Diff: main.cpp

Revision:

0:3e6bb88dd7ee

Child:

2:6acc2f4efd39

Child:

1:3ae60fd51e2b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat Sep 29 22:47:56 2018 +0000
@@ -0,0 +1,97 @@
+#include "mbed.h"
+#include "TextLCD.h"
+
+void settemp();
+void tempmenu();
+float temp_cal();
+AnalogIn temp_sen(A0);
+TextLCD lcd(PTC7,PTC0,PTC3,PTC4,PTC5,PTC6);
+InterruptIn button(D0);
+DigitalIn push2(D1);
+DigitalIn push1(D2);
+DigitalIn push3(D3);
+PwmOut mypwm(A5);
+//DigitalOut myled(A);
+
+int temp = 25;
+float tempC,tempF,a[10],avg;
+
+int main() { 
+  tempmenu();
+}
+        
+void settemp(){
+  lcd.cls();
+  lcd.printf("enter temp:  %d",temp);
+  wait(0.2);
+  while(1){
+    
+    // temp up
+    if(push2 == 0 && push1 == 1){
+      temp++;
+      lcd.cls();
+      lcd.printf("enter temp:  %d",temp);
+      wait(0.2);
+    }
+    
+    // temp down
+    if(push1 == 0 && push2 == 1){
+      temp--;
+      lcd.cls();
+      lcd.printf("enter temp:  %d",temp);
+      wait(0.2);
+    }
+    
+    // confirm
+    if(push3 == 0){
+//      tempmenu();
+      break;
+    }
+    
+  }
+}
+
+void tempmenu() {
+  while(1){
+    lcd.cls();
+    // display menu
+    mypwm.period_ms(10);
+    lcd.printf("T:%.2f \n",temp_cal());
+    lcd.printf("1 to mod temp");
+    wait(0.2);
+    if(temp_cal()<temp){
+        wait(0.5);
+        mypwm.pulsewidth_ms(8);
+        }
+    if(temp_cal()>=temp){
+        mypwm.pulsewidth_ms(2);
+        }
+        
+        //else{
+        //myled =0;}
+    // interrupt
+    button.fall(&settemp);
+    lcd.printf("end");
+  }
+}
+
+float temp_cal(){
+    avg=0;
+    int i;
+for(i=0;i<10;i++)
+{
+a[i]=temp_sen.read();
+wait(.05);
+}
+for(i=0;i<10;i++)
+{
+avg=avg+(a[i]/10);
+}
+
+
+tempC=(avg*3.685503686*100);
+tempF=(9.0*tempC)/5.0 + 32.0;
+return tempC;
+    }
+
+