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// Lamps controller |
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#include <OneWire.h> |
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#define LAG 400 // dellay in ms between lamp relay switching |
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// Triacs |
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int t1 = 2; // PD2 - trafo for gas lamps |
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int t2 = 3; // PD3 - relay for switching between lamps |
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int t3 = 4; // PD4 - halogen lamp |
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int t4 = 5; // PD5 - focuser |
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int t5 = 6; // PD6 |
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int t6 = 7; // PD7 |
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int t7 = 8; // PB0 |
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int t8 = 9; // PB1 |
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// DS18S20 Temperature chip |
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OneWire ds(12); // PB4 1-Wire pin (needs pull-up to Vcc) |
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byte addr[8]; // Thermometer address |
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int n; // Counter |
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char state; // State of Gas Lamps |
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char deleni16[16]={'0','1','1','2','3','3','4','4','5','6','6','7','7','8','9','9'}; |
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int temperature () |
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{ |
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int i, temp; |
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byte data[12]; |
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if (OneWire::crc8 (addr, 7) != addr[7]) |
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{ |
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Serial.print("CRC is not valid!\n"); |
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return 0; |
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} |
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ds.reset(); |
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ds.select(addr); |
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ds.write(0x44, 1); // start conversion, with parasite power on at the end |
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delay(800); // maybe 750ms is enough, maybe not |
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ds.reset(); |
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ds.select(addr); |
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ds.write(0xBE); // Read Scratchpad |
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for ( i = 0; i < 9; i++) // we need 9 bytes |
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{ |
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data[i] = ds.read(); |
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} |
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temp = (data[1] << 8) + data[0]; //take the two bytes from the response relating to temperature |
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// temp = temp >> 4; //divide by 16 to get pure celcius readout |
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return temp; |
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} |
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// the setup routine runs once when you press reset: |
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void setup() |
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{ |
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// initialize the digital pin as an output and switch off |
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digitalWrite(t1, HIGH); |
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digitalWrite(t2, HIGH); |
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digitalWrite(t3, HIGH); |
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digitalWrite(t4, HIGH); |
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digitalWrite(t5, HIGH); |
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digitalWrite(t6, HIGH); |
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digitalWrite(t7, HIGH); |
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digitalWrite(t8, HIGH); |
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pinMode(t1, OUTPUT); |
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pinMode(t2, OUTPUT); |
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pinMode(t3, OUTPUT); |
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pinMode(t4, OUTPUT); |
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pinMode(t5, OUTPUT); |
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pinMode(t6, OUTPUT); |
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pinMode(t7, OUTPUT); |
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pinMode(t8, OUTPUT); |
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state = 'a'; |
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// initialize the serial port |
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Serial.begin(9600); |
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Serial.println(); |
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Serial.println("Cvak."); |
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// OneWire init |
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ds.reset_search(); |
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if (!ds.search(addr)) // search for next thermometer |
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{ |
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Serial.println("Thermometer error."); |
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ds.reset_search(); |
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delay(250); |
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return; |
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} |
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Serial.println("Hmmm...."); |
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} |
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// the loop routine runs over and over again forever: |
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void loop() |
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{ |
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byte inByte; // Character from serial line |
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int t; // Temperature |
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if (Serial.available() > 0) // wait for a char |
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{ |
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// get incoming byte: |
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inByte = Serial.read(); |
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switch (inByte) |
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{ |
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case 'A': // Gas Lamp 1 ON |
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if (state != 'A') |
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{ |
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digitalWrite(t1, HIGH); |
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delay(LAG); |
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digitalWrite(t2, LOW); |
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delay(LAG); |
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digitalWrite(t1, LOW); |
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state = 'A'; |
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} |
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break; |
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case 'B': // Gas Lamp 2 ON |
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if (state != 'B') |
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{ |
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digitalWrite(t1, HIGH); |
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delay(LAG); |
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digitalWrite(t2, HIGH); |
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delay(LAG); |
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digitalWrite(t1, LOW); |
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state = 'B'; |
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} |
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break; |
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case 'a': // Gas Lamp 1 OFF |
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digitalWrite(t1, HIGH); |
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delay(LAG); |
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digitalWrite(t2, HIGH); |
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state = 'a'; |
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break; |
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case 'b': // Gas Lamp 2 OFF |
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digitalWrite(t1, HIGH); |
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delay(LAG); |
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digitalWrite(t2, HIGH); |
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state = 'b'; |
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break; |
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} |
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if ( (inByte >= 'c') and (inByte <= 'h')) // Switch OFF other triacs |
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{ |
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digitalWrite(inByte-'a'+2,HIGH); |
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} |
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if ( (inByte >= 'C') and (inByte <= 'H')) // Switch ON other triacs |
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{ |
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digitalWrite(inByte-'A'+2, LOW); |
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} |
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// Send status to serial line |
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t=temperature(); // Read temperature |
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Serial.print (t >> 4); |
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Serial.print ("."); |
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Serial.print (deleni16[t & 0xf]); |
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Serial.print (' '); |
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for (n=1;n<=8;n++) |
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{ |
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if(digitalRead(n+1)) |
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{ |
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Serial.print('t'); |
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} |
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else |
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{ |
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Serial.print('T'); |
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} |
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Serial.print(n, DEC); |
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Serial.print(' '); |
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} |
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Serial.println(); |
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} |
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} |