Smoothing analog sensor values - Versionsgeschichte

HannahPernerWilson am 19. Januar 2024 um 12:33 Uhr

2024-01-19T12:33:48Z

← Nächstältere Version		Version vom 19. Januar 2024, 12:33 Uhr
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	If the sensor value on your analog pin has some unwanted amplitudes, you can smooth it with some tricks.		If the sensor value on your analog pin has some unwanted amplitudes, you can smooth it with some tricks.

	==smoothing analog sensor values #1==		==trick#1) smoothing analog sensor values==
	Tremors can come from fluctuating power supply, interference or a circuit inside the Arduino chip.		Tremors can come from fluctuating power supply, interference or a circuit inside the Arduino chip.

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	</source>		</source>

	==smoothing analog sensor values #2: running average==		==trick#2) smoothing analog sensor values #2: running average==
	To smooth your sensor value, a simple line of code you can add to calculate the running average is:		To smooth your sensor value, a simple line of code you can add to calculate the running average is:

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	>> https://www.kobakant.at/DIY/?p=7968		>> https://www.kobakant.at/DIY/?p=7968

	==smoothing library==		==trick#3) smoothing library==
	"RunningAverage"		"RunningAverage"

	https://www.arduino.cc/reference/en/libraries/runningaverage/		https://www.arduino.cc/reference/en/libraries/runningaverage/

2024-01-19T12:33:00Z

← Nächstältere Version		Version vom 19. Januar 2024, 12:33 Uhr
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	==smoothing analog sensor values #2: running average==		==smoothing analog sensor values #2: running average==
	To smooth your sensor value, a simple line of code you can add to calculate the running average is:		To smooth your sensor value, a simple line of code you can add to calculate the running average is:

	averageSensorValue = (averageSensorValue * (average-1) + currentSensorValue) / average;		averageSensorValue = (averageSensorValue * (average-1) + currentSensorValue) / average;

	>> https://www.kobakant.at/DIY/?p=7968		>> https://www.kobakant.at/DIY/?p=7968

			==smoothing library==
			"RunningAverage"

			https://www.arduino.cc/reference/en/libraries/runningaverage/

2022-05-24T14:31:08Z

← Nächstältere Version		Version vom 24. Mai 2022, 14:31 Uhr
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	To smooth your sensor value, a simple line of code you can add to calculate the running average is:		To smooth your sensor value, a simple line of code you can add to calculate the running average is:
	averageSensorValue = (averageSensorValue * (average-1) + currentSensorValue) / average;		averageSensorValue = (averageSensorValue * (average-1) + currentSensorValue) / average;

			>> https://www.kobakant.at/DIY/?p=7968

2022-05-24T14:30:46Z

← Nächstältere Version		Version vom 24. Mai 2022, 14:30 Uhr
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	<source lang="js" line start="2" highlight="4-6">		<source lang="js" line start="2" highlight="4-6">

	int sensorValue ~~= 0~~;		int sensorValue;

	void setup(){		void setup(){
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	==smoothing analog sensor values #2: running average==		==smoothing analog sensor values #2: running average==
			To smooth your sensor value, a simple line of code you can add to calculate the running average is:
			averageSensorValue = (averageSensorValue * (average-1) + currentSensorValue) / average;

2022-05-24T14:29:06Z

← Nächstältere Version		Version vom 24. Mai 2022, 14:29 Uhr
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	</source>		</source>

	==smoothing analog sensor values #2==		==smoothing analog sensor values #2: running average==
	==running average==

2022-05-24T14:28:40Z

← Nächstältere Version		Version vom 24. Mai 2022, 14:28 Uhr
Zeile 1:		Zeile 1:
	If the sensor value on your analog pin has some unwanted amplitudes, you can smooth it with some tricks.		If the sensor value on your analog pin has some unwanted amplitudes, you can smooth it with some tricks.

	=smoothing analog sensor values #1 =		==smoothing analog sensor values #1==
	Tremors can come from fluctuating power supply, interference or a circuit inside the Arduino chip.		Tremors can come from fluctuating power supply, interference or a circuit inside the Arduino chip.

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	</source>		</source>

			==smoothing analog sensor values #2==
			==running average==

2022-05-24T14:26:39Z

← Nächstältere Version		Version vom 24. Mai 2022, 14:26 Uhr
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	void loop(){		void loop(){
	sensorValue = analogRead(A0);		sensorValue = analogRead(A0);
	smoothValue = 0.6 + smoothValue + 0.4 * sensorValue;		smoothValue = 0.6 * smoothValue + 0.4 * sensorValue; //you can tray with the values you multiply. It is just always under 1
	Serial.print(sensorValue);		Serial.print(sensorValue);
	Serial.print("\t"); //TAB		Serial.print("\t"); //TAB

2022-05-24T14:24:18Z

← Nächstältere Version		Version vom 24. Mai 2022, 14:24 Uhr
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	>> https://www.youtube.com/watch?v=AsQ4G1lckhY		>> https://www.youtube.com/watch?v=AsQ4G1lckhY

	</source>		<source lang="js" line start="2" highlight="4-6">

	int sensorValue = 0;		int sensorValue = 0;

2022-05-24T14:22:54Z

← Nächstältere Version		Version vom 24. Mai 2022, 14:22 Uhr
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	>> https://www.youtube.com/watch?v=AsQ4G1lckhY		>> https://www.youtube.com/watch?v=AsQ4G1lckhY

			</source>
			int sensorValue = 0;

			void setup(){
			Serial.begin(9600);
			}

			void loop(){
			sensorValue = analogRead(A0);
			smoothValue = 0.6 + smoothValue + 0.4 * sensorValue;
			Serial.print(sensorValue);
			Serial.print("\t"); //TAB
			Serial.print(smoothValue);
			}

			</source>

2022-05-24T14:16:55Z

smooth out sensor values

← Nächstältere Version		Version vom 24. Mai 2022, 14:16 Uhr
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	If the sensor value on your analog pin has some unwanted amplitudes, you can smooth it with some tricks.		If the sensor value on your analog pin has some unwanted amplitudes, you can smooth it with some tricks.

	=~~smooth out~~ sensor values=		=smoothing analog sensor values #1 =
	Tremors can come from fluctuating power supply, interference or a circuit inside the Arduino chip.		Tremors can come from fluctuating power supply, interference or a circuit inside the Arduino chip.

	In this example, we simply take a portion of the new measurement and combine it with a portion of the value measured last time. The part of the old value is always a bit bigger than the new value and so the new value influences the measurement but we overwrite the tremor.		In this example, we simply take a portion of the new measurement and combine it with a portion of the value measured last time. The part of the old value is always a bit bigger than the new value and so the new value influences the measurement but we overwrite the tremor.

			>> https://www.youtube.com/watch?v=AsQ4G1lckhY