MEMS cvičenie 1

• Príklad na pripojenie analógového senzora: http://ap.urpi.fei.stuba.sk/sensorwiki/index.php/Acrob007
• Riadiaca doska Acrob http://ap.urpi.fei.stuba.sk/sensorwiki/index.php/Acrob
• Arduino homepage https://www.arduino.cc/

#define SerialSpeed 9600   //typical values are 9600 or 115200
#define SampFrequency 10   //sampling frequency in Hz (cycles per second)
#define positionSensor 5        //define your pin here
 
int mDelay;
int adcValue;
float outputValue;

void setup()
{
 Serial.begin(SerialSpeed);
 mDelay = 1000/SampFrequency; //calculate delay for proper sampling rate
}
 
void loop()
{
 adcValue = analogRead(positionSensor);
 /*  =============================================== */
 outputValue = adcValue;   // replace this line with your code 
 /*  =============================================== */
 Serial.print( outputValue ); //reads the analog port and prints value over serial
 Serial.print('\r');
 delay(mDelay); //delay in milliseconds

}

Odovzdať:

• Chyby podľa EN 60 770
  • Nepresnosť
  • Meraná chyba
  • Nelinearita
  • Hysteréza
  • Neopakovateľnosť
• Graf 1: prevodová charakteristika
• Graf 2: chybové krivky (viď obr.)

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