Controller for food in snake game

Dependencies:   MMA8451Q TSI mbed

Fork of foodcontroller2 by Serpentine

Revision:
1:6dd9eca697db
Parent:
0:c5a6d47904dc
diff -r c5a6d47904dc -r 6dd9eca697db main.cpp
--- a/main.cpp	Wed Jun 08 16:04:32 2016 +0000
+++ b/main.cpp	Thu Jun 09 09:27:59 2016 +0000
@@ -5,108 +5,116 @@
 #define MMA8451_I2C_ADDRESS (0x1d<<1)
 Serial pc(USBTX, USBRX); // tx, rx
 
+PwmOut gled(LED_GREEN);                             //Indicator for touch sensor Output
+TSISensor tsi;                                      //Setup touch sensor
+MMA8451Q acc(PTE25, PTE24, MMA8451_I2C_ADDRESS);    //Setup accelerometer
+DigitalOut lefthigh(PTC11);                         //Test LED for left
+DigitalOut leftlow(PTC9);
+DigitalOut righthigh(PTC5);                         //Test LED for right
+DigitalOut rightlow(PTA4);
+DigitalOut forwardhigh(PTC16);                      //Test LED for forward
+DigitalOut forwardlow(PTD0);
+DigitalOut backwardhigh(PTA17);                     //Test LED for backward
+DigitalOut backwardlow(PTD1);
+
+float accX=acc.getAccX();                           //Measure acceleration in X direction
+float accY=acc.getAccY();                           //Measure acceleration in Y direction
+
+int Direction;                                      //2 bit number to describe direction 0 forward assigned CW
+int Velocity;                                       //2 bit number to vary velocity in game
+
+bool right;                                         //Right or left? right = 1
+bool forward;                                       //Forward or Backward? forward = 1
+
 int main()
 {
-    PwmOut gled(LED_GREEN);
-    TSISensor tsi;
-    MMA8451Q acc(PTE25, PTE24, MMA8451_I2C_ADDRESS);
-    DigitalOut lefthigh(PTC11);
-    DigitalOut leftlow(PTC9);
-    DigitalOut righthigh(PTC6);
-    DigitalOut rightlow(PTA5);
-    DigitalOut forwardhigh(PTC16);
-    DigitalOut forwardlow(PTD0);
-    DigitalOut backwardhigh(PTA17);
-    DigitalOut backwardlow(PTD1);
-
-
-    bool right;
-    bool forward;
-
-
-    while (1) {
-
-        wait(0.2);
-        float accX=acc.getAccX();
-        printf("x=%0.3f\r\n",accX);
-        if (tsi.readPercentage() != 0) {
-            gled = 1.0 - tsi.readPercentage();
-        }
+    while (1) 
+    {
+        if (tsi.readPercentage() != 0) 
+        {
+          gled = 1.0 - tsi.readPercentage();          
+        }//endif touch sensor
 
-        if((accX <= 0.1f) && (accX >= -0.1f)) {
-            printf("A \r\n");
-            if (right == true) {
-                printf("B \r\n");
-                righthigh = 0;
-                rightlow = 1;
-            } else {
-                printf("C \r\n");
-                lefthigh = 0;
-                leftlow = 1;
-            }
-            //}
+        if((accX <= 0.1f) && (accX >= -0.1f)) 
+        {
+            if (right == true) 
+            {
+                righthigh = 1;
+                rightlow = 0;
+            } //endif
+            else 
+            {
+                lefthigh = 1;
+                leftlow = 0;
+            }//endelse
+        }//endif
 
-            if (accX > 0.1) {
-                printf("D \r\n");
-                lefthigh = 1;
-                leftlow = 1;
-                righthigh = 0;
-                rightlow = 1;
-                forwardhigh = 1;
-                forwardlow = 1;
-                backwardhigh = 1;
-                backwardlow = 1;
-                right = true;
-            }
+        if (accX > 0.1) 
+        {
+            lefthigh = 0;
+            leftlow = 0;
+            righthigh = 1;
+            rightlow = 0;
+            forwardhigh = 0;
+            forwardlow = 0;
+            backwardhigh = 0;
+            backwardlow = 0;
+            right = true;
+        }//endif
 
-            if (accX < -0.1) {
-                printf("E \r\n");
-                lefthigh = 0;
-                leftlow = 1;
-                righthigh = 1;
-                rightlow = 1;
+        if (accX < -0.1) 
+        {
+            lefthigh = 1;
+            leftlow = 0;
+            righthigh = 0;
+            rightlow = 0;
+            forwardhigh = 0;
+            forwardlow = 0;
+            backwardhigh = 0;
+            backwardlow = 0;
+            right = false;
+        }//endif
+        wait(0.1);
+
+        if((acc.getAccY() <= 0.1) && (acc.getAccY() >= -0.1)) 
+        {
+            if (forward == true) 
+            {
                 forwardhigh = 1;
-                forwardlow = 1;
+                forwardlow = 0;
+            }//endif 
+            else
+            {
                 backwardhigh = 1;
-                backwardlow = 1;
-                right = false;
-            }
-            wait(0.1);
-        }
-
-
-        if((acc.getAccY() <= 0.1) && (acc.getAccY() >= -0.1)) {
-            if (forward == true) {
-                forwardhigh = 0;
-                forwardlow = 1;
-            } else
-                backwardhigh = 0;
-            backwardlow = 1;
-        }
+                backwardlow = 0;
+            }//endelse
+        }//endif
 
-        if (acc.getAccY() > 0.1) {
-            lefthigh = 1;
-            leftlow = 1;
-            righthigh = 1;
-            rightlow = 1;
-            forwardhigh = 0;
-            forwardlow = 1;
-            backwardhigh = 1;
-            backwardlow = 1;
+        if (acc.getAccY() > 0.1) 
+        {
+            lefthigh = 0;
+            leftlow = 0;
+            righthigh = 0;
+            rightlow = 0;
+            forwardhigh = 1;
+            forwardlow = 0;
+            backwardhigh = 0;
+            backwardlow = 0;
             forward = true;
-        }
+        }//endif
 
-        if (acc.getAccY() < -0.1) {
-            lefthigh = 1;
-            leftlow = 1;
-            righthigh = 1;
-            rightlow = 1;
-            forwardhigh = 1;
-            forwardlow = 1;
-            backwardhigh = 0;
-            backwardlow = 1;
+        if (acc.getAccY() < -0.1) 
+        {
+            lefthigh = 0;
+            leftlow = 0;
+            righthigh = 0;
+            rightlow = 0;
+            forwardhigh = 0;
+            forwardlow = 0;
+            backwardhigh = 1;
+            backwardlow = 0;
             forward = false;
-        }
+        }//endif
         wait(0.1);
-    }
-}
+    }//endwhile
+}//endmain