Diff: Sampler.hpp

Revision:

0:f9a18207d99c

Child:

1:f89c930c6491

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Sampler.hpp	Fri Nov 23 14:42:48 2018 +0000
@@ -0,0 +1,68 @@
+#include "mbed.h"
+#define Activate_Flag 1
+
+class Sampler
+{
+    friend class Ticker;
+    
+private:
+        Ticker t;               // Time Initialisation
+        Thread t1;              // Sample Thread
+public:
+
+    void start()
+    {
+       // t.attach(Callback(this,&doISR), 2);        // Start the ticker to 0.5 seconds to test   
+        t.attach(Callback<void()>(this, &Sampler::doISR), 2);
+        post();                     // Hardware Testing     
+    }
+    
+    void doISR()
+    {
+        t1.signal_set(Activate_Flag);   // Signal the sampling thread to move from WAITING to READY
+    }
+    
+
+        
+    static void samplingThread()
+    {
+        int idx = 0;
+        while(1)
+        {
+            Thread::signal_wait(Activate_Flag);
+            idx++;
+            printf("\033[2J"); // Clear screen
+            printf("\033[H"); //  Home Position
+            printf("**********Sample %d**********\n", idx);          
+            printf("SW1: %d\tSW2: %d\n\r", SW1.read(), SW2.read());    
+            printf("LDR: %f\n\r", adcIn.read()*4095);
+            float temp = sensor.getTemperature();
+            float pressure = sensor.getPressure();
+            #ifdef BME
+            float humidity = sensor.getHumidity();
+            #endif
+            printf("Temperature: %5.1f\n", temp);
+            printf("Pressure: %5.1f\n", pressure);
+            #ifdef BME
+            printf("Pressure: %5.1f\n", humidity);
+            #endif
+            puts("**********POST END**********");  
+        } 
+    }
+        
+    Sampler() 
+    {                     //Constructor 
+        // IDs
+        osThreadId idMain;
+        osThreadId idSample;
+        idMain = osThreadGetId();   // CMSIS RTOS Call
+        idSample = t1.gettid();     // Assign the id to the thread handle (Check this)
+        t1.start(samplingThread);   // Start the sampling thread
+        //NVIC_SetPriority(TIMER0_IRQn,osPriorityHigh);     // Uncomment for priority setting in the NVIC
+    } 
+    //Destructor - should the instance go out of scope, this is called
+    ~Sampler() 
+    {
+        t.detach();
+    }
+};
\ No newline at end of file