Sketch for plotting an analog input on a MicroView arduino

MicroViewPlotPixel.ino

#include <MicroView.h>

const int PLOT_PIN = 0;
int readingHistory[64];
int currentIndex = 0;


void setup() {
  // put your setup code here, to run once:
  uView.begin();
  uView.clear(PAGE);

  uView.print("\nready.");
  uView.display();
  delay(1000);
  Serial.begin(9600);
}

void loop() {
  // Read analog pin and update history
  long reading = analogRead(PLOT_PIN);
  reading =  (reading * 48) / 1024;
  readingHistory[currentIndex] = reading;
  currentIndex = (currentIndex + 1) % 64;

  // update the plot
  uView.clear(PAGE);
  for (int i = 0; i < 64; i++) {
    uView.pixel(i, 48 - readingHistory[i]);
  }
  uView.display();
  Serial.println(reading);
  delay(5);
}