Diff: main.cpp

Revision:

0:eb2609ff92d2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Mar 24 09:51:56 2012 +0000
@@ -0,0 +1,114 @@
+///////////////////////////////////////////////////////////////////////////////
+// Integration des libs
+#include "mbed.h"
+#include "BMP085.h"
+#include "SHTx/sht15.hpp"
+#include "SDFileSystem.h"
+#include "string.h"
+
+///////////////////////////////////////////////////////////////////////////////
+// Declaration des peripherique du systeme
+BMP085 bmp085(p28, p27);
+I2C i2clcd(p28, p27);
+SHTx::SHT15 sensor(p18, p19);
+DigitalIn bouton(p14);
+SDFileSystem sd(p11, p12, p13, p14, "sd");
+DigitalOut LED_1(LED1);
+DigitalOut LED_2(LED2);
+DigitalOut LED_3(LED3);
+DigitalOut LED_4(LED4);
+Serial xbee_orsay(p9, p10);
+Serial pc(USBTX, USBRX);
+
+///////////////////////////////////////////////////////////////////////////////
+// Fonction qui recoit les caractere du Xbee
+// Doit detecter d pour emettre un message
+// Sinon ne fait rien
+volatile char flag_xbee_orsay;
+void recevoir_xbee_orsay(){
+char bcar;
+  while(xbee_orsay.readable()){
+      bcar=xbee_orsay.getc();
+      if(bcar=='a') flag_xbee_orsay=2;
+      if(bcar=='z') flag_xbee_orsay=3;
+  }
+}
+
+//////////////////////////////////////////////////////////////////////////////
+// Variables utiles du systeme
+int i = 0;
+int t_mes = 1;
+char mes1[30],mes2[30];
+
+/////////////////////////////////////////////////////////////////////////////
+// Programme principal
+// La LED_1 s allume comme temoin
+int main() {
+    LED_1=1;
+    xbee_orsay.baud(9600);
+    xbee_orsay.attach(recevoir_xbee_orsay);
+    mkdir("/sd/mydir", 0777);
+    FILE*fp = fopen("/sd/mydir/mesures.txt", "w+");
+    if(fp == NULL) {
+        while(1);
+    }
+    sprintf(mes1,"%c[3e",27);
+    i2clcd.write(0x48<<1,mes1,strlen(mes1));
+    wait(0.005);
+    LED_1=0;
+    while(bouton == 1) {
+        /////////////////////////////////////////////////////
+        // Lecture des capteurs
+        // La LED_2 s allume comme temoin
+        LED_2=1;
+        sensor.update();
+        bmp085.update();
+        i++;
+        LED_2=0;
+        /////////////////////////////////////////////////////
+        // Ecriture donnees dans la carte memoire fprintf File
+        fprintf(fp,"%d %6.2f %6.2f %6.2f %6.2f\r\n", i, bmp085.get_temperature(), sensor.getTemperature(), bmp085.get_pressure(), sensor.getHumidity());
+        /////////////////////////////////////////////////////
+        // On teste pour envoyer ou non sur le Xbee
+        // La LED_4 s allume comme temoin
+        LED_4=1;
+        switch(flag_xbee_orsay){
+            case 2 :
+                xbee_orsay.printf("Debut transmission\r\n");
+            case 1 :        
+                xbee_orsay.printf("%d %6.2f %6.2f %6.2f %6.2f\r\n", i, bmp085.get_temperature(), sensor.getTemperature(), bmp085.get_pressure(), sensor.getHumidity());
+                flag_xbee_orsay=1;
+                break;
+            case 3 : 
+                flag_xbee_orsay=0;
+                xbee_orsay.printf("Fin transmission\r\n");
+                break;
+            default:
+                flag_xbee_orsay=0;
+                break;
+        }
+        LED_4=0;
+        /////////////////////////////////////////////////////
+        // Impression sur le LCD  interface I2C
+        // sprintf pour afficher dans une chaine caractere
+        // La LED_3 s allume comme temoin
+        LED_3=1;
+        sprintf(mes2,"%6.1fhPA %5.1fC", bmp085.get_pressure(),bmp085.get_temperature());
+        sprintf(mes1,"%c[j",27);
+        i2clcd.write(0x48<<1,mes1,strlen(mes1));
+        wait(0.01);
+        i2clcd.write(0x48<<1,mes2,strlen(mes2));
+        wait(0.01);
+        sprintf(mes1,"%c[1;0H",27);
+        i2clcd.write(0x48<<1,mes1,strlen(mes1));
+        wait(0.01);
+        sprintf(mes2,"%5.1f%c %5.1fC", sensor.getHumidity(),'%',sensor.getTemperature());
+        i2clcd.write(0x48<<1,mes2,strlen(mes2));
+        LED_3=0;
+        /////////////////////////////////////////////////////
+        // On attend pour completer une seconde
+        wait(t_mes-0.05);
+    }
+    fclose(fp);
+    while(1);
+}
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