Diff: main.cpp

Revision:

13:098319060433

Parent:

12:3f4d9cb7dd8a

Child:

14:883a86f009fd

--- a/main.cpp	Mon Apr 27 12:17:32 2015 +0000
+++ b/main.cpp	Mon Apr 27 16:01:37 2015 +0000
@@ -1,21 +1,24 @@
 #include "mbed.h"
 #include "N5110.h"
 #define DIRECTION_TOLERANCE 0.1// Tolerance of Joystick 
-
+#include "tone.h"
+#define PI 3.14159265359
+#include "PowerControl/PowerControl.h"
+#include "PowerControl/EthernetPowerControl.h"
 BusOut myleds(p24,p23,p22); //External LEDS
-InterruptIn StartButton(p18);//Start button
+
 N5110 lcd(p7,p8,p9,p10,p11,p13,p26); //PWR, SCE, RST, DC, MOSI, SCLK, LED
 AnalogIn bright(p20);//Pot to adjust brightness
-Ticker timer; //Create ticker object
+Timeout timer; //Create ticker object
 DigitalIn Jbutton(p17);// Joystick Button
 AnalogIn xPot(p15);// Joystick x-direction
 AnalogIn yPot(p16);// Joystick y-direction
 int i=3; // Pacman's starting position
 int j = 3;
-int buttonflag=0; // flag for pause button 
+int buttonflag=0; // flag for pause button
 InterruptIn button(p18);//Pause button
 Ticker pollJoystick; // timer to regularly read the joystick
-
+int timerflag=0;
 int coinflag = 1;
 int coinflag2 = 1;
 int coinflag3 = 1;
@@ -95,31 +98,56 @@
 
 }
 
-
-void pressPause()
+void timerExpired() // ISR for timeout function 
 {
-    buttonflag=!buttonflag;// set button flag 
+        timerflag=1;
+
+
 }
 
+
+void pressPause()// Interrupt Service Routine (ISR) for pause button
+{
+    buttonflag=!buttonflag;// set button flag
+}
+
+
+
+    
+
 void pause()
 {
-    button.rise(&pressPause); // event generated on rising edge 
-    while (buttonflag){
-        lcd.clear(); 
-        lcd.printString("Pause", 25,21); 
-        
-        
-        
-        
+    timer.attach(&timerExpired,3.0);// Call timeout after 20 seconds 
+    button.rise(&pressPause); // event generated on rising edge
+    while (buttonflag) {
+            lcd.clear();
+            lcd.printString("Pause", 25,21);
+            while (timerflag){
+            timer.detach();
+            lcd.turnOff();
+            Sleep();
+            if (!buttonflag){
+                timerflag=0; 
+                lcd.init();
+                }
+           
+           
+           
+            }
         
-        
-        }
-        
+}
+
+
+} 
+
+
     
-    
-    
-    
-}
+
+
+
+
+
+
 
 void drawMap()
 {
@@ -201,7 +229,7 @@
         d++;
     if(lcd.getPixel (i-1,j+4))
         d++;
-     if(lcd.getPixel (i-2,j+4))
+    if(lcd.getPixel (i-2,j+4))
         d++;
     if (d>=4) { // Condition for solid obstacles
         j--;
@@ -271,18 +299,18 @@
     }
     if (coinflag19) {
         lcd.drawCircle(62,24,2,0); //Coin 3.5
-    
+
     }
-    
+
     if (coinflag20) {
         lcd.drawCircle(74,24,2,0); //Coin 3.6
     }
-     if (coinflag21) {
+    if (coinflag21) {
         lcd.drawCircle(15,15,2,0);//Coin 2.1
-     }   
-     if (coinflag22) {
+    }
+    if (coinflag22) {
         lcd.drawCircle(65,15,2,0);//Coin 2.3
-     }   
+    }
 }
 
 void checkCoin()
@@ -564,11 +592,13 @@
     lcd.init();
     calibrateJoystick();  // get centred values of joystick
     pollJoystick.attach(&updateJoystick,1.0/10.0);  // read joystick 10 times per second
-    
+    PHY_PowerDown();
+
     while(1) {
         lcd.setBrightness(bright);
         lcd.clear();
         pause();
+       
         drawPacman();
         drawMap();
         drawCoin();