Arduino as an Oscilloscope

Yes an Arduino can be used as Oscilloscope without any additional hardware. Burn this code to Arduino const int probePin = A0;   void setup() { //Setup serial connection Serial.begin(9600); }   void loop() { //Read analog pin int val = analogRead(probePin);   //Write analog value to serial port: Serial.write( 0xff ); //can be skipped… Continue reading Arduino as an Oscilloscope