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Dependencies:   MMA8451Q mbed nRF24L01P

Fork of Sensor_Box by Sensor CDT

Files at this revision

API Documentation at this revision

Revision 7:03334e89478d, committed 2015-07-09

Comitter:
jaehughes
Date:
Thu Jul 09 15:56:58 2015 +0000
Parent:
6:fb76109304df
Commit message:
Latest;

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file 
--- a/main.cpp	Wed Jul 01 22:13:56 2015 +0000
+++ b/main.cpp	Thu Jul 09 15:56:58 2015 +0000
@@ -4,7 +4,6 @@
 #include <vector>
 #include <math.h>
 
-#define MMA8451_I2C_ADDRESS (0x1d<<1)
 #define TRANSFER_SIZE   24
 #define ARRAY_LENGTH    20
 
@@ -51,7 +50,10 @@
     pir_data.pop_back();
     noise_data.pop_back();
 
-    printf("%f\n", light_data);
+    printf("%f\n\r", light);
+    printf("%f\n\r", temp);
+    printf("%f\n\r", pir);
+    printf("%f\n\r", noise);    
 }
 
 void average()
@@ -60,10 +62,10 @@
     int temp_sum = 0;
     int noise_sum = 0;
     float light_avg, temp_avg, noise_avg, light_var, temp_var, noise_var;
-    float light_residuals =0; 
-    float temp_residuals = 0 ; 
-    float noise_residuals = 0; 
- 
+    float light_residuals =0;
+    float temp_residuals = 0 ;
+    float noise_residuals = 0;
+
     for (int i = 0; i < ARRAY_LENGTH; i++) {
         light_sum += light_data[i];
         temp_sum += temp_data[i];
@@ -72,17 +74,17 @@
     light_avg = light_sum / (float)ARRAY_LENGTH;
     temp_avg = temp_sum / (float)ARRAY_LENGTH;
     noise_avg = noise_sum / (float)ARRAY_LENGTH;
-    
+
     /*  Compute  variance  and standard deviation  */
     for (int i = 0; i < ARRAY_LENGTH; i++) {
-       light_residuals += pow((light_data[i] - light_avg), 2);
-       temp_residuals += pow((temp_data[i] - temp_avg), 2);      
-       noise_residuals += pow((noise_data[i] - noise_avg), 2);       
+        light_residuals += pow((light_data[i] - light_avg), 2);
+        temp_residuals += pow((temp_data[i] - temp_avg), 2);
+        noise_residuals += pow((noise_data[i] - noise_avg), 2);
     }
     light_var = light_residuals/(float)ARRAY_LENGTH;
     temp_var = temp_residuals/(float)ARRAY_LENGTH;
     noise_var = noise_residuals/(float)ARRAY_LENGTH;
-    
+
     printf("Light Average = %.2f\n", light_avg);
     printf("Temp Average = %.2f\n", temp_avg);
     printf("Noise Average = %.2f\n", noise_avg);
@@ -93,7 +95,7 @@
 int main()
 {
 
-    MMA8451Q acc(SDA, SCL, MMA8451_I2C_ADDRESS);
+   // MMA8451Q acc(SDA, SCL, MMA8451_I2C_ADDRESS);
 
     light_data.assign (ARRAY_LENGTH,0);
     temp_data.assign (ARRAY_LENGTH,0);
@@ -120,11 +122,11 @@
     my_nrf24l01p.setReceiveMode();
     my_nrf24l01p.enable();
 
-    printf("MMA8451 ID: %d\n", acc.getWhoAmI());
+   // printf("MMA8451 ID: %d\n", acc.getWhoAmI());
 
     while (1) {
         getdata();
-        average();
+        //average();
         // txDataCnt =  sprintf(txData, "  %1.3f   %1.3f   %1.3f\n", x,y,z);
         //my_nrf24l01p.write( NRF24L01P_PIPE_P0, txData, txDataCnt );
         myled1 = !myled1;