main.cpp

00001 #include "mbed.h"
00002 #include "C12832.h"
00003 #include "Sht31.h"
00004 
00005 C12832 lcd(SPI_MOSI, SPI_SCK, SPI_MISO, p8, p11);
00006 
00007 PwmOut speaker(p21);
00008 AnalogIn pot(p15);
00009 DigitalOut L1(p5);
00010 DigitalIn bt(p20);
00011 Sht31 sht31(I2C_SDA, I2C_SCL);
00012 
00013 void play_tone(float frequency, float volume, float interval, float rest) {
00014     speaker.period(1.0 / frequency);
00015     speaker = volume;
00016     wait(interval);
00017     speaker = 0.0;
00018     wait(rest);
00019 }
00020 
00021 int main() {
00022   printf("Práctica 7, equipo 3\n");
00023  
00024  int i, s;
00025  float x;
00026       x = pot.read();
00027   s = 5;
00028 
00029  lcd.cls();
00030    for(int x = 0; x < 0.4; ){
00031      
00032      lcd.locate(1,1);
00033      lcd.printf("Precalentando");
00034      lcd.copy_to_lcd();
00035      wait(0.5);
00036      lcd.cls();
00037      
00038      wait(1);
00039      lcd.locate(1,1);
00040      lcd.printf("Precalentando");
00041      lcd.copy_to_lcd();
00042      wait(0.5);
00043      lcd.cls();
00044      
00045      wait(1);
00046      lcd.locate(1,1);
00047      lcd.printf("Precalentando");
00048      lcd.copy_to_lcd();
00049      wait(0.5);
00050      lcd.cls();
00051      
00052      wait(1);
00053      lcd.locate(1,1);
00054      lcd.printf("Precalentando");
00055      lcd.copy_to_lcd();
00056      wait(0.5);
00057      lcd.cls();
00058      
00059      wait(1);
00060      lcd.cls();
00061      lcd.locate(1,1);
00062      lcd.printf("Precalentando");
00063      lcd.copy_to_lcd();
00064      }
00065   
00066   
00067  while(1){
00068      
00069      if(bt == 1){
00070      
00071      x = pot.read();
00072      lcd.cls();
00073      
00074  for(x = .25; x < .35 ;  ){
00075      lcd.cls();
00076      lcd.printf("Niveles de C02 normales");
00077      lcd.copy_to_lcd();
00078      play_tone(450.0, 0.5, 1, 1.5);}
00079  for(x = .350; x < 1; ){
00080           lcd.cls();
00081      lcd.printf("Congestionado, pero con buen intercambio de aire.");
00082      lcd.copy_to_lcd();
00083      play_tone(460.0, 0.5, 1, 1);}
00084      
00085  for(x = 1; x < 2; ){
00086           lcd.cls();
00087      lcd.printf("Calidad de aire baja");
00088      lcd.copy_to_lcd();
00089      play_tone(470.0, 0.5, 1, 0.7);}
00090      
00091  for(x = 2; x < 5; ){
00092           lcd.cls();
00093      lcd.printf("Peligro");
00094      lcd.copy_to_lcd();
00095      play_tone(480.0, 0.5, 0.7, 0.5);}
00096      
00097  if(x == 5){
00098     L1 = 1;
00099           lcd.cls();
00100      lcd.printf("¡Aléjate!");
00101      lcd.copy_to_lcd();
00102      play_tone(500.0, 0.5, 0.5, 0.1);}
00103      
00104  if(x == 0){
00105      lcd.cls();
00106      lcd.printf("Error");
00107      lcd.copy_to_lcd();}
00108             
00109                         }
00110     else{
00111            printf("Si el led enciende, significa peligro");
00112            lcd.cls();
00113 
00114         float temp = sht31.readTemperature();
00115         float humidity = sht31.readHumidity();
00116 
00117         lcd.locate(3, 3);
00118         lcd.printf("Temperature: %.2f C", temp);
00119         lcd.locate(3, 13);
00120         lcd.printf("Humidity: %.2f %%", humidity);
00121 
00122         L1 = temp > 40.0f;
00123 
00124         wait(0.5f);
00125         }
00126 
00127         }
00128 }