Utomhus LED termometer (11 / 11 steg)

Steg 11: Koden

Data kabeln är ansluten till stift 3 på Arduino
int DS18S20_Pin = 3; DS18S20 Signal stift på digital 2

Setup en oneWire instans att kommunicera med någon OneWire enheter
OneWire ds(DS18S20_Pin);

int digit1;
int digit2;
int digit3;
int x;
int num;
int start;
int kostnadstäckninggrad = 0; ARDUINO stift inte Atmega
int oneB = 1;
int oneC = 2;
int oneD = 4;
int oneE = 5;
int oneF = 6;
int oneG = 7.
int twoA = 8;
int twoB = 9;
int twoC = 10;
int twoD = 11;
int twoE = 12;
int twoF = 13.
int twoG = A0;
int threeA = A1;
int threeB = A2;

void setup(void)
{

pinMode (kostnadstäckninggrad, produktionen); //digit1
pinMode(oneB,OUTPUT);
pinMode(oneC,OUTPUT);
pinMode(oneD,OUTPUT);
pinMode(oneE,OUTPUT);
pinMode(oneF,OUTPUT);
pinMode(oneG,OUTPUT);

pinMode (twoA, produktionen); //digit2
pinMode(twoB,OUTPUT);
pinMode(twoC,OUTPUT);
pinMode(twoD,OUTPUT);
pinMode(twoE,OUTPUT);
pinMode(twoF,OUTPUT);
pinMode(twoG,OUTPUT);

pinMode (threeA, produktionen); //digit3
pinMode(threeB,OUTPUT);

}

void loop(void)
{

flyta temperatur = getTemp();
flyta tempf = (((temperature*(9))/5)+32);
NUM = (int) tempf;

om (x > = 0)

{

NUM = (int) tempf;
x = 0;
NUM = tempf;
digit1 = num % 10.
NUM = num/10;
digit2 = num % 10.
NUM = num/10;
digit3 = num % 10.
NUM = num/10;
}

Switch(digit1) {
fall 0:
digitalWrite(oneA,HIGH);
digitalWrite(oneB,HIGH);
digitalWrite(oneC,HIGH);
digitalWrite(oneD,HIGH);
digitalWrite(oneE,HIGH);
digitalWrite(oneF,HIGH);
digitalWrite(oneG,LOW);
bryta;

fall 1:

digitalWrite(oneA,LOW);
digitalWrite(oneB,HIGH);
digitalWrite(oneC,HIGH);
digitalWrite(oneD,LOW);
digitalWrite(oneE,LOW);
digitalWrite(oneF,LOW);
digitalWrite(oneG,LOW);
bryta;

fall 2:

digitalWrite(oneA,HIGH);
digitalWrite(oneB,HIGH);
digitalWrite(oneC,LOW);
digitalWrite(oneD,HIGH);
digitalWrite(oneE,HIGH);
digitalWrite(oneF,LOW);
digitalWrite(oneG,HIGH);
bryta;

fall 3:

digitalWrite(oneA,HIGH);
digitalWrite(oneB,HIGH);
digitalWrite(oneC,HIGH);
digitalWrite(oneD,HIGH);
digitalWrite(oneE,LOW);
digitalWrite(oneF,LOW);
digitalWrite(oneG,HIGH);
bryta;

fall 4:

digitalWrite(oneA,LOW);
digitalWrite(oneB,HIGH);
digitalWrite(oneC,HIGH);
digitalWrite(oneD,LOW);
digitalWrite(oneE,LOW);
digitalWrite(oneF,HIGH);
digitalWrite(oneG,HIGH);
bryta;

fall 5:

digitalWrite(oneA,HIGH);
digitalWrite(oneB,LOW);
digitalWrite(oneC,HIGH);
digitalWrite(oneD,HIGH);
digitalWrite(oneE,LOW);
digitalWrite(oneF,HIGH);
digitalWrite(oneG,HIGH);
bryta;

fall 6:

digitalWrite(oneA,HIGH);
digitalWrite(oneB,LOW);
digitalWrite(oneC,HIGH);
digitalWrite(oneD,HIGH);
digitalWrite(oneE,HIGH);
digitalWrite(oneF,HIGH);
digitalWrite(oneG,HIGH);
bryta;

fall 7:

digitalWrite(oneA,HIGH);
digitalWrite(oneB,HIGH);
digitalWrite(oneC,HIGH);
digitalWrite(oneD,LOW);
digitalWrite(oneE,LOW);
digitalWrite(oneF,LOW);
digitalWrite(oneG,LOW);
bryta;

mål 8:

digitalWrite(oneA,HIGH);
digitalWrite(oneB,HIGH);
digitalWrite(oneC,HIGH);
digitalWrite(oneD,HIGH);
digitalWrite(oneE,HIGH);
digitalWrite(oneF,HIGH);
digitalWrite(oneG,HIGH);
bryta;

mål 9:

digitalWrite(oneA,HIGH);
digitalWrite(oneB,HIGH);
digitalWrite(oneC,HIGH);
digitalWrite(oneD,LOW);
digitalWrite(oneE,LOW);
digitalWrite(oneF,HIGH);
digitalWrite(oneG,HIGH);
bryta;

}

Switch(digit2) {
fall 0:
digitalWrite(twoA,HIGH);
digitalWrite(twoB,HIGH);
digitalWrite(twoC,HIGH);
digitalWrite(twoD,HIGH);
digitalWrite(twoE,HIGH);
digitalWrite(twoF,HIGH);
digitalWrite(twoG,LOW);
bryta;

fall 1:

digitalWrite(twoA,LOW);
digitalWrite(twoB,HIGH);
digitalWrite(twoC,HIGH);
digitalWrite(twoD,LOW);
digitalWrite(twoE,LOW);
digitalWrite(twoF,LOW);
digitalWrite(twoG,LOW);
bryta;

fall 2:

digitalWrite(twoA,HIGH);
digitalWrite(twoB,HIGH);
digitalWrite(twoC,LOW);
digitalWrite(twoD,HIGH);
digitalWrite(twoE,HIGH);
digitalWrite(twoF,LOW);
digitalWrite(twoG,HIGH);
bryta;

fall 3:

digitalWrite(twoA,HIGH);
digitalWrite(twoB,HIGH);
digitalWrite(twoC,HIGH);
digitalWrite(twoD,HIGH);
digitalWrite(twoE,LOW);
digitalWrite(twoF,LOW);
digitalWrite(twoG,HIGH);
bryta;

fall 4:

digitalWrite(twoA,LOW);
digitalWrite(twoB,HIGH);
digitalWrite(twoC,HIGH);
digitalWrite(twoD,LOW);
digitalWrite(twoE,LOW);
digitalWrite(twoF,HIGH);
digitalWrite(twoG,HIGH);
bryta;

fall 5:

digitalWrite(twoA,HIGH);
digitalWrite(twoB,LOW);
digitalWrite(twoC,HIGH);
digitalWrite(twoD,HIGH);
digitalWrite(twoE,LOW);
digitalWrite(twoF,HIGH);
digitalWrite(twoG,HIGH);
bryta;

fall 6:

digitalWrite(twoA,HIGH);
digitalWrite(twoB,LOW);
digitalWrite(twoC,HIGH);
digitalWrite(twoD,HIGH);
digitalWrite(twoE,HIGH);
digitalWrite(twoF,HIGH);
digitalWrite(twoG,HIGH);
bryta;

fall 7:

digitalWrite(twoA,HIGH);
digitalWrite(twoB,HIGH);
digitalWrite(twoC,HIGH);
digitalWrite(twoD,LOW);
digitalWrite(twoE,LOW);
digitalWrite(twoF,LOW);
digitalWrite(twoG,LOW);
bryta;

mål 8:

digitalWrite(twoA,HIGH);
digitalWrite(twoB,HIGH);
digitalWrite(twoC,HIGH);
digitalWrite(twoD,HIGH);
digitalWrite(twoE,HIGH);
digitalWrite(twoF,HIGH);
digitalWrite(twoG,HIGH);
bryta;

mål 9:

digitalWrite(twoA,HIGH);
digitalWrite(twoB,HIGH);
digitalWrite(twoC,HIGH);
digitalWrite(twoD,LOW);
digitalWrite(twoE,LOW);
digitalWrite(twoF,HIGH);
digitalWrite(twoG,HIGH);
bryta;

}

IF(digit3 == 1) {
digitalWrite(threeA,HIGH);
digitalWrite(threeB,HIGH);
}
annat {
digitalWrite(threeA,LOW);
digitalWrite(threeB,LOW);
}

}

flyta getTemp() {//Code och framåt är från Bildr.org
Returnerar temperaturen från en DS18S20 i grader Celsius

byte data [12].
byte addr [8].

om (! ds.search(addr)) {
Inga fler sensorer på kedja, Återställ sökning
DS.reset_search();
återvända-1000;
}

om (OneWire::crc8 (addr, 7)! = addr[7]) {
Serial.Print ("CRC är inte giltig! \n");
återvända-1000;
}

om (addr [0]! = 0x10 & & addr [0]! = 0x28) {
Serial.Print ("enhet identifieras inte");
återvända-1000;
}

DS.Reset();
DS.Select(addr);
DS.write(0x44,1); Starta konvertering, med parasit driver på i slutet

byte närvarande = ds.reset();
DS.Select(addr);
DS.write(0xBE); Läs Scratchpad

för (int jag = 0; jag < 9; i ++) {/ / vi behöver 9 byte
data [i] = ds.read();
}

DS.reset_search();

byte MSB = data [1].
byte LSB = data [0];

flyta tempRead = ((MSB << 8) | LSB); med hjälp av två komplimang
flyta TemperatureSum = tempRead / 16;

återvända TemperatureSum;

}