//************************************************************************
//* Fader
//*
//* (C) 2010 by Mark Sproul
//* Open source as per standard Arduino code
//************************************************************************
#include
#include
#include
#include
#include
#include "WProgram.h"
#include "HardwareSerial.h"
//these are our analog input pins
#define SLIDER1_PIN 2
#define SLIDER2_PIN 1
#define SLIDER3_PIN 0
short gFader1;
short gFader2;
short gFader3;
short gPrevFader1;
short gPrevFader2;
short gPrevFader3;
//************************************************************************
void GetFaderText(int faderValue, char *faderText, int maxLen)
{
int ii;
sprintf(faderText, "%4d ", faderValue);
for (ii=0; ii<(faderValue / 70); ii++)
{
strcat(faderText, "X");
}
//* put spaces after it so it fills up the line
while (strlen(faderText) < maxLen)
{
strcat(faderText, " ");
}
}
//************************************************************************
void UpdateFaderInfo()
{
char textString[48];
Serial.write(0x1B);
Serial.write('H');
GetFaderText(gFader1, textString, 19);
Serial.println(textString);
GetFaderText(gFader2, textString, 19);
Serial.println(textString);
GetFaderText(gFader3, textString, 19);
Serial.println(textString);
}
//************************************************************************
void setup()
{
int ii;
Serial.begin(9600);
Serial.println();
Serial.println("Fader");
gFader1 = 0;
gFader2 = 0;
gFader3 = 0;
}
//************************************************************************
void loop()
{
gFader1 = analogRead(SLIDER1_PIN);
gFader2 = analogRead(SLIDER2_PIN);
gFader3 = analogRead(SLIDER3_PIN);
if ((gFader1 != gPrevFader1) || (gFader2 != gPrevFader2) || (gFader3 != gPrevFader3))
{
UpdateFaderInfo();
gPrevFader1 = gFader1;
gPrevFader2 = gFader2;
gPrevFader3 = gFader3;
delay(200);
}
}
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