Lab 4 part 1

Dependencies:   MMA8451Q

Fork of Accelerometer_example by William Marsh

Files at this revision

API Documentation at this revision

Comitter:
diviavad
Date:
Fri Feb 16 22:28:56 2018 +0000
Parent:
1:31f0f53b08bd
Commit message:
Version 1

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
diff -r 31f0f53b08bd -r 41f1970641ca main.cpp
--- a/main.cpp	Wed Feb 07 16:56:55 2018 +0000
+++ b/main.cpp	Fri Feb 16 22:28:56 2018 +0000
@@ -1,32 +1,89 @@
 #include "mbed.h"
 #include "rtos.h"
 #include "MMA8451Q.h"
-
+ 
   PinName const SDA = PTE25;
   PinName const SCL = PTE24;
-
+ 
 #define MMA8451_I2C_ADDRESS (0x1d<<1)
-
+ 
 int main(void)
 {
     MMA8451Q acc(SDA, SCL, MMA8451_I2C_ADDRESS);
     PwmOut rled(LED1);
     PwmOut gled(LED2);
     PwmOut bled(LED3);
+
     Serial pc(USBTX, USBRX); // tx, rx
-
-
+ 
+ 
     pc.printf("MMA8451 ID: %d\n", acc.getWhoAmI());
-
+ 
     while (true) {
         float x, y, z;
+        
+        float lower_th, upper_th;
+        
         x = acc.getAccX();
         y = acc.getAccY();
         z = acc.getAccZ();
-        rled = 1.0f - abs(x);
-        gled = 1.0f - abs(y);
-        bled = 1.0f - abs(z);
+        
+        //
         Thread::wait(300);
-        pc.printf("X: %1.2f, Y: %1.2f, Z: %1.2f\n", x, y, z);
+        
+        if(z>= 0.9 ){ // flat
+           // myled1 = 0;
+           
+            rled = 0;
+            gled = 0;
+            bled =0;
+            pc.printf("flat \n \r");
+                        
+        }else if(y>= 0.9 ){//right
+            
+            rled = 0;
+            gled = 0;
+            bled =0;
+            pc.printf("right \n \r");
+            
+        }else if(x>= 0.9){ // dowm
+            
+            rled = 0;
+            gled = 0;
+            bled =0;
+            pc.printf("down \n \r");
+            
+        }else if(z<= -0.90 ){ //over
+            
+            rled = 0;
+            gled = 0;
+            bled =0;
+            pc.printf("over \n \r");
+            
+        }else if(y<= -0.90 ){ 
+            
+            rled = 0;
+            gled = 0;
+            bled =0;
+            pc.printf("left \n \r");
+            
+        }else if(x<= -0.90 ){
+            
+            rled = 0;
+            gled = 0;
+            bled =0;
+            pc.printf("up \n \r");
+            
+        }
+        
+        else{
+            
+            rled = 1;
+            gled = 1;
+            bled =1;
+            pc.printf(" \n \r");
+        }
+        //
+       // pc.printf("X: %1.2f, Y: %1.2f, Z: %1.2f \n \r", x, y, z);
     }
-}
+}
\ No newline at end of file