main.cpp

00001 #include "mbed.h"
00002 #include "LM75B.h"
00003 #include "C12832_lcd.h"
00004 #include <string>
00005  
00006 C12832_LCD lcd;
00007  
00008 LM75B sensor(p28,p27);
00009 Serial pc(USBTX,USBRX);
00010 
00011 string s[2] = {"hi", "lo"};
00012 float prevTemp, curTemp;
00013 string display;
00014 int count = 1;
00015  
00016 int main ()
00017 {
00018     prevTemp = sensor.read();
00019     curTemp = prevTemp;
00020     display = s[1];
00021     while (1) {
00022         curTemp = sensor.read();
00023         lcd.cls();
00024         lcd.locate(0,5);
00025         lcd.printf("Temp = %.3f\n", sensor.read());
00026         lcd.locate(0,15);
00027         if((curTemp - prevTemp) > 2 || (prevTemp - curTemp > 2)){
00028             count++;
00029             display = s[count % 2];
00030             prevTemp = curTemp;
00031         }
00032         lcd.printf("%s",display);
00033         wait(1.0);
00034     }
00035  
00036 }