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- #include <LiquidCrystal.h>
- #include <PWM.h>
- #include <DallasTemperature.h>
- #include <OneWire.h>
- LiquidCrystal lcd(13, 12, 10, 9, 8, 7);
- #define PIN_OUTPUT 3
- #define LED 5
- int tempsensor = 6;
- int Magnet = 11;
- int32_t frequency = 10;
- int Grades;
- double temperature;
- double Tmax = 30;
- int S;
- unsigned long t = 0;
- unsigned long tmax = 60000;
- int D;
- void Drehschalter();
- void LCD();
- OneWire onewirepin(tempsensor);
- DallasTemperature sensors(&onewirepin);
- void setup() {
- lcd.begin(16, 2);
- InitTimersSafe();
- bool success = SetPinFrequencySafe(PIN_OUTPUT,frequency);
- sensors.begin();
- pinMode(Magnet, OUTPUT);
- }
- void loop() {
-
- while (t < tmax) {
- t=millis();
- digitalWrite(Magnet, HIGH);
- Drehschalter();
- sensors.requestTemperatures();
- temperature=sensors.getTempCByIndex(0);
- D =map(analogRead(1), 0, 1023, 0, 255);
- pwmWrite(PIN_OUTPUT, D);
- analogWrite(LED, D);
- LCD();
- S=digitalRead(2);
- if (S == HIGH) {
- t=tmax;
- }
- if (temperature > Tmax) {
- t=tmax;
- }
-
- }
- digitalWrite(Magnet, LOW);
-
- }
- void Drehschalter() {
- Grades = analogRead(0);
- if (Grades >= 0 && Grades <= 205) {
- tmax = 10000;
- }
- if (Grades > 205 && Grades <= 410) {
- tmax = 20000;
- }
- if (Grades > 410 && Grades <= 615) {
- tmax = 30000;
- }
- if (Grades > 615 && Grades <= 820) {
- tmax = 40000;
- }
- if (Grades > 820 && Grades <= 1024) {
- tmax = 50000;
- }
- }
- void LCD() {
- lcd.setCursor(0, 0);
- lcd.print("T=");
- lcd.print(temperature);
- lcd.print("`C ");
- lcd.print("t=");
- lcd.print(t/1000);
- lcd.print("s");
- lcd.setCursor(0, 1);
- lcd.print("D=");
- lcd.print((D*100)/255);
- lcd.print("% ");
- lcd.print("tmax=");
- lcd.print(tmax/1000);
- lcd.print("s ");
- }
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