Klagarge/RealtimeOscilloscope
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display adc measure with provided app

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This commit is contained in:
Rémi Heredero
2024-01-13 19:15:56 +01:00
parent 65ff5de90f
commit bf3d58a8d0
5 changed files with 112 additions and 12 deletions
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6
src/app/factory.cpp
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@@ -6,6 +6,9 @@
extern "C" TIM_HandleTypeDef htim1; // Defined in main.c
extern "C" ADC_HandleTypeDef hadc3; // Defined in main.c
extern "C" uint16_t adcValuesBuffer[ADC_VALUES_BUFFER_SIZE];
extern "C" int ADCBufferIndex;
oscilloscope::Controller Factory::_oscilloscopeController;
oscilloscope::Gui Factory::_gui;
external::FrequencyGenerator Factory::_fgen;
@@ -34,8 +37,7 @@ void Factory::initialize()
Trace::out("---------------------------------------------");
Trace::out("Initializing...");
// TODO: Uncomment code line below in order to call OscilloscopeController's initialize() method
// getOscilloscopeController().initialize(getGui(), adcValuesBuffer, ADC_VALUES_BUFFER_SIZE);
getOscilloscopeController().initialize(getGui(), adcValuesBuffer, ADC_VALUES_BUFFER_SIZE);
getFrequencyGenerator().initialize();
getFreqGenController().initialize(getGui());
#if (TOUCHGFX_BAREMETAL != 0)

2
src/app/factory.h
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@@ -18,6 +18,8 @@
#include "board/buttonscontroller.h"
using external::FrequencyGenerator;
#define ADC_VALUES_BUFFER_SIZE 8000
/**
* @brief Factory creating all objects/components and relations between them.
*/

17
src/app/oscilloscopecontroller.cpp
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@@ -108,9 +108,20 @@ void Controller::onCheckBoxTriggerCheckState(bool checked)
GEN(evCheckBoxTrigger(checked, CHECK_BOX_TRIGGER_ID));
}
void Controller::doShowAnalogSignal()
{
// TODO: Call gui().drawGraphPoints() with the appropriate data.
void Controller::doShowAnalogSignal() {
/*
* 460px for 8 div
* fs = 100kHz => 100 samples/ms
* 500 us/div => 400 samples => scale = 400/460 = 0,870
* 1 ms/div => 800 samples => scale = 800/460 = 1,739
* 2 ms/div => 1600 samples => scale = 1600/460 = 3,478
* 5 ms/div => 4000 samples => scale = 4000/460 = 8,696
* 10 ms/div => 8000 samples => scale = 8000/460 = 17,391
*/
static float scales[7] = {0.87,0.87,1.739,3.478,8.696,17.391,17.391};
float scale = scales[this->_tdivValue];
gui().drawGraphPoints(_adcValuesBuffer, _adcValuesBufferSize, scale);
}
void Controller::doButtonTimePlusPressed()