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Merge pull request #205 from Infineon/24Ghz-radar
24 ghz radar into develop to fix Radar library example errors
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123 changes: 123 additions & 0 deletions
123
...lsed-Doppler-Radar/examples/Radar_Pulsed_Doppler_plotter/Radar_Pulsed_Doppler_plotter.ino
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| #include <IFXRadarPulsedDoppler.h> | ||
| #include <LED.h> | ||
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| // IFX Radar Pulsed Doppler Object | ||
| IFXRadarPulsedDoppler radarDev; | ||
| LED Led; | ||
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| void myErrorCallback(uint32_t error) | ||
| { | ||
| Serial.print("--- ERROR: 0x"); | ||
| Serial.println( error, HEX); | ||
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| Led.On( LED_GREEN ); | ||
| Led.On( LED_RED ); | ||
| Led.On( LED_BLUE ); | ||
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| while( 1 ) | ||
| ; | ||
| } | ||
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| void myResultCallback(void) | ||
| { | ||
| uint8_t targetDirection = radarDev.getDirection(); | ||
| if(targetDirection == 1) | ||
| { | ||
| // turn on Red LED for departing target | ||
| Led.Off( LED_GREEN ); | ||
| Led.On( LED_RED ); | ||
| Led.Off( LED_BLUE ); | ||
| } | ||
| else if(targetDirection == 2) | ||
| { | ||
| // turn on Green LED for approaching target | ||
| Led.On( LED_GREEN ); | ||
| Led.Off( LED_RED ); | ||
| Led.Off( LED_BLUE ); | ||
| } | ||
| else if(radarDev.targetAvailable() == true) | ||
| { | ||
| // turn on Blue LED for just normal motion with no meaningful direction | ||
| Led.Off( LED_GREEN ); | ||
| Led.Off( LED_RED ); | ||
| Led.On( LED_BLUE ); | ||
| } | ||
| else | ||
| { | ||
| // turn off LEDs for no motion | ||
| Led.Off( LED_GREEN ); | ||
| Led.Off( LED_RED ); | ||
| Led.Off( LED_BLUE ); | ||
| } | ||
| } | ||
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| float raw_i[256]; | ||
| float raw_q[256]; | ||
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| void myRawDataCallback( raw_data_context_t context ) | ||
| { | ||
| uint32_t frameCnt = radarDev.getRawDataFrameCount( context ); | ||
| uint16_t numSamples = radarDev.getNumRawDataSamples( context ); | ||
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| radarDev.getRawData( context, raw_i, raw_q, 256 ); | ||
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| for( uint32_t i = 0; i < numSamples; i++ ) | ||
| { | ||
| Serial.print( raw_i[i] ); | ||
| Serial.print("\t"); | ||
| Serial.print( raw_q[i] ); | ||
| Serial.println( "" ); | ||
| } | ||
| } | ||
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| void setup() { | ||
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| Led.Add( LED_RED ); | ||
| Led.Add( LED_GREEN ); | ||
| Led.Add( LED_BLUE ); | ||
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| Led.Off( LED_RED ); | ||
| Led.Off( LED_GREEN ); | ||
| Led.Off( LED_BLUE ); | ||
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| Serial.begin(500000); //This baudrate is required to show continuous wave on serial plotter, at minimum framerate (continuous sampling!) | ||
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| radarDev.registerResultCallback(myResultCallback); | ||
| radarDev.registerErrorCallback(myErrorCallback); | ||
| radarDev.registerRawDataCallback(myRawDataCallback ); // register a handler to receive raw data | ||
| //radarDev.enableAlgoProcessing( false ); // set to false to disables the lib internal radar algo processing | ||
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| radarDev.initHW(); | ||
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| // start the radarDevice, to read the default parameter | ||
| radarDev.begin(); | ||
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| // set minimum Frame period, to get continuous sampling of data, a skip count is required to remove the transient | ||
| // in analog baseband after frame pause | ||
| // set skip count to zero, in countinuous mode there is not transient that needs to be skipped. | ||
| radarDev.setSkipSamples( 0 ); | ||
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| // read minimum possible Frame period (after setting skip count!) | ||
| uint32_t minFramePeriod = radarDev.getMinFramePeriod(); | ||
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| // stop the device to change parameters | ||
| radarDev.end(); | ||
| radarDev.setFramePeriod( minFramePeriod ); | ||
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| // legend for Serial Plotter: | ||
| Serial.print("I-Signal\tQ-Signal-"); | ||
| Serial.println(minFramePeriod); | ||
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| // Restart the radar device | ||
| radarDev.begin(); | ||
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| } | ||
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| void loop() { | ||
| // put your main code here, to run repeatedly: | ||
| radarDev.run(); | ||
| } | ||
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