Diff: main.cpp

Revision:

5:05597fda1a26

Parent:

4:d9371152f77a

--- a/main.cpp	Sun Sep 22 17:50:35 2013 +0000
+++ b/main.cpp	Wed Dec 23 01:14:21 2015 +0000
@@ -2,18 +2,34 @@
 #include "LM75B.h"
 #include "C12832_lcd.h"
 
-C12832_LCD lcd; //Graphics LCD
+
+DigitalOut myled1 (LED1); 
+DigitalOut myled2 (LED2); 
+DigitalOut myled3 (LED3);
+DigitalOut myled4 (LED4);
+Serial pc(USBTX,USBRX); // setup terminal link
+LocalFileSystem local("local"); // define local file system
+int write_var;
+int read_var;
+C12832_LCD lcd;
 LM75B tmp(p28,p27); //I2C Temperature Sensor
+
 PwmOut r(p23); //RGB LED with 3 PWM outputs for dimmer control
 PwmOut g(p24);
 PwmOut b(p25);
+
 PwmOut speaker(p26); //Speaker with PWM driver
+
+BusIn joy(p15,p12,p13,p16); //joystick
+
+
 AnalogIn pot1(p19); //Reads Pot 1 - near LCD
 AnalogIn pot2(p20); //Reads Pot 2 - near RGB LED
-Serial pc(USBTX,USBRX); //used for printf to PC over USB
 
 int main ()
 {
+    
+    
     float board_temp;
     float alarm_temp = 0.0;
     // generate a 800Hz tone using PWM hardware output
@@ -21,24 +37,72 @@
     r=1.0; //RGB LED off - PWM 100% duty cycle
     g=1.0;
     b=1.0;
-
+    
+    //zakuan
+        lcd.cls();
+        lcd.locate(1,1); //clears LCD
+        lcd.printf("Welcome to Heat Monitoring System");
+        wait(3.0);
+    
+    //
     while (1) {
         lcd.cls();
         lcd.locate(0,0); //clears LCD
         board_temp = tmp; //read temperature
         lcd.printf("Board Temperature = %.2f\n\r",board_temp);
-        alarm_temp = 50.0 * pot1; //read alarm temp
-        lcd.printf("Temp Alarm Setting = %.2f\n\r",alarm_temp);
+        alarm_temp = 50 * pot1; //read alarm temp
+        lcd.printf("Temperature Limit = %.2f\n\r",alarm_temp);
+       
         if(board_temp > alarm_temp) { //check temp for alarm
-            r = 1.0 - pot2; //RGB LED red
-            g = 1.0;
-            speaker = 0.5; //alarm tone using PWM
-        } else {
+            r = 1.0 - pot2;
+            wait(0.1); //RGB LED red
+            
+        
+            speaker = 0.9;
+            
+            lcd.cls();
+            lcd.locate(0,0);
+            lcd.printf("!!! ...WARNING OVERHEAT... !!!");
+            wait(3.0);
+          
+            myled1 = 1; 
+            myled2 = 0;
+            myled3 = 0; 
+            myled4 = 0; 
+            wait(0.1); 
+            
+            myled1 = 0; 
+            myled2 = 1;
+            myled3 = 0; 
+            myled4 = 0; 
+            wait(0.2); 
+            
+            myled1 = 0; 
+            myled2 = 0;
+            myled3 = 1; 
+            myled4 = 0; 
+            wait(0.1); 
+            
+             myled1 = 0; 
+            myled2 = 0;
+            myled3 = 0; 
+            myled4 = 1; 
+            wait(0.1); 
+            
+            r=1.0;
+            g=1.0;
+            b=1.0;  
+        } 
+        else {
             g = 1.0 - pot2; //RGB LED green
             r = 1.0;
             speaker = 0.0;
         }
         wait(1.0);
         pc.printf("%.2f\n\r",board_temp); //send temp to PC
+        FILE* File1 = fopen("/local/datafile.txt","w");
+        write_var=0x23; // example data
+        fputc(write_var, File1);
+        fclose(File1);
     }
 }