Revision 1:013f244c937a, committed 2017-02-14

Comitter:

nmoorthy2001

Date:

Tue Feb 14 08:33:59 2017 +0000

Parent:

0:5a3e0b8133dc

Commit message:

Bluetooth module HC06 interfaced with KL25Z

Changed in this revision

diff -r 5a3e0b8133dc -r 013f244c937a main.cpp
--- a/main.cpp	Sun Feb 09 09:10:34 2014 +0000
+++ b/main.cpp	Tue Feb 14 08:33:59 2017 +0000
@@ -1,53 +1,75 @@
 #include "mbed.h"
-#include "TSISensor.h"
 #include "MMA8451Q.h"
 #include <cstdlib>
 #include <iostream>
 
-TSISensor tsi;
-MMA8451Q acc(PTE25, PTE24, 0x1D<<1);
-PwmOut rled(LED_RED);
-PwmOut gled(LED_GREEN);
-PwmOut bled(LED_BLUE);
-DigitalOut testPin(PTC7);
+Serial HC06(PTC4,PTC3);
+AnalogIn analog_value(A0);
+DigitalOut buz(PTD7);
+
+#if   defined (TARGET_KL25Z) || defined (TARGET_KL46Z)
+PinName const SDA = PTE25;
+PinName const SCL = PTE24;
+#elif defined (TARGET_KL05Z)
+PinName const SDA = PTB4;
+PinName const SCL = PTB3;
+#elif defined (TARGET_K20D50M)
+PinName const SDA = PTB1;
+PinName const SCL = PTB0;
+
+#else
 
-Serial bt(PTC4, PTC3);
+#error TARGET NOT DEFINED
+#endif
+#define MMA8451_I2C_ADDRESS (0x1d<<1)
+
+int main(void)
+{
+    HC06.baud(9600);
 
-int main() {
+    float meas;
+    printf("\nAnalogIn example\n");
+    MMA8451Q acc(SDA, SCL, MMA8451_I2C_ADDRESS);
+
+    PwmOut rled(LED1);
+    PwmOut gled(LED2);
+    PwmOut bled(LED3);
+
+    printf("MMA8451 ID: %d\n", acc.getWhoAmI());
     using namespace std;
-    
-    float onTime = 1.0;
-//    float offTime = 0.0;
-    float holdTime = 1.0;
-//    bool on = true;
-    bool off = false;
-    char bt_msg[100] = "";
-    
-    
-    while(true) {
-        
-        rled = onTime - abs(acc.getAccX());
-        gled = onTime - abs(acc.getAccY());
-        bled = onTime - abs(acc.getAccZ());
-        testPin = rand() % 2;
-        cout << "MMA8451Q: " << acc.getAccX() << "\t" << acc.getAccY() << "\t" << acc.getAccZ() << "\n\r" << flush << endl; 
-//        bt.printf("this is a bluetooth test\n");
-        wait(holdTime);
-        
-//        if(bt.readable()){
-//            bt.putc(bt.getc());
-//        }
-        if(bt.readable()){
-            bt.scanf("%s", bt_msg, sizeof(bt_msg));
+
+    while(1)
+    {
+        printf("\nAnalogIn example\n");
+        while (true)
+        {
+            float x, y, z;
+            x = abs(acc.getAccX());
+            y = abs(acc.getAccY());
+            z = abs(acc.getAccZ());
+            rled = 1.0f - x;
+            gled = 1.0f - y;
+            bled = 1.0f - z;
+            wait(0.1f);
+            printf("X: %1.2f, Y: %1.2f, Z: %1.2f\r\n", x, y, z);
+            HC06.printf("\nX: %1.2f, Y: %1.2f, Z: %1.2f\n", x, y, z);
+
+            meas = analog_value.read(); // Converts and read the analog input value (value from 0.0 to 1.0)
+            meas = meas * 3300; // Change the value to be in the 0 to 3300 range
+            printf("measure = %1.0f mV\r\n\n\n", meas);
+            HC06.printf("measure = %1.0f mV\n", meas);
+            if(x > 0.8){buz = 1; goto ex;}else {buz = 0;}
+            if(y > 0.8){buz = 1; goto ex;}else {buz = 0;}
+            if(z < 0.5){buz = 1; goto ex;}else {buz = 0;}
+            
+            if (meas < 1850)// If the value is greater than 2V then switch the LED on
+                buz = 1;
+            else
+            buz = 0;
+        ex: wait(0.2); // 200 ms
+
         }
-        
-        rled = onTime - tsi.readPercentage();
-        gled = onTime - tsi.readPercentage();
-        bled = onTime - tsi.readPercentage();
-        testPin = off;
-        cout << "Touch Sensor: " << tsi.readPercentage() << "\n\r" << flush << endl;
-//        bt.printf("this is also a bluetooth test\n");
-        bt.printf("%s\n", bt_msg);
-        wait(holdTime);
+
     }
+
 }