1-dars Arduino uno haqida

lcd.setCursor(1,0);
lcd. Print(“Alijonov”);
Delay(5000);
Lcd.clear();
Delay();
Bu yerda ham void so’zi dastur hechqanday qiymat qaytarmasligini bildiradi. Keyingi kodlar LCD ekrani bilan bajariladigan amallar toplamidir.
Setup() va loop() funksiyalari ishtirokida dastur tuzish
#include
#include "DHT.h"
#define DHTPIN 8
LiquidCrystal lcd(7, 6, 5, 4, 3, 2);
#define DHTTYPE DHT11
DHT dht(DHTPIN, DHTTYPE);
char temperature[] = "Temp = 00.0 C ";
char humidity[] = "RH = 00.0 % ";
void setup() {
lcd.begin(16, 2);
dht.begin();
}
void loop() {
delay(1000);
byte RH = dht.readHumidity();
byte Temp = dht.readTemperature();
if (isnan(RH) || isnan(Temp)) {
lcd.clear();
lcd.setCursor(5, 0);
lcd.print("Error");
return;
}
temperature[7] = Temp / 10 + 48;
temperature[8] = Temp % 10 + 48;
temperature[11] = 223;
humidity[7] = RH / 10 + 48;
humidity[8] = RH % 10 + 48;
lcd.setCursor(0, 0);
lcd.print(temperature);
lcd.setCursor(0, 1);
lcd.print(humidity);
}

Arduino ide dasturlash muhiti:

Arduino tilining asosiy kalit so’zlari:

• setup()
• loop()

Boshqarish Structuralari

• if
• if...else
• for
• switch case
• while
• do... while
• break
• continue
• return
• goto

Sintaksis modullar

• ; (tugallash moduli)
• {} (tana moduli)
• // (satrni komentga olish)
• /* */ (satrlarni komentga olish)
• #define
• #include

Arifmetik operatorlar

• = (tenglik operatori)
• + (qo’shish)
• - (ayirish)
• * (ko’paytirish)
• / (bo’lish)
• % (qoldiqli bo’lish)

Taqqoslash operatorlari

• == (teng bo’lsa)
• != (teng emas bo’lsa)
• < (kichik bo’lsa)
• > (kata bo’lsa)
• <= (kichik yoki teng bo’lsa)
• >= (kata yoki teng bo’lsa)

Mantiqiy operatorlari

• && (va)
• || (yoki)
• ! (emas)

Ikkilik va o’nlik ko’paytirish

• * o’nlikda ko’paytirish
• & ikkilikda ko’paytirish

Ikkilikda taqqoslash operatorlari

• & (va mantiqiy ko’paytirish)
• | (yoki mantiqiy qo’shish)
• ^ (xor)
• ~ (emas mantiqiy inkor)
• << (o’ng tomonga surish)
• >> (chap tomonga surish)

Qiymatlarni boshqarish operatorlari

• ++ (qiymatni 1ga oshirish)
• -- (qiymatni 1ga kamaytirish)
• += (qiymatga qo’shish)
• -= (qiymatdan ayirish)
• *= (qiymatga ko’paytirish)
• /= (qiymatni bo’lish)
• %= (qiymatni qoldiqli bo’lish)
• &= (qiymatni ikkilikda ko’paytirish)
• |= (qiymatdan ikkilikda ayirish)

Structura
O’zgarmas qiymatlar

• HIGH | LOW
• INPUT | OUTPUT | INPUT_PULLUP
• LED_BUILTIN
• true | false
• integer constants
• floating point constants

Ma’lumot turlari

• void
• boolean
• char
• unsigned char
• byte
• int
• unsigned int

• word
• long
• unsigned long
• short
• float
• double
• string - char array
• String - object
• array

Conversiya

• char()
• byte()
• int()
• word()
• long()
• float()

Arduino tilining asosiy kalit so’zlari: O’zgaruvchilar
Arduino tilining asosiy kalit so’zlari: Funksiyalar
Digital I/O

• pinMode()
• digitalWrite()
• digitalRead()

Analog I/O

• analogReference()
• analogRead()
• analogWrite() - PWM

Boshqa turdagi I/O

• tone()
• noTone()
• shiftOut()
• shiftIn()
• pulseIn()

Vaqt

• millis()
• micros()
• delay()
• delayMicroseconds()

Matematik

• min()
• max()
• abs()
• constrain()
• map()
• pow()
• sqrt()

Trigonometrik

• sin()
• cos()
• tan()