Diff: main.cpp

Revision:

3:89dae25e597b

Parent:

2:d3a3a15016f3

Child:

4:f7b32fcc75f8

diff -r d3a3a15016f3 -r 89dae25e597b main.cpp
--- a/main.cpp	Thu May 25 14:43:55 2017 +0000
+++ b/main.cpp	Fri May 26 08:50:44 2017 +0000
@@ -1,7 +1,6 @@
 #include "mbed.h"
 #include "TextLCD.h"
 #include "Rtc_Ds1307.h"
-#include "MaxSonar.h"
 
 Rtc_Ds1307 rtc(PTE0, PTE1);
 DigitalOut red(LED1);
@@ -12,6 +11,12 @@
 Timer t;
 
 void displayTime();
+int setAlrm(bool ho);
+bool hitIt(int hor, int min, Rtc_Ds1307::Time_rtc teim);
+
+int Halrm = -1;
+int Malrm = 0; 
+
 
 int main() {
     
@@ -20,17 +25,6 @@
     
     rtc.startClock(); 
     
-    MaxSonar *range;
-    float r;
-      
-    range = new MaxSonar(MS_LV, MS_ANALOG, PTE23, PTC2);
-    range->setVoltage(5);
-    range->setUnits(MS_CM);
-    
-    range->triggerRead();
-    wait_ms(49);
-    r = range->read();
-    
     while(1){
         
         wait_ms(50); //wait so button states do not overlap
@@ -54,6 +48,14 @@
                             lcd.cls();
                             lcd.printf("settin' alarm!");
                             wait(2);
+                            
+                            Halrm = setAlrm(true);
+                            if(Halrm >= 0){
+                                Malrm = setAlrm(false);
+                                lcd.cls();
+                                lcd.printf("Alarm: %d:%d", Halrm,Malrm);
+                                wait(2);
+                            }
                             break;
                         }
                     }
@@ -89,7 +91,100 @@
     
     if (rtc.getTime(tm) ) {
         lcd.cls();
-        lcd.printf("The time is :\n%02d:%02d:%02d", tm.hour, tm.min, tm.sec);
+        lcd.printf("The time is :\n%02d:%02d:%02d", tm.hour, tm.min, tm.sec);   //display time
+        
+        if(hitIt(Halrm, Malrm, tm)){
+            lcd.cls();
+            lcd.printf("You should be alarmed");
+            wait(4);
         }
+        
+    }
      red = !red;   
-    }
\ No newline at end of file
+}
+    
+int setAlrm(bool ho){
+    
+    int mod;
+    float spd;
+    if(ho){  
+        mod = 24;
+        spd = 0.5;
+    }else{
+        mod = 60;
+        spd = 0.25;
+    }
+    
+    int homin = 0;
+    bool sat = false;    
+    bool DC = false;
+    
+    while(!sat){
+    
+        while(!pin.read() && !sat){
+            
+            lcd.cls();
+            if(ho) lcd.printf("Hour: %02d\nDC to confirm", homin);
+            else lcd.printf("Minutes: %02d\nDC to confirm", homin);
+            
+            wait(0.2);
+                if(pin.read()){                     //once it's 1 start the detection loop to decide whether this is a hold or a double click
+            
+                t.reset();                     
+                t.start();                      //start timer
+            
+                while(t.read() < 1){            //if it's not unpressed in a second - HOLD case
+                                    
+                    if(!pin.read()){            //if it goes low, check for double click
+                
+                    t.reset();
+               
+                    while(t.read() < 1){      //listen for 1 sec for a second click
+                    
+                        if(pin.read()){          //if x = 1 execute DOUBLE CLICK - confirm selection
+                            lcd.cls();
+                            if(ho) lcd.printf("Hour: %02d\nSet!", homin);
+                            else lcd.printf("Minutes: %02d\nSet!", homin);
+                            sat = true;
+                            DC = true; 
+                            wait(2);
+                            break;
+                        }
+                    }
+                break;
+            }
+        }
+            if(!pin.read() && !DC){        //if unpressed - single click detected - cancel alarm
+                lcd.cls();
+                lcd.printf("Alarm Canceled!");
+                homin = -1;
+                return homin;
+            }
+            
+            while(pin.read()){                  //still pressed? Execute Button HOLD case, exit hold when no longer held
+            
+                homin = (homin + 1)%mod;
+                lcd.cls();
+                if(ho) lcd.printf("Hour: %02d", homin);
+                else lcd.printf("Minutes: %02d", homin); //display date 
+                wait(spd);
+            
+            }      
+        }       
+        }
+        
+    }
+    
+    return homin;
+}
+
+bool hitIt(int hor, int min, Rtc_Ds1307::Time_rtc teim){
+    int x = teim.hour - hor;
+    if(x == 0){
+        int y = teim.min - min;   
+        if(y == 0){
+            return true;
+        }
+    }
+        return false;    
+}
\ No newline at end of file