Smart Chessboard - Reed Switch System

It will show you the ways the pawn can move. Or if you move with Knight, it will draw you an "L". So you will never forget

Nov 6, 2020

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1 respects

Devices & Components

Arduino Mega 2560 Rev3

WS2812 Addressable LED Strip

Reed Switch, SPST-NO

Hardware & Tools

PCB Holder, Soldering Iron

Solder Wire, Lead Free

Soldering iron (generic)

Project description

Code

Arduino code

arduino

1#include <FastLED.h>
2
3
4#define NUM_LEDS 64
5
6#define DATA_PIN   10
7
8 byte i=0;
9
10CRGB leds[NUM_LEDS];
11void setup()
12{
13 
14  FastLED.addLeds<WS2812B,   DATA_PIN, RGB>(leds, NUM_LEDS);
15 
16  for(byte i=2;i<10;i++)
17  {
18  pinMode(i,   OUTPUT);
19  }
20  for(byte i=14;i<22;i++)
21  {
22  pinMode(i, INPUT);
23   }
24 
25}
26
27void loop()
28{
29   for(byte i=0;i<64;i++)
30  {
31  leds[i]   = CRGB::White;
32  FastLED.show();
33 
34  }
35 
36  digitalWrite(2,HIGH);
37   digitalWrite(3,LOW);
38  digitalWrite(4,LOW);
39  digitalWrite(5,LOW);
40  digitalWrite(6,LOW);
41   digitalWrite(7,LOW);
42  digitalWrite(8,LOW);
43  digitalWrite(9,LOW);
44 
45    if(digitalRead(14)==HIGH)
46  {
47   i=0;
48  }
49   if(digitalRead(15)==HIGH)
50   {
51    i=1;
52  }
53   if(digitalRead(16)==HIGH)
54  {
55    i=2;
56  }
57   if(digitalRead(17)==HIGH)
58  {
59    i=3;
60  }
61  if(digitalRead(18)==HIGH)
62   {
63    i=4;
64  }
65  if(digitalRead(19)==HIGH)
66  {
67    i=5;
68  }
69   if(digitalRead(20)==HIGH)
70  {
71    i=6;
72  }
73  if(digitalRead(21)==HIGH)
74   {
75    i=7;
76  }
77 digitalWrite(2,LOW);
78  digitalWrite(3,LOW);
79  digitalWrite(4,HIGH);
80   digitalWrite(5,LOW);
81  digitalWrite(6,LOW);
82  digitalWrite(7,LOW);
83  digitalWrite(8,LOW);
84   digitalWrite(9,LOW);
85 
86   if(digitalRead(14)==HIGH)
87  {
88   i=16;
89   }
90   if(digitalRead(15)==HIGH)
91  {
92    i=17;
93  }
94   if(digitalRead(16)==HIGH)
95   {
96    i=18;
97  }
98  if(digitalRead(17)==HIGH)
99  {
100    i=19;
101  }
102   if(digitalRead(18)==HIGH)
103  {
104    i=20;
105  }
106  if(digitalRead(19)==HIGH)
107   {
108    i=21;
109  }
110  if(digitalRead(20)==HIGH)
111  {
112    i=22;
113  }
114   if(digitalRead(21)==HIGH)
115  {
116    i=23;
117  }
118
119
120
121
122 
123     leds[i] = CRGB::Red;
124  FastLED.show();
125  delay(500);
126 
127  leds[i]   = CRGB::Black;
128  FastLED.show();
129  delay(500);
130   
131 
132 
133   
134   
135}

#include <FastLED.h>


#define NUM_LEDS 64

#define DATA_PIN   10

 byte i=0;

CRGB leds[NUM_LEDS];
void setup()
{
 
  FastLED.addLeds<WS2812B,   DATA_PIN, RGB>(leds, NUM_LEDS);
 
  for(byte i=2;i<10;i++)
  {
  pinMode(i,   OUTPUT);
  }
  for(byte i=14;i<22;i++)
  {
  pinMode(i, INPUT);
   }
 
}

void loop()
{
   for(byte i=0;i<64;i++)
  {
  leds[i]   = CRGB::White;
  FastLED.show();
 
  }
 
  digitalWrite(2,HIGH);
   digitalWrite(3,LOW);
  digitalWrite(4,LOW);
  digitalWrite(5,LOW);
  digitalWrite(6,LOW);
   digitalWrite(7,LOW);
  digitalWrite(8,LOW);
  digitalWrite(9,LOW);
 
    if(digitalRead(14)==HIGH)
  {
   i=0;
  }
   if(digitalRead(15)==HIGH)
   {
    i=1;
  }
   if(digitalRead(16)==HIGH)
  {
    i=2;
  }
   if(digitalRead(17)==HIGH)
  {
    i=3;
  }
  if(digitalRead(18)==HIGH)
   {
    i=4;
  }
  if(digitalRead(19)==HIGH)
  {
    i=5;
  }
   if(digitalRead(20)==HIGH)
  {
    i=6;
  }
  if(digitalRead(21)==HIGH)
   {
    i=7;
  }
 digitalWrite(2,LOW);
  digitalWrite(3,LOW);
  digitalWrite(4,HIGH);
   digitalWrite(5,LOW);
  digitalWrite(6,LOW);
  digitalWrite(7,LOW);
  digitalWrite(8,LOW);
   digitalWrite(9,LOW);
 
   if(digitalRead(14)==HIGH)
  {
   i=16;
   }
   if(digitalRead(15)==HIGH)
  {
    i=17;
  }
   if(digitalRead(16)==HIGH)
   {
    i=18;
  }
  if(digitalRead(17)==HIGH)
  {
    i=19;
  }
   if(digitalRead(18)==HIGH)
  {
    i=20;
  }
  if(digitalRead(19)==HIGH)
   {
    i=21;
  }
  if(digitalRead(20)==HIGH)
  {
    i=22;
  }
   if(digitalRead(21)==HIGH)
  {
    i=23;
  }




 
     leds[i] = CRGB::Red;
  FastLED.show();
  delay(500);
 
  leds[i]   = CRGB::Black;
  FastLED.show();
  delay(500);
   
 
 
   
   
}

Arduino code

arduino

1#include <FastLED.h>
2
3
4#define NUM_LEDS 64
5
6#define DATA_PIN  10
7
8 byte i=0;
9
10CRGB leds[NUM_LEDS];
11void setup()
12{
13 
14  FastLED.addLeds<WS2812B,  DATA_PIN, RGB>(leds, NUM_LEDS);
15 
16  for(byte i=2;i<10;i++)
17  {
18  pinMode(i,  OUTPUT);
19  }
20  for(byte i=14;i<22;i++)
21  {
22  pinMode(i, INPUT);
23  }
24 
25}
26
27void loop()
28{
29   for(byte i=0;i<64;i++)
30  {
31  leds[i]  = CRGB::White;
32  FastLED.show();
33 
34  }
35 
36  digitalWrite(2,HIGH);
37  digitalWrite(3,LOW);
38  digitalWrite(4,LOW);
39  digitalWrite(5,LOW);
40  digitalWrite(6,LOW);
41  digitalWrite(7,LOW);
42  digitalWrite(8,LOW);
43  digitalWrite(9,LOW);
44 
45   if(digitalRead(14)==HIGH)
46  {
47   i=0;
48  }
49   if(digitalRead(15)==HIGH)
50  {
51    i=1;
52  }
53   if(digitalRead(16)==HIGH)
54  {
55    i=2;
56  }
57  if(digitalRead(17)==HIGH)
58  {
59    i=3;
60  }
61  if(digitalRead(18)==HIGH)
62  {
63    i=4;
64  }
65  if(digitalRead(19)==HIGH)
66  {
67    i=5;
68  }
69  if(digitalRead(20)==HIGH)
70  {
71    i=6;
72  }
73  if(digitalRead(21)==HIGH)
74  {
75    i=7;
76  }
77 digitalWrite(2,LOW);
78  digitalWrite(3,LOW);
79  digitalWrite(4,HIGH);
80  digitalWrite(5,LOW);
81  digitalWrite(6,LOW);
82  digitalWrite(7,LOW);
83  digitalWrite(8,LOW);
84  digitalWrite(9,LOW);
85 
86   if(digitalRead(14)==HIGH)
87  {
88   i=16;
89  }
90   if(digitalRead(15)==HIGH)
91  {
92    i=17;
93  }
94   if(digitalRead(16)==HIGH)
95  {
96    i=18;
97  }
98  if(digitalRead(17)==HIGH)
99  {
100    i=19;
101  }
102  if(digitalRead(18)==HIGH)
103  {
104    i=20;
105  }
106  if(digitalRead(19)==HIGH)
107  {
108    i=21;
109  }
110  if(digitalRead(20)==HIGH)
111  {
112    i=22;
113  }
114  if(digitalRead(21)==HIGH)
115  {
116    i=23;
117  }
118
119
120
121
122 
123    leds[i] = CRGB::Red;
124  FastLED.show();
125  delay(500);
126 
127  leds[i]  = CRGB::Black;
128  FastLED.show();
129  delay(500);
130   
131 
132 
133   
134  
135}

#include <FastLED.h>


#define NUM_LEDS 64

#define DATA_PIN  10

 byte i=0;

CRGB leds[NUM_LEDS];
void setup()
{
 
  FastLED.addLeds<WS2812B,  DATA_PIN, RGB>(leds, NUM_LEDS);
 
  for(byte i=2;i<10;i++)
  {
  pinMode(i,  OUTPUT);
  }
  for(byte i=14;i<22;i++)
  {
  pinMode(i, INPUT);
  }
 
}

void loop()
{
   for(byte i=0;i<64;i++)
  {
  leds[i]  = CRGB::White;
  FastLED.show();
 
  }
 
  digitalWrite(2,HIGH);
  digitalWrite(3,LOW);
  digitalWrite(4,LOW);
  digitalWrite(5,LOW);
  digitalWrite(6,LOW);
  digitalWrite(7,LOW);
  digitalWrite(8,LOW);
  digitalWrite(9,LOW);
 
   if(digitalRead(14)==HIGH)
  {
   i=0;
  }
   if(digitalRead(15)==HIGH)
  {
    i=1;
  }
   if(digitalRead(16)==HIGH)
  {
    i=2;
  }
  if(digitalRead(17)==HIGH)
  {
    i=3;
  }
  if(digitalRead(18)==HIGH)
  {
    i=4;
  }
  if(digitalRead(19)==HIGH)
  {
    i=5;
  }
  if(digitalRead(20)==HIGH)
  {
    i=6;
  }
  if(digitalRead(21)==HIGH)
  {
    i=7;
  }
 digitalWrite(2,LOW);
  digitalWrite(3,LOW);
  digitalWrite(4,HIGH);
  digitalWrite(5,LOW);
  digitalWrite(6,LOW);
  digitalWrite(7,LOW);
  digitalWrite(8,LOW);
  digitalWrite(9,LOW);
 
   if(digitalRead(14)==HIGH)
  {
   i=16;
  }
   if(digitalRead(15)==HIGH)
  {
    i=17;
  }
   if(digitalRead(16)==HIGH)
  {
    i=18;
  }
  if(digitalRead(17)==HIGH)
  {
    i=19;
  }
  if(digitalRead(18)==HIGH)
  {
    i=20;
  }
  if(digitalRead(19)==HIGH)
  {
    i=21;
  }
  if(digitalRead(20)==HIGH)
  {
    i=22;
  }
  if(digitalRead(21)==HIGH)
  {
    i=23;
  }




 
    leds[i] = CRGB::Red;
  FastLED.show();
  delay(500);
 
  leds[i]  = CRGB::Black;
  FastLED.show();
  delay(500);
   
 
 
   
  
}

Downloadable files

Elektronic Circuit

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