Diff: test_ehp_reg.cpp

Revision:

0:be95bfb06686

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test_ehp_reg.cpp	Mon Jan 17 13:20:09 2022 +0000
@@ -0,0 +1,153 @@
+#include "test_ehp_reg.h"
+#include "main_init.h"
+#include "mbed.h"
+
+#define EHP_BUFF_SIZE 1001
+
+test_ehp_reg::test_ehp_reg(PinName timerCapturePin, PinName adcCapturePin)
+: test_vector(timerCapturePin, rise_fall, EHP_BUFF_SIZE), _interruptTrigger(adcCapturePin)
+{}
+
+void test_ehp_reg::_handleADCTriggerPinRiseIRQ() 
+{
+    
+    _ADC_temp = _readADC();  /* sample ADC as quick as possible*/
+    if(_ADC_idx <= EHP_BUFF_SIZE && !_ADCBufferFull) 
+    {
+        startTimer(); /*important! timer starts only the ADC trigger starts!!!!!! */
+        if(_ADC_idx == getPeriodIdx())
+        {
+            _ADCperiodInSync = true;
+            led4 = 1;
+            _ptr_ADC_arr[_ADC_idx] = _ADC_temp;
+            /* re-assemble last result together with last captured non-flat+period*/
+             _ptr_ADC_arr[_ADC_idx-1] = _ptr_ADC_arr[_ADC_idx-1] + (getCurrentTimerBufferValue() << 16); /* test */
+        }
+        else
+        {
+            _ADCperiodInSync = false;
+            led4 = 0;
+        }
+        _ADC_idx++;
+        _ADCBufferFull = false;
+        
+    }
+    else
+    {
+        _ADCBufferFull = true; 
+        led4 = 0;  
+    }
+}
+
+bool test_ehp_reg::_getADCBufferFull()
+{
+    return _ADCBufferFull;
+} 
+
+
+void test_ehp_reg::configure()
+{
+    /******************
+    GPIO input to capture ADC.
+    IO arrangement
+    
+    mbed_pin30 -> p0.4  -> ADC_OUT[0]
+    mbed_pin29 -> p0.5  -> ADC_OUT[1]
+    mbed_pin8  -> p0.6  -> ADC_OUT[2]
+    mbed_pin7  -> p0.7  -> ADC_OUT[3]
+    mbed_pin6  -> p0.8  -> ADC_OUT[4]
+    mbed_pin5  -> p0.9  -> ADC_OUT[5]
+    mbed_pin13 -> p0.15 -> ADC_OUT[6]
+    mbed_pin14 -> p0.16 -> ADC_OUT[7]
+    mbed_pin12 -> p0.17 -> ADC_OUT[8]
+    mbed_pin11 -> p0.18 -> ADC_OUT[9]
+    mbed_pin17 -> p0.25 -> ADC_OUT[10]
+    mbed_pin18 -> p0.26 -> ADC_OUT[11]
+    *******************/
+    
+    /****Set the port to GPIO***/
+    /*p0.4 p0.5 p0.6 p0.7 p0.8 p0.9 p0.15*/
+    LPC_PINCON->PINSEL0 &= ~( (3UL << 8 ) | (3UL << 10) | (3UL << 12) | (3UL << 14) |
+                              (3UL << 16) | (3UL << 18) | (3UL << 30) ); 
+    /*p0.16 p0.17 p0.18  p0.25 p0.26*/
+    LPC_PINCON->PINSEL1 &= ~( (3UL << 0) | (3UL << 2) | (3UL << 4) |  (3UL << 18) | (3UL << 20) );
+    
+    /****Set the GPIO as input***/
+    LPC_GPIO0->FIODIR &= ~( (1UL << 4)  | (1UL << 5)   | (1UL << 6)  | (1UL << 7)  |
+                            (1UL << 8)  | (1UL << 9)   | (1UL << 15) | (1UL << 16) |
+                            (1UL << 17) | (1UL << 18)  | (1UL << 25) | (1UL << 26) );
+    
+    _ptr_ADC_arr = new uint32_t[EHP_BUFF_SIZE]; 
+    _ADC_idx = 0;
+    _ADCBufferFull = false;
+    _ADCperiodInSync = false;
+    
+    setUpTimerBuffer();
+    configureTimer();
+    
+}
+
+
+uint32_t test_ehp_reg::_readADC()
+{
+
+    uint32_t ioRead;
+    uint32_t adcRead;
+    ioRead = LPC_GPIO0->FIOPIN;
+    adcRead =   ( ( ioRead & (1 << 4  ) ) >> 4  ) |
+                ( ( ioRead & (1 << 5  ) ) >> 4  ) |
+                ( ( ioRead & (1 << 6  ) ) >> 4  ) |
+                ( ( ioRead & (1 << 7  ) ) >> 4  ) |
+                ( ( ioRead & (1 << 8  ) ) >> 4  ) |
+                ( ( ioRead & (1 << 9  ) ) >> 4  ) |
+                ( ( ioRead & (1 << 15 ) ) >> 9  ) |
+                ( ( ioRead & (1 << 16 ) ) >> 9  ) |
+                ( ( ioRead & (1 << 17 ) ) >> 9  ) |
+                ( ( ioRead & (1 << 18 ) ) >> 9  ) |
+                ( ( ioRead & (1 << 25 ) ) >> 15 ) |
+                ( ( ioRead & (1 << 26 ) ) >> 15 ) ;
+    return adcRead;
+} 
+
+void test_ehp_reg::run() 
+{
+    _interruptTrigger.rise(callback(this, &test_ehp_reg::_handleADCTriggerPinRiseIRQ)); /* rising edge IRQ routine enbale*/
+    while( (!_getADCBufferFull()) || (!getTimerBufferFull()))
+    {
+        ;
+    }
+}
+
+void test_ehp_reg::stop() 
+{
+    stopTimer();
+    _interruptTrigger.rise(NULL); /*disable pin interrupt*/
+//    led4 = 0;   
+}
+
+void test_ehp_reg::release()
+{
+    releaseTimerBuffer();
+    if( _ptr_ADC_arr != NULL)  
+    {
+        delete []_ptr_ADC_arr;
+        _ptr_ADC_arr = NULL;
+    }
+}
+    
+uint32_t* test_ehp_reg::getResult()
+{
+//    return getTimerBufferPointer();
+    return _ptr_ADC_arr;
+    
+}
+
+uint32_t test_ehp_reg::getBufferSize()
+{
+    return EHP_BUFF_SIZE;
+}
+
+char* test_ehp_reg::getResultStatus() 
+{
+    return "Test PASS!!!";
+}
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