Tutorial for Arduino Beginners PART IV

1int UD;
2int LR ;
3int button=4;
4
5#include "LedControl.h"  
6LedControl lc=LedControl(10,12,11,0);
7
8void setup() {
9  Serial.begin(9600);
10  lc.shutdown(0,false);
11  lc.setIntensity(0,8);
12  lc.clearDisplay(0);
13  pinMode(button, INPUT); 
14  digitalWrite(button, HIGH); 
15
16}
17
18void  loop() {
19  UD = analogRead(A1); 
20  LR = analogRead(A0);  
21  int state=digitalRead(button);  
22  )
23  char x_translate = map(LR, 0,1023, 0, 7); 
24  char y_translate =  map(UD, 0,1023, 7, 0);
25
26  Serial.print ("Button=");
27  Serial.print(state,  DEC);
28  Serial.print(", UD = ");
29  Serial.print(UD, DEC);
30  Serial.print(",  LR = ");
31  Serial.print(LR, DEC);
32  Serial.print(", x = ");
33  Serial.print(x_translate,  DEC); 
34  Serial.print(", y = ");
35  Serial.println(y_translate, DEC); 
36  
37     
38    lc.clearDisplay(0);
39    lc.setLed(0,x_translate,y_translate,true);  
40    if (state==1){
41    lc.setLed(0,x_translate,y_translate,true); 
42    }
43    else {
44    lc.setLed(0,x_translate,y_translate,false); 
45    }
46   
47  delay(150); 
48}