Dectection take 1. Fixed adaptation step. Detect based on a number of standard deviations away from the mean.

Dependencies:   SI1143 m3pi mbed

Fork of Proximity_Sensor_2_sense by DP

Revision:
7:73a722360cdb
Parent:
6:f2c616fa9ffe
Child:
8:f81057354da4
--- a/main.cpp	Mon Jun 16 15:07:07 2014 +0000
+++ b/main.cpp	Sat Jun 21 20:14:09 2014 +0000
@@ -1,10 +1,9 @@
-
 #include "mbed.h"
 #include "SI1143.h"
 #include "m3pi.h"
+#define NN 1000
 
 //DigitalOut enable(p30);
-
 //Ticker timer;
 
 I2C* i2c = new I2C(p28, p27);
@@ -23,12 +22,9 @@
 
 //InterruptIn prox_meas(p26); //26
 int sense1a, sense1b, sense2a, sense2b;
-//int NN = 500;
-int sensor1alog[500];
-int sensor1blog[500];
+int sensor1alog[NN];
+int sensor1blog[NN];
 int whileflag = 1;
-
-//int total = 1000;
 int countingstuffpoop = 0;
 
 void meas_int()
@@ -38,11 +34,9 @@
     sense1b = sensor1.read_ps2();
     //sense2a = sensor2.get_ps1(1);
     //sense2b = sensor2.get_ps2(1);
-    //bt.printf("%d,  %d;\r\n",sense1a, sense1b);
-    //wait(0.001);
 
     countingstuffpoop++;
-    if(countingstuffpoop < 500)
+    if(countingstuffpoop < NN)
     {
         led4 = 0;
         sensor1alog[countingstuffpoop-1] = sense1a;
@@ -52,46 +46,48 @@
     {
         __disable_irq(); 
         whileflag = 0;
+        led4 = 1;
     }
 
     sensor1.clear_int();
     led1 = 0;
 }
 
+void blinkblink(int t, int n)
+{
+    for (int i = 1; i <= n; i++)
+    {
+    led4 = 1;
+    wait(t);
+    led4 = 0;
+    wait(t);    
+    }
+}
+
 int main()
 {
-    // Setup the baseline
-    //sensor1.restart(i2c, 0x01);
-    //printf("%d    ",sensor1.adrs);
-    //sensor2.restart(i2c, 0x02);
-    //printf("%d\r\n",sensor2.adrs);
     led2 = 0;
-    wait(10);
+    //wait(10);
+    blinkblink(1,2);
 
     event.fall(&meas_int);
     //timer.attach(&meas_int, 0.01);
     sensor1.start_ps_auto();
     led4 = 1;
-    pi.left(0.1);
+    //pi.left(0.1);
 
     while(whileflag)
     {
         // Read each led sensor
-        //sense1 = sensor.get_ps1(1);
-
-        //Numeriacl output through terminal
-        led1 = 0;
-        led2 = 0;
+        led2 = whileflag;
     }
+    led3 = 0;
+    //pi.stop();
+    blinkblink(1,5);
     
-    pi.stop();
-    led1 = 1;
-    wait(0.3);
-    led1 = 0;
-    wait(0.3);
-    led1 = 1;
+
     bt.printf("d = [");
-    for (int i = 0; i < 500; i++)
+    for (int i = 0; i < NN; i++)
     {
         bt.printf("%d,  %d;\r\n", sensor1alog[i], sensor1blog[i]);
         //bt.printf("%d;\r\n", sensorlog[i]);