Read Temperature 1-8 Sensors DT18B20 on LCD Display

1// 03.02.2018 - Writen by Robiuri
2
3#include <LiquidCrystal.h>
4#include  <OneWire.h>
5#include <DallasTemperature.h>
6 
7LiquidCrystal lcd(12, 11,  5, 4, 3, 2); // Initialize the LCD and  tell it which pins is
8                                       //  to be used for communicating
9#define ONE_WIRE_BUS 8  // Data wire is plugged  into port 8 on the Arduino
10#define precision 9     // OneWire precision Dallas  Sensor
11#define contrast 9      // Define the pin that controls the contrast of  the screen
12#define bright 10       // Define the pin the controls the brightness  of the screen
13#define rows 2          // Define the rows in display LCD
14#define  columns 16      // Define the columns in display LCD
15int licznik = 0;        //  Counter of Dallas sensors 
16 
17// Setup a oneWire instance to communicate with  any OneWire devices (not just Maxim/Dallas temperature ICs)
18OneWire oneWire(ONE_WIRE_BUS);
19
20DallasTemperature  sensors(&oneWire); // Pass our oneWire reference to Dallas Temperature.
21 
22DeviceAddress  t1, t2, t3, t4, t5, t6, t7, t8; // arrays to hold device addresses
23
24void setup(void)
25{
26  
27  lcd.begin(columns, rows);    //Tell the LCD that it is a Columns x Rows  LCD
28  pinMode(contrast, OUTPUT);   //set pin contrast to OUTPUT
29  pinMode(bright,  OUTPUT);     //Set pin brightness to OUTPUT
30  digitalWrite(bright, HIGH);  //LOW  and HIGH <- digitalWrite OR analogWrite value 0-255 240
31  analogWrite(contrast,  50);   //LOW and HIGH <- digitalWrite OR analogWrite value 0-255 54
32  lcd.noCursor();              //Disable cursor on LCD
33  lcd.clear();                 //Clear  Screen on LCD
34  Serial.begin(9600);          //Start serial port
35
36  
37  Serial.println("Dallas Temperature IC Control Library");
38 
39  // Start  up the library
40  sensors.begin();
41 
42  // locate devices on the bus
43  Serial.print("Found: ");
44  Serial.print(sensors.getDeviceCount(), DEC);
45  Serial.println(" Devices.");
46   
47  // report parasite power requirements
48  Serial.print("Parasite power is: ");
49  if (sensors.isParasitePowerMode())  Serial.println("ON");
50  else Serial.println("OFF");
51 
52  // Search for  devices on the bus and assign based on an index. Ideally,
53  // you would do this  to initially discover addresses on the bus and then
54  // use those addresses  and manually assign them (see above) once you know
55  // the devices on your bus  (and assuming they don't change).
56  //
57  if (!sensors.getAddress(t1, 0)) Serial.println("No  Found Sensor 1");
58  if (!sensors.getAddress(t2, 1)) Serial.println("No Found  Sensor 2");
59  if (!sensors.getAddress(t3, 2)) Serial.println("No Found Sensor  3");
60  if (!sensors.getAddress(t4, 3)) Serial.println("No Found Sensor 4");
61  if (!sensors.getAddress(t5, 4)) Serial.println("No Found Sensor 5");
62  if  (!sensors.getAddress(t6, 5)) Serial.println("No Found Sensor 6");
63  if (!sensors.getAddress(t7,  6)) Serial.println("No Found Sensor 7");
64  if (!sensors.getAddress(t8, 7))  Serial.println("No Found Sensor 8");
65 
66  // show the addresses we found  on the bus
67
68for (int ilosc =0; ilosc < sensors.getDeviceCount(); ilosc++)  {
69    Serial.print("Sensor "); Serial.print(ilosc+1);
70    Serial.print("  Address: ");
71
72  if (ilosc == 0) { printAddress(t1); Serial.println();
73  } else if (ilosc == 1) { printAddress(t2); Serial.println();
74   } else if (ilosc  == 2) { printAddress(t3); Serial.println();
75    } else if (ilosc == 3) { printAddress(t4);  Serial.println();
76     } else if (ilosc == 4) { printAddress(t5); Serial.println();
77      } else if (ilosc == 5) { printAddress(t6); Serial.println();
78       } else  if (ilosc == 6) { printAddress(t7); Serial.println();
79        } else if (ilosc  == 7) { printAddress(t8); Serial.println();
80  }  
81 }
82  
83// set the resolution  to 9 bit per device
84
85  sensors.setResolution(t1, precision);
86  sensors.setResolution(t2,  precision);
87  sensors.setResolution(t3, precision);
88  sensors.setResolution(t4,  precision);
89  sensors.setResolution(t5, precision);
90  sensors.setResolution(t6,  precision);
91  sensors.setResolution(t7, precision);
92  sensors.setResolution(t8,  precision);
93
94
95for (int ilosc =0; ilosc < sensors.getDeviceCount(); ilosc++)  {
96    Serial.print("Sensor "); Serial.print(ilosc+1);
97    Serial.print("  Resolution: ");
98
99  if (ilosc == 0) { Serial.print(sensors.getResolution(t1),  DEC); Serial.println();
100  } else if (ilosc == 1) { Serial.print(sensors.getResolution(t2),  DEC); Serial.println();
101   } else if (ilosc == 2) { Serial.print(sensors.getResolution(t3),  DEC); Serial.println();
102    } else if (ilosc == 3) { Serial.print(sensors.getResolution(t4),  DEC); Serial.println();
103     } else if (ilosc == 4) { Serial.print(sensors.getResolution(t5),  DEC); Serial.println();
104      } else if (ilosc == 5) { Serial.print(sensors.getResolution(t6),  DEC); Serial.println();
105       } else if (ilosc == 6) { Serial.print(sensors.getResolution(t7),  DEC); Serial.println();
106        } else if (ilosc == 7) { Serial.print(sensors.getResolution(t8),  DEC); Serial.println();
107  }  
108 }
109}
110
111 
112// function to print a device  address
113void printAddress(DeviceAddress deviceAddress)
114{
115  for (uint8_t  i = 0; i < 8; i++)
116  {
117    // zero pad the address if necessary
118    if  (deviceAddress[i] < 16) Serial.print("0");
119    Serial.print(deviceAddress[i],  HEX);
120  }
121}
122 
123// function to print the temperature for a device
124void  printTemperature(DeviceAddress deviceAddress)
125{
126  float tempC = sensors.getTempC(deviceAddress);
127  Serial.print("Temp : ");
128  Serial.print(tempC);
129  Serial.print(" Celcius  degres ");
130//  Serial.print(" Temp F: ");
131//  Serial.print(DallasTemperature::toFahrenheit(tempC));
132}
133  
134// function to print a device's resolution
135void printResolution(DeviceAddress  deviceAddress)
136{
137//  Serial.print("Resolution: ");
138//  Serial.print(sensors.getResolution(deviceAddress));
139//  Serial.println();
140}
141 
142// main function to print information about a device
143void  printData(DeviceAddress deviceAddress)
144{
145  Serial.print("Device Address:  ");
146  printAddress(deviceAddress);
147  Serial.print(" ");
148  printTemperature(deviceAddress);
149  Serial.println();
150}
151
152/*
153   Main function, calls the temperatures in  a loop.
154*/
155void loop(void)
156{
157  // call sensors.requestTemperatures()  to issue a global temperature request to all devices on the bus
158  Serial.print("Reading  DATA..."); sensors.requestTemperatures(); Serial.println("DONE");
159 
160  
161  // print the device information
162
163for (int ilosc =0; ilosc < sensors.getDeviceCount();  ilosc++) {
164    Serial.print("Sensor "); Serial.print(ilosc+1); Serial.print("  ");
165   
166  if (ilosc == 0) { printData(t1);
167  } else if (ilosc == 1) {  printData(t2);
168   } else if (ilosc == 2) { printData(t3);
169    } else if (ilosc  == 3) { printData(t4);
170     } else if (ilosc == 4) { printData(t5);
171      }  else if (ilosc == 5) { printData(t6);
172       } else if (ilosc == 6) { printData(t7);
173        } else if (ilosc == 7) { printData(t8);
174  }  
175 }
176
177  if (licznik  == sensors.getDeviceCount()) {
178     licznik = 0;       // reset counter
179//     lcd.clear();       // clear screen on LCD
180  }
181
182    lcd.setCursor(0,0);
183    lcd.print("Sensor Number "); lcd.print(licznik+1);
184    lcd.setCursor(0,1);
185    lcd.print(" Temp: ");   
186  if (licznik == 0) { lcd.print(sensors.getTempC(t1));  lcd.write((char)223); lcd.print("C  ");
187  } else if (licznik == 1) { lcd.print(sensors.getTempC(t2));  lcd.write((char)223); lcd.print("C  ");
188   } else if (licznik == 2) { lcd.print(sensors.getTempC(t3));  lcd.write((char)223); lcd.print("C  ");
189    } else if (licznik == 3) { lcd.print(sensors.getTempC(t4));  lcd.write((char)223); lcd.print("C  ");
190     } else if (licznik == 4) { lcd.print(sensors.getTempC(t5));  lcd.write((char)223); lcd.print("C  ");
191      } else if (licznik == 5) { lcd.print(sensors.getTempC(t6));  lcd.write((char)223); lcd.print("C  ");
192       } else if (licznik == 6) { lcd.print(sensors.getTempC(t7));  lcd.write((char)223); lcd.print("C  ");
193        } else if (licznik == 7) {  lcd.print(sensors.getTempC(t8)); lcd.write((char)223); lcd.print("C  ");
194  }
195Serial.print("Licznik=");  Serial.println(licznik); 
196
197  delay(1750);
198  licznik++ ;
199  
200}

1// 03.02.2018 - Writen by Robiuri
2
3#include <LiquidCrystal.h>
4#include
5  <OneWire.h>
6#include <DallasTemperature.h>
7 
8LiquidCrystal lcd(12, 11,
9  5, 4, 3, 2); // Initialize the LCD and  tell it which pins is
10                                       //
11  to be used for communicating
12#define ONE_WIRE_BUS 8  // Data wire is plugged
13  into port 8 on the Arduino
14#define precision 9     // OneWire precision Dallas
15  Sensor
16#define contrast 9      // Define the pin that controls the contrast of
17  the screen
18#define bright 10       // Define the pin the controls the brightness
19  of the screen
20#define rows 2          // Define the rows in display LCD
21#define
22  columns 16      // Define the columns in display LCD
23int licznik = 0;        //
24  Counter of Dallas sensors 
25 
26// Setup a oneWire instance to communicate with
27  any OneWire devices (not just Maxim/Dallas temperature ICs)
28OneWire oneWire(ONE_WIRE_BUS);
29
30DallasTemperature
31  sensors(&oneWire); // Pass our oneWire reference to Dallas Temperature.
32 
33DeviceAddress
34  t1, t2, t3, t4, t5, t6, t7, t8; // arrays to hold device addresses
35
36void setup(void)
37{
38
39  
40  lcd.begin(columns, rows);    //Tell the LCD that it is a Columns x Rows
41  LCD
42  pinMode(contrast, OUTPUT);   //set pin contrast to OUTPUT
43  pinMode(bright,
44  OUTPUT);     //Set pin brightness to OUTPUT
45  digitalWrite(bright, HIGH);  //LOW
46  and HIGH <- digitalWrite OR analogWrite value 0-255 240
47  analogWrite(contrast,
48  50);   //LOW and HIGH <- digitalWrite OR analogWrite value 0-255 54
49  lcd.noCursor();
50              //Disable cursor on LCD
51  lcd.clear();                 //Clear
52  Screen on LCD
53  Serial.begin(9600);          //Start serial port
54
55  
56
57  Serial.println("Dallas Temperature IC Control Library");
58 
59  // Start
60  up the library
61  sensors.begin();
62 
63  // locate devices on the bus
64
65  Serial.print("Found: ");
66  Serial.print(sensors.getDeviceCount(), DEC);
67
68  Serial.println(" Devices.");
69   
70  // report parasite power requirements
71
72  Serial.print("Parasite power is: ");
73  if (sensors.isParasitePowerMode())
74  Serial.println("ON");
75  else Serial.println("OFF");
76 
77  // Search for
78  devices on the bus and assign based on an index. Ideally,
79  // you would do this
80  to initially discover addresses on the bus and then
81  // use those addresses
82  and manually assign them (see above) once you know
83  // the devices on your bus
84  (and assuming they don't change).
85  //
86  if (!sensors.getAddress(t1, 0)) Serial.println("No
87  Found Sensor 1");
88  if (!sensors.getAddress(t2, 1)) Serial.println("No Found
89  Sensor 2");
90  if (!sensors.getAddress(t3, 2)) Serial.println("No Found Sensor
91  3");
92  if (!sensors.getAddress(t4, 3)) Serial.println("No Found Sensor 4");
93
94  if (!sensors.getAddress(t5, 4)) Serial.println("No Found Sensor 5");
95  if
96  (!sensors.getAddress(t6, 5)) Serial.println("No Found Sensor 6");
97  if (!sensors.getAddress(t7,
98  6)) Serial.println("No Found Sensor 7");
99  if (!sensors.getAddress(t8, 7))
100  Serial.println("No Found Sensor 8");
101 
102  // show the addresses we found
103  on the bus
104
105for (int ilosc =0; ilosc < sensors.getDeviceCount(); ilosc++)
106  {
107    Serial.print("Sensor "); Serial.print(ilosc+1);
108    Serial.print("
109  Address: ");
110
111  if (ilosc == 0) { printAddress(t1); Serial.println();
112
113  } else if (ilosc == 1) { printAddress(t2); Serial.println();
114   } else if (ilosc
115  == 2) { printAddress(t3); Serial.println();
116    } else if (ilosc == 3) { printAddress(t4);
117  Serial.println();
118     } else if (ilosc == 4) { printAddress(t5); Serial.println();
119
120      } else if (ilosc == 5) { printAddress(t6); Serial.println();
121       } else
122  if (ilosc == 6) { printAddress(t7); Serial.println();
123        } else if (ilosc
124  == 7) { printAddress(t8); Serial.println();
125  }  
126 }
127  
128// set the resolution
129  to 9 bit per device
130
131  sensors.setResolution(t1, precision);
132  sensors.setResolution(t2,
133  precision);
134  sensors.setResolution(t3, precision);
135  sensors.setResolution(t4,
136  precision);
137  sensors.setResolution(t5, precision);
138  sensors.setResolution(t6,
139  precision);
140  sensors.setResolution(t7, precision);
141  sensors.setResolution(t8,
142  precision);
143
144
145for (int ilosc =0; ilosc < sensors.getDeviceCount(); ilosc++)
146  {
147    Serial.print("Sensor "); Serial.print(ilosc+1);
148    Serial.print("
149  Resolution: ");
150
151  if (ilosc == 0) { Serial.print(sensors.getResolution(t1),
152  DEC); Serial.println();
153  } else if (ilosc == 1) { Serial.print(sensors.getResolution(t2),
154  DEC); Serial.println();
155   } else if (ilosc == 2) { Serial.print(sensors.getResolution(t3),
156  DEC); Serial.println();
157    } else if (ilosc == 3) { Serial.print(sensors.getResolution(t4),
158  DEC); Serial.println();
159     } else if (ilosc == 4) { Serial.print(sensors.getResolution(t5),
160  DEC); Serial.println();
161      } else if (ilosc == 5) { Serial.print(sensors.getResolution(t6),
162  DEC); Serial.println();
163       } else if (ilosc == 6) { Serial.print(sensors.getResolution(t7),
164  DEC); Serial.println();
165        } else if (ilosc == 7) { Serial.print(sensors.getResolution(t8),
166  DEC); Serial.println();
167  }  
168 }
169}
170
171 
172// function to print a device
173  address
174void printAddress(DeviceAddress deviceAddress)
175{
176  for (uint8_t
177  i = 0; i < 8; i++)
178  {
179    // zero pad the address if necessary
180    if
181  (deviceAddress[i] < 16) Serial.print("0");
182    Serial.print(deviceAddress[i],
183  HEX);
184  }
185}
186 
187// function to print the temperature for a device
188void
189  printTemperature(DeviceAddress deviceAddress)
190{
191  float tempC = sensors.getTempC(deviceAddress);
192
193  Serial.print("Temp : ");
194  Serial.print(tempC);
195  Serial.print(" Celcius
196  degres ");
197//  Serial.print(" Temp F: ");
198//  Serial.print(DallasTemperature::toFahrenheit(tempC));
199}
200
201  
202// function to print a device's resolution
203void printResolution(DeviceAddress
204  deviceAddress)
205{
206//  Serial.print("Resolution: ");
207//  Serial.print(sensors.getResolution(deviceAddress));
208//
209  Serial.println();
210}
211 
212// main function to print information about a device
213void
214  printData(DeviceAddress deviceAddress)
215{
216  Serial.print("Device Address:
217  ");
218  printAddress(deviceAddress);
219  Serial.print(" ");
220  printTemperature(deviceAddress);
221
222  Serial.println();
223}
224
225/*
226   Main function, calls the temperatures in
227  a loop.
228*/
229void loop(void)
230{
231  // call sensors.requestTemperatures()
232  to issue a global temperature request to all devices on the bus
233  Serial.print("Reading
234  DATA..."); sensors.requestTemperatures(); Serial.println("DONE");
235 
236  
237
238  // print the device information
239
240for (int ilosc =0; ilosc < sensors.getDeviceCount();
241  ilosc++) {
242    Serial.print("Sensor "); Serial.print(ilosc+1); Serial.print("
243  ");
244   
245  if (ilosc == 0) { printData(t1);
246  } else if (ilosc == 1) {
247  printData(t2);
248   } else if (ilosc == 2) { printData(t3);
249    } else if (ilosc
250  == 3) { printData(t4);
251     } else if (ilosc == 4) { printData(t5);
252      }
253  else if (ilosc == 5) { printData(t6);
254       } else if (ilosc == 6) { printData(t7);
255
256        } else if (ilosc == 7) { printData(t8);
257  }  
258 }
259
260  if (licznik
261  == sensors.getDeviceCount()) {
262     licznik = 0;       // reset counter
263//
264     lcd.clear();       // clear screen on LCD
265  }
266
267    lcd.setCursor(0,0);
268
269    lcd.print("Sensor Number "); lcd.print(licznik+1);
270    lcd.setCursor(0,1);
271
272    lcd.print(" Temp: ");   
273  if (licznik == 0) { lcd.print(sensors.getTempC(t1));
274  lcd.write((char)223); lcd.print("C  ");
275  } else if (licznik == 1) { lcd.print(sensors.getTempC(t2));
276  lcd.write((char)223); lcd.print("C  ");
277   } else if (licznik == 2) { lcd.print(sensors.getTempC(t3));
278  lcd.write((char)223); lcd.print("C  ");
279    } else if (licznik == 3) { lcd.print(sensors.getTempC(t4));
280  lcd.write((char)223); lcd.print("C  ");
281     } else if (licznik == 4) { lcd.print(sensors.getTempC(t5));
282  lcd.write((char)223); lcd.print("C  ");
283      } else if (licznik == 5) { lcd.print(sensors.getTempC(t6));
284  lcd.write((char)223); lcd.print("C  ");
285       } else if (licznik == 6) { lcd.print(sensors.getTempC(t7));
286  lcd.write((char)223); lcd.print("C  ");
287        } else if (licznik == 7) {
288  lcd.print(sensors.getTempC(t8)); lcd.write((char)223); lcd.print("C  ");
289  }
290Serial.print("Licznik=");
291  Serial.println(licznik); 
292
293  delay(1750);
294  licznik++ ;
295  
296}