning mazmunini ko'chirish } _delay_ms(20); // ma'lumotlar kechikishidan, yozib keyin return; // возврат из функции } else if (function_cmd==0xBE) { // agar buyruqdan foydalansa Write_Scratchpad for(i=0; i<16; ++i) { logic_level=sensor_read_1_0(); // liniyani oqish DQ if(logic_level==1) { response=response | (1< } _delay_ms(20); // ma'lumotlar kechikishidan, yozib keyin return response; // javoban, harorat ma'lumotlarni beradi } else return; // chiqraish } // sensor_write_1_0 – funksiya yozish 1/0 // bit - 0/1 => yozish 0/1 void sensor_write_1_0(uint8_t bit) { if (bit==0) { DDRB=DDRB | (1< _delay_us(100); // задержка 100мкс
DDRB=DDRB & 0xFE; // yozish 1 }
else if (bit==1) DDRB=DDRB | (1< DDRB=DDRB & 0xFE; // yozish 1
_delay_us(100); // kechikish 100мкс }
}
{ // объявление переменных uint8_t bit; // данные DQ DDRB=DDRB | (1< DDRB=DDRB & 0xFE; // yozish 1
_delay_us(8); // kechikish bit=PINB & 0x1; // liniya xolatini tekshirish DQ
_delay_us(100); // kechikish100мкс if (bit==0x1)
{
return 1; // qaytarish 1 else if (bit==0x0) { return 0; // qaytarsih 0 } } //******************************************************************************** Yüklə 1,92 Mb. Dostları ilə paylaş:
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