16x2 LCD Game with Arduino UNO

It's a small game where you use a pushbutton to jump over obstacles, when you touch an obstacle, it's game over...

Aug 24, 2019

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game

pushbutton

lcd

Components and supplies

Arduino Uno Rev3

Alphanumeric LCD, 16 x 2

Pushbutton switch 12mm

Breadboard (generic)

Jumper wires (generic)

Resistor 220 ohm

Apps and platforms

Arduino IDE

Project description

Code

Code LCD game

arduino

1#include <LiquidCrystal.h>
2
3#define PIN_BUTTON 2
4#define PIN_AUTOPLAY   1
5#define PIN_BUZZER 8
6#define PIN_READWRITE 10
7#define PIN_CONTRAST 13
8
9#define   SPRITE_RUN1 1
10#define SPRITE_RUN2 2
11#define SPRITE_JUMP 3
12#define SPRITE_JUMP_UPPER   '.'         // Use the '.' character for the head
13#define SPRITE_JUMP_LOWER 4
14#define   SPRITE_TERRAIN_EMPTY ' '      // User the ' ' character
15#define SPRITE_TERRAIN_SOLID   5
16#define SPRITE_TERRAIN_SOLID_RIGHT 6
17#define SPRITE_TERRAIN_SOLID_LEFT 7
18
19#define   HERO_HORIZONTAL_POSITION 1    // Horizontal position of hero on screen
20
21#define   TERRAIN_WIDTH 16
22#define TERRAIN_EMPTY 0
23#define TERRAIN_LOWER_BLOCK 1
24#define   TERRAIN_UPPER_BLOCK 2
25
26#define HERO_POSITION_OFF 0          // Hero is invisible
27#define   HERO_POSITION_RUN_LOWER_1 1  // Hero is running on lower row (pose 1)
28#define   HERO_POSITION_RUN_LOWER_2 2  //                              (pose 2)
29
30#define   HERO_POSITION_JUMP_1 3       // Starting a jump
31#define HERO_POSITION_JUMP_2   4       // Half-way up
32#define HERO_POSITION_JUMP_3 5       // Jump is on upper   row
33#define HERO_POSITION_JUMP_4 6       // Jump is on upper row
34#define HERO_POSITION_JUMP_5   7       // Jump is on upper row
35#define HERO_POSITION_JUMP_6 8       // Jump   is on upper row
36#define HERO_POSITION_JUMP_7 9       // Half-way down
37#define   HERO_POSITION_JUMP_8 10      // About to land
38
39#define HERO_POSITION_RUN_UPPER_1   11 // Hero is running on upper row (pose 1)
40#define HERO_POSITION_RUN_UPPER_2   12 //                              (pose 2)
41
42LiquidCrystal lcd(12, 11, 5,   4, 3, 7);
43static char terrainUpper[TERRAIN_WIDTH + 1];
44static char terrainLower[TERRAIN_WIDTH   + 1];
45static bool buttonPushed = false;
46
47void initializeGraphics(){
48   static byte graphics[] = {
49    // Run position 1
50    B01100,
51    B01100,
52     B00000,
53    B01110,
54    B11100,
55    B01100,
56    B11010,
57    B10011,
58     // Run position 2
59    B01100,
60    B01100,
61    B00000,
62    B01100,
63     B01100,
64    B01100,
65    B01100,
66    B01110,
67    // Jump
68    B01100,
69     B01100,
70    B00000,
71    B11110,
72    B01101,
73    B11111,
74    B10000,
75     B00000,
76    // Jump lower
77    B11110,
78    B01101,
79    B11111,
80     B10000,
81    B00000,
82    B00000,
83    B00000,
84    B00000,
85    //   Ground
86    B11111,
87    B11111,
88    B11111,
89    B11111,
90    B11111,
91     B11111,
92    B11111,
93    B11111,
94    // Ground right
95    B00011,
96     B00011,
97    B00011,
98    B00011,
99    B00011,
100    B00011,
101    B00011,
102     B00011,
103    // Ground left
104    B11000,
105    B11000,
106    B11000,
107     B11000,
108    B11000,
109    B11000,
110    B11000,
111    B11000,
112  };
113   int i;
114  // Skip using character 0, this allows lcd.print() to be used to
115   // quickly draw multiple characters
116  for (i = 0; i < 7; ++i) {
117	  lcd.createChar(i   + 1, &graphics[i * 8]);
118  }
119  for (i = 0; i < TERRAIN_WIDTH; ++i) {
120    terrainUpper[i]   = SPRITE_TERRAIN_EMPTY;
121    terrainLower[i] = SPRITE_TERRAIN_EMPTY;
122  }
123}
124
125//   Slide the terrain to the left in half-character increments
126//
127void advanceTerrain(char*   terrain, byte newTerrain){
128  for (int i = 0; i < TERRAIN_WIDTH; ++i) {
129    char   current = terrain[i];
130    char next = (i == TERRAIN_WIDTH-1) ? newTerrain : terrain[i+1];
131     switch (current){
132      case SPRITE_TERRAIN_EMPTY:
133        terrain[i]   = (next == SPRITE_TERRAIN_SOLID) ? SPRITE_TERRAIN_SOLID_RIGHT : SPRITE_TERRAIN_EMPTY;
134         break;
135      case SPRITE_TERRAIN_SOLID:
136        terrain[i] = (next   == SPRITE_TERRAIN_EMPTY) ? SPRITE_TERRAIN_SOLID_LEFT : SPRITE_TERRAIN_SOLID;
137         break;
138      case SPRITE_TERRAIN_SOLID_RIGHT:
139        terrain[i] =   SPRITE_TERRAIN_SOLID;
140        break;
141      case SPRITE_TERRAIN_SOLID_LEFT:
142         terrain[i] = SPRITE_TERRAIN_EMPTY;
143        break;
144    }
145  }
146}
147
148bool   drawHero(byte position, char* terrainUpper, char* terrainLower, unsigned int score)   {
149  bool collide = false;
150  char upperSave = terrainUpper[HERO_HORIZONTAL_POSITION];
151   char lowerSave = terrainLower[HERO_HORIZONTAL_POSITION];
152  byte upper, lower;
153   switch (position) {
154    case HERO_POSITION_OFF:
155      upper = lower = SPRITE_TERRAIN_EMPTY;
156       break;
157    case HERO_POSITION_RUN_LOWER_1:
158      upper = SPRITE_TERRAIN_EMPTY;
159       lower = SPRITE_RUN1;
160      break;
161    case HERO_POSITION_RUN_LOWER_2:
162       upper = SPRITE_TERRAIN_EMPTY;
163      lower = SPRITE_RUN2;
164      break;
165     case HERO_POSITION_JUMP_1:
166    case HERO_POSITION_JUMP_8:
167      upper   = SPRITE_TERRAIN_EMPTY;
168      lower = SPRITE_JUMP;
169      break;
170    case   HERO_POSITION_JUMP_2:
171    case HERO_POSITION_JUMP_7:
172      upper = SPRITE_JUMP_UPPER;
173       lower = SPRITE_JUMP_LOWER;
174      break;
175    case HERO_POSITION_JUMP_3:
176     case HERO_POSITION_JUMP_4:
177    case HERO_POSITION_JUMP_5:
178    case HERO_POSITION_JUMP_6:
179       upper = SPRITE_JUMP;
180      lower = SPRITE_TERRAIN_EMPTY;
181      break;
182     case HERO_POSITION_RUN_UPPER_1:
183      upper = SPRITE_RUN1;
184      lower   = SPRITE_TERRAIN_EMPTY;
185      break;
186    case HERO_POSITION_RUN_UPPER_2:
187       upper = SPRITE_RUN2;
188      lower = SPRITE_TERRAIN_EMPTY;
189      break;
190   }
191  if (upper != ' ') {
192    terrainUpper[HERO_HORIZONTAL_POSITION] = upper;
193     collide = (upperSave == SPRITE_TERRAIN_EMPTY) ? false : true;
194  }
195  if   (lower != ' ') {
196    terrainLower[HERO_HORIZONTAL_POSITION] = lower;
197    collide   |= (lowerSave == SPRITE_TERRAIN_EMPTY) ? false : true;
198  }
199  
200  byte digits   = (score > 9999) ? 5 : (score > 999) ? 4 : (score > 99) ? 3 : (score > 9) ? 2 :   1;
201  
202  // Draw the scene
203  terrainUpper[TERRAIN_WIDTH] = '\\0';
204  terrainLower[TERRAIN_WIDTH]   = '\\0';
205  char temp = terrainUpper[16-digits];
206  terrainUpper[16-digits]   = '\\0';
207  lcd.setCursor(0,0);
208  lcd.print(terrainUpper);
209  terrainUpper[16-digits]   = temp;  
210  lcd.setCursor(0,1);
211  lcd.print(terrainLower);
212  
213  lcd.setCursor(16   - digits,0);
214  lcd.print(score);
215
216  terrainUpper[HERO_HORIZONTAL_POSITION]   = upperSave;
217  terrainLower[HERO_HORIZONTAL_POSITION] = lowerSave;
218  return   collide;
219}
220
221// Handle the button push as an interrupt
222void buttonPush()   {
223  buttonPushed = true;
224}
225
226void setup(){
227  pinMode(PIN_READWRITE,   OUTPUT);
228  digitalWrite(PIN_READWRITE, LOW);
229  pinMode(PIN_CONTRAST, OUTPUT);
230   digitalWrite(PIN_CONTRAST, LOW);
231  pinMode(PIN_BUTTON, INPUT);
232  digitalWrite(PIN_BUTTON,   HIGH);
233  pinMode(PIN_AUTOPLAY, OUTPUT);
234  digitalWrite(PIN_AUTOPLAY, HIGH);
235   pinMode(PIN_BUZZER,OUTPUT);//initialize the buzzer pin as an output
236  digitalWrite(PIN_BUZZER,   LOW);
237  
238  // Digital pin 2 maps to interrupt 0
239  attachInterrupt(0/*PIN_BUTTON*/,   buttonPush, FALLING);
240  
241  initializeGraphics();
242  
243  lcd.begin(16,   2);
244}
245
246void loop(){
247  static byte heroPos = HERO_POSITION_RUN_LOWER_1;
248   static byte newTerrainType = TERRAIN_EMPTY;
249  static byte newTerrainDuration   = 1;
250  static bool playing = false;
251  static bool blink = false;
252  static   unsigned int distance = 0;
253  
254  if (!playing) {
255    drawHero((blink) ?   HERO_POSITION_OFF : heroPos, terrainUpper, terrainLower, distance >> 3);
256    if   (blink) {
257      lcd.setCursor(0,0);
258      lcd.print("Press Start");
259     }
260    delay(250);
261    blink = !blink;
262    if (buttonPushed) {
263       
264     
265     
266      initializeGraphics();
267      heroPos = HERO_POSITION_RUN_LOWER_1;
268       playing = true;
269      buttonPushed = false;
270      distance = 0;
271     }
272    return;
273  }
274
275  // Shift the terrain to the left
276  advanceTerrain(terrainLower,   newTerrainType == TERRAIN_LOWER_BLOCK ? SPRITE_TERRAIN_SOLID : SPRITE_TERRAIN_EMPTY);
277   advanceTerrain(terrainUpper, newTerrainType == TERRAIN_UPPER_BLOCK ? SPRITE_TERRAIN_SOLID   : SPRITE_TERRAIN_EMPTY);
278  
279  // Make new terrain to enter on the right
280   if (--newTerrainDuration == 0) {
281    if (newTerrainType == TERRAIN_EMPTY) {
282       newTerrainType = (random(3) == 0) ? TERRAIN_UPPER_BLOCK : TERRAIN_LOWER_BLOCK;
283       newTerrainDuration = 2 + random(10);
284    } else {
285      newTerrainType   = TERRAIN_EMPTY;
286      newTerrainDuration = 10 + random(10);
287    }
288  }
289     
290  if (buttonPushed) {
291    if (heroPos <= HERO_POSITION_RUN_LOWER_2) heroPos   = HERO_POSITION_JUMP_1;
292    buttonPushed = false;
293    digitalWrite(PIN_BUZZER,HIGH);   
294  }  
295
296  if (drawHero(heroPos, terrainUpper, terrainLower, distance >>   3)) {
297    playing = false; // The hero collided with something. Too bad.
298     for (int i = 0; i <= 2; i++) {
299      digitalWrite(PIN_BUZZER, HIGH);
300       delay(100);
301      digitalWrite(PIN_BUZZER, LOW);
302      delay(100);
303     }
304  } else {
305    if (heroPos == HERO_POSITION_RUN_LOWER_2 || heroPos ==   HERO_POSITION_JUMP_8) {
306      heroPos = HERO_POSITION_RUN_LOWER_1;
307    } else   if ((heroPos >= HERO_POSITION_JUMP_3 && heroPos <= HERO_POSITION_JUMP_5) && terrainLower[HERO_HORIZONTAL_POSITION]   != SPRITE_TERRAIN_EMPTY) {
308      heroPos = HERO_POSITION_RUN_UPPER_1;
309    }   else if (heroPos >= HERO_POSITION_RUN_UPPER_1 && terrainLower[HERO_HORIZONTAL_POSITION]   == SPRITE_TERRAIN_EMPTY) {
310      heroPos = HERO_POSITION_JUMP_5;
311    } else   if (heroPos == HERO_POSITION_RUN_UPPER_2) {
312      heroPos = HERO_POSITION_RUN_UPPER_1;
313     } else {
314      ++heroPos;
315    }
316    ++distance;
317    
318    digitalWrite(PIN_AUTOPLAY,   terrainLower[HERO_HORIZONTAL_POSITION + 2] == SPRITE_TERRAIN_EMPTY ? HIGH : LOW);
319   }
320  delay(100);
321  digitalWrite(PIN_BUZZER,LOW);
322}

#include <LiquidCrystal.h>

#define PIN_BUTTON 2
#define PIN_AUTOPLAY   1
#define PIN_BUZZER 8
#define PIN_READWRITE 10
#define PIN_CONTRAST 13

#define   SPRITE_RUN1 1
#define SPRITE_RUN2 2
#define SPRITE_JUMP 3
#define SPRITE_JUMP_UPPER   '.'         // Use the '.' character for the head
#define SPRITE_JUMP_LOWER 4
#define   SPRITE_TERRAIN_EMPTY ' '      // User the ' ' character
#define SPRITE_TERRAIN_SOLID   5
#define SPRITE_TERRAIN_SOLID_RIGHT 6
#define SPRITE_TERRAIN_SOLID_LEFT 7

#define   HERO_HORIZONTAL_POSITION 1    // Horizontal position of hero on screen

#define   TERRAIN_WIDTH 16
#define TERRAIN_EMPTY 0
#define TERRAIN_LOWER_BLOCK 1
#define   TERRAIN_UPPER_BLOCK 2

#define HERO_POSITION_OFF 0          // Hero is invisible
#define   HERO_POSITION_RUN_LOWER_1 1  // Hero is running on lower row (pose 1)
#define   HERO_POSITION_RUN_LOWER_2 2  //                              (pose 2)

#define   HERO_POSITION_JUMP_1 3       // Starting a jump
#define HERO_POSITION_JUMP_2   4       // Half-way up
#define HERO_POSITION_JUMP_3 5       // Jump is on upper   row
#define HERO_POSITION_JUMP_4 6       // Jump is on upper row
#define HERO_POSITION_JUMP_5   7       // Jump is on upper row
#define HERO_POSITION_JUMP_6 8       // Jump   is on upper row
#define HERO_POSITION_JUMP_7 9       // Half-way down
#define   HERO_POSITION_JUMP_8 10      // About to land

#define HERO_POSITION_RUN_UPPER_1   11 // Hero is running on upper row (pose 1)
#define HERO_POSITION_RUN_UPPER_2   12 //                              (pose 2)

LiquidCrystal lcd(12, 11, 5,   4, 3, 7);
static char terrainUpper[TERRAIN_WIDTH + 1];
static char terrainLower[TERRAIN_WIDTH   + 1];
static bool buttonPushed = false;

void initializeGraphics(){
   static byte graphics[] = {
    // Run position 1
    B01100,
    B01100,
     B00000,
    B01110,
    B11100,
    B01100,
    B11010,
    B10011,
     // Run position 2
    B01100,
    B01100,
    B00000,
    B01100,
     B01100,
    B01100,
    B01100,
    B01110,
    // Jump
    B01100,
     B01100,
    B00000,
    B11110,
    B01101,
    B11111,
    B10000,
     B00000,
    // Jump lower
    B11110,
    B01101,
    B11111,
     B10000,
    B00000,
    B00000,
    B00000,
    B00000,
    //   Ground
    B11111,
    B11111,
    B11111,
    B11111,
    B11111,
     B11111,
    B11111,
    B11111,
    // Ground right
    B00011,
     B00011,
    B00011,
    B00011,
    B00011,
    B00011,
    B00011,
     B00011,
    // Ground left
    B11000,
    B11000,
    B11000,
     B11000,
    B11000,
    B11000,
    B11000,
    B11000,
  };
   int i;
  // Skip using character 0, this allows lcd.print() to be used to
   // quickly draw multiple characters
  for (i = 0; i < 7; ++i) {
	  lcd.createChar(i   + 1, &graphics[i * 8]);
  }
  for (i = 0; i < TERRAIN_WIDTH; ++i) {
    terrainUpper[i]   = SPRITE_TERRAIN_EMPTY;
    terrainLower[i] = SPRITE_TERRAIN_EMPTY;
  }
}

//   Slide the terrain to the left in half-character increments
//
void advanceTerrain(char*   terrain, byte newTerrain){
  for (int i = 0; i < TERRAIN_WIDTH; ++i) {
    char   current = terrain[i];
    char next = (i == TERRAIN_WIDTH-1) ? newTerrain : terrain[i+1];
     switch (current){
      case SPRITE_TERRAIN_EMPTY:
        terrain[i]   = (next == SPRITE_TERRAIN_SOLID) ? SPRITE_TERRAIN_SOLID_RIGHT : SPRITE_TERRAIN_EMPTY;
         break;
      case SPRITE_TERRAIN_SOLID:
        terrain[i] = (next   == SPRITE_TERRAIN_EMPTY) ? SPRITE_TERRAIN_SOLID_LEFT : SPRITE_TERRAIN_SOLID;
         break;
      case SPRITE_TERRAIN_SOLID_RIGHT:
        terrain[i] =   SPRITE_TERRAIN_SOLID;
        break;
      case SPRITE_TERRAIN_SOLID_LEFT:
         terrain[i] = SPRITE_TERRAIN_EMPTY;
        break;
    }
  }
}

bool   drawHero(byte position, char* terrainUpper, char* terrainLower, unsigned int score)   {
  bool collide = false;
  char upperSave = terrainUpper[HERO_HORIZONTAL_POSITION];
   char lowerSave = terrainLower[HERO_HORIZONTAL_POSITION];
  byte upper, lower;
   switch (position) {
    case HERO_POSITION_OFF:
      upper = lower = SPRITE_TERRAIN_EMPTY;
       break;
    case HERO_POSITION_RUN_LOWER_1:
      upper = SPRITE_TERRAIN_EMPTY;
       lower = SPRITE_RUN1;
      break;
    case HERO_POSITION_RUN_LOWER_2:
       upper = SPRITE_TERRAIN_EMPTY;
      lower = SPRITE_RUN2;
      break;
     case HERO_POSITION_JUMP_1:
    case HERO_POSITION_JUMP_8:
      upper   = SPRITE_TERRAIN_EMPTY;
      lower = SPRITE_JUMP;
      break;
    case   HERO_POSITION_JUMP_2:
    case HERO_POSITION_JUMP_7:
      upper = SPRITE_JUMP_UPPER;
       lower = SPRITE_JUMP_LOWER;
      break;
    case HERO_POSITION_JUMP_3:
     case HERO_POSITION_JUMP_4:
    case HERO_POSITION_JUMP_5:
    case HERO_POSITION_JUMP_6:
       upper = SPRITE_JUMP;
      lower = SPRITE_TERRAIN_EMPTY;
      break;
     case HERO_POSITION_RUN_UPPER_1:
      upper = SPRITE_RUN1;
      lower   = SPRITE_TERRAIN_EMPTY;
      break;
    case HERO_POSITION_RUN_UPPER_2:
       upper = SPRITE_RUN2;
      lower = SPRITE_TERRAIN_EMPTY;
      break;
   }
  if (upper != ' ') {
    terrainUpper[HERO_HORIZONTAL_POSITION] = upper;
     collide = (upperSave == SPRITE_TERRAIN_EMPTY) ? false : true;
  }
  if   (lower != ' ') {
    terrainLower[HERO_HORIZONTAL_POSITION] = lower;
    collide   |= (lowerSave == SPRITE_TERRAIN_EMPTY) ? false : true;
  }
  
  byte digits   = (score > 9999) ? 5 : (score > 999) ? 4 : (score > 99) ? 3 : (score > 9) ? 2 :   1;
  
  // Draw the scene
  terrainUpper[TERRAIN_WIDTH] = '\\0';
  terrainLower[TERRAIN_WIDTH]   = '\\0';
  char temp = terrainUpper[16-digits];
  terrainUpper[16-digits]   = '\\0';
  lcd.setCursor(0,0);
  lcd.print(terrainUpper);
  terrainUpper[16-digits]   = temp;  
  lcd.setCursor(0,1);
  lcd.print(terrainLower);
  
  lcd.setCursor(16   - digits,0);
  lcd.print(score);

  terrainUpper[HERO_HORIZONTAL_POSITION]   = upperSave;
  terrainLower[HERO_HORIZONTAL_POSITION] = lowerSave;
  return   collide;
}

// Handle the button push as an interrupt
void buttonPush()   {
  buttonPushed = true;
}

void setup(){
  pinMode(PIN_READWRITE,   OUTPUT);
  digitalWrite(PIN_READWRITE, LOW);
  pinMode(PIN_CONTRAST, OUTPUT);
   digitalWrite(PIN_CONTRAST, LOW);
  pinMode(PIN_BUTTON, INPUT);
  digitalWrite(PIN_BUTTON,   HIGH);
  pinMode(PIN_AUTOPLAY, OUTPUT);
  digitalWrite(PIN_AUTOPLAY, HIGH);
   pinMode(PIN_BUZZER,OUTPUT);//initialize the buzzer pin as an output
  digitalWrite(PIN_BUZZER,   LOW);
  
  // Digital pin 2 maps to interrupt 0
  attachInterrupt(0/*PIN_BUTTON*/,   buttonPush, FALLING);
  
  initializeGraphics();
  
  lcd.begin(16,   2);
}

void loop(){
  static byte heroPos = HERO_POSITION_RUN_LOWER_1;
   static byte newTerrainType = TERRAIN_EMPTY;
  static byte newTerrainDuration   = 1;
  static bool playing = false;
  static bool blink = false;
  static   unsigned int distance = 0;
  
  if (!playing) {
    drawHero((blink) ?   HERO_POSITION_OFF : heroPos, terrainUpper, terrainLower, distance >> 3);
    if   (blink) {
      lcd.setCursor(0,0);
      lcd.print("Press Start");
     }
    delay(250);
    blink = !blink;
    if (buttonPushed) {
       
     
     
      initializeGraphics();
      heroPos = HERO_POSITION_RUN_LOWER_1;
       playing = true;
      buttonPushed = false;
      distance = 0;
     }
    return;
  }

  // Shift the terrain to the left
  advanceTerrain(terrainLower,   newTerrainType == TERRAIN_LOWER_BLOCK ? SPRITE_TERRAIN_SOLID : SPRITE_TERRAIN_EMPTY);
   advanceTerrain(terrainUpper, newTerrainType == TERRAIN_UPPER_BLOCK ? SPRITE_TERRAIN_SOLID   : SPRITE_TERRAIN_EMPTY);
  
  // Make new terrain to enter on the right
   if (--newTerrainDuration == 0) {
    if (newTerrainType == TERRAIN_EMPTY) {
       newTerrainType = (random(3) == 0) ? TERRAIN_UPPER_BLOCK : TERRAIN_LOWER_BLOCK;
       newTerrainDuration = 2 + random(10);
    } else {
      newTerrainType   = TERRAIN_EMPTY;
      newTerrainDuration = 10 + random(10);
    }
  }
     
  if (buttonPushed) {
    if (heroPos <= HERO_POSITION_RUN_LOWER_2) heroPos   = HERO_POSITION_JUMP_1;
    buttonPushed = false;
    digitalWrite(PIN_BUZZER,HIGH);   
  }  

  if (drawHero(heroPos, terrainUpper, terrainLower, distance >>   3)) {
    playing = false; // The hero collided with something. Too bad.
     for (int i = 0; i <= 2; i++) {
      digitalWrite(PIN_BUZZER, HIGH);
       delay(100);
      digitalWrite(PIN_BUZZER, LOW);
      delay(100);
     }
  } else {
    if (heroPos == HERO_POSITION_RUN_LOWER_2 || heroPos ==   HERO_POSITION_JUMP_8) {
      heroPos = HERO_POSITION_RUN_LOWER_1;
    } else   if ((heroPos >= HERO_POSITION_JUMP_3 && heroPos <= HERO_POSITION_JUMP_5) && terrainLower[HERO_HORIZONTAL_POSITION]   != SPRITE_TERRAIN_EMPTY) {
      heroPos = HERO_POSITION_RUN_UPPER_1;
    }   else if (heroPos >= HERO_POSITION_RUN_UPPER_1 && terrainLower[HERO_HORIZONTAL_POSITION]   == SPRITE_TERRAIN_EMPTY) {
      heroPos = HERO_POSITION_JUMP_5;
    } else   if (heroPos == HERO_POSITION_RUN_UPPER_2) {
      heroPos = HERO_POSITION_RUN_UPPER_1;
     } else {
      ++heroPos;
    }
    ++distance;
    
    digitalWrite(PIN_AUTOPLAY,   terrainLower[HERO_HORIZONTAL_POSITION + 2] == SPRITE_TERRAIN_EMPTY ? HIGH : LOW);
   }
  delay(100);
  digitalWrite(PIN_BUZZER,LOW);
}

Code LCD game

arduino

1#include <LiquidCrystal.h>
2
3#define PIN_BUTTON 2
4#define PIN_AUTOPLAY  1
5#define PIN_BUZZER 8
6#define PIN_READWRITE 10
7#define PIN_CONTRAST 13
8
9#define  SPRITE_RUN1 1
10#define SPRITE_RUN2 2
11#define SPRITE_JUMP 3
12#define SPRITE_JUMP_UPPER  '.'         // Use the '.' character for the head
13#define SPRITE_JUMP_LOWER 4
14#define  SPRITE_TERRAIN_EMPTY ' '      // User the ' ' character
15#define SPRITE_TERRAIN_SOLID  5
16#define SPRITE_TERRAIN_SOLID_RIGHT 6
17#define SPRITE_TERRAIN_SOLID_LEFT 7
18
19#define  HERO_HORIZONTAL_POSITION 1    // Horizontal position of hero on screen
20
21#define  TERRAIN_WIDTH 16
22#define TERRAIN_EMPTY 0
23#define TERRAIN_LOWER_BLOCK 1
24#define  TERRAIN_UPPER_BLOCK 2
25
26#define HERO_POSITION_OFF 0          // Hero is invisible
27#define  HERO_POSITION_RUN_LOWER_1 1  // Hero is running on lower row (pose 1)
28#define  HERO_POSITION_RUN_LOWER_2 2  //                              (pose 2)
29
30#define  HERO_POSITION_JUMP_1 3       // Starting a jump
31#define HERO_POSITION_JUMP_2  4       // Half-way up
32#define HERO_POSITION_JUMP_3 5       // Jump is on upper  row
33#define HERO_POSITION_JUMP_4 6       // Jump is on upper row
34#define HERO_POSITION_JUMP_5  7       // Jump is on upper row
35#define HERO_POSITION_JUMP_6 8       // Jump  is on upper row
36#define HERO_POSITION_JUMP_7 9       // Half-way down
37#define  HERO_POSITION_JUMP_8 10      // About to land
38
39#define HERO_POSITION_RUN_UPPER_1  11 // Hero is running on upper row (pose 1)
40#define HERO_POSITION_RUN_UPPER_2  12 //                              (pose 2)
41
42LiquidCrystal lcd(12, 11, 5,  4, 3, 7);
43static char terrainUpper[TERRAIN_WIDTH + 1];
44static char terrainLower[TERRAIN_WIDTH  + 1];
45static bool buttonPushed = false;
46
47void initializeGraphics(){
48  static byte graphics[] = {
49    // Run position 1
50    B01100,
51    B01100,
52    B00000,
53    B01110,
54    B11100,
55    B01100,
56    B11010,
57    B10011,
58    // Run position 2
59    B01100,
60    B01100,
61    B00000,
62    B01100,
63    B01100,
64    B01100,
65    B01100,
66    B01110,
67    // Jump
68    B01100,
69    B01100,
70    B00000,
71    B11110,
72    B01101,
73    B11111,
74    B10000,
75    B00000,
76    // Jump lower
77    B11110,
78    B01101,
79    B11111,
80    B10000,
81    B00000,
82    B00000,
83    B00000,
84    B00000,
85    //  Ground
86    B11111,
87    B11111,
88    B11111,
89    B11111,
90    B11111,
91    B11111,
92    B11111,
93    B11111,
94    // Ground right
95    B00011,
96    B00011,
97    B00011,
98    B00011,
99    B00011,
100    B00011,
101    B00011,
102    B00011,
103    // Ground left
104    B11000,
105    B11000,
106    B11000,
107    B11000,
108    B11000,
109    B11000,
110    B11000,
111    B11000,
112  };
113  int i;
114  // Skip using character 0, this allows lcd.print() to be used to
115  // quickly draw multiple characters
116  for (i = 0; i < 7; ++i) {
117	  lcd.createChar(i  + 1, &graphics[i * 8]);
118  }
119  for (i = 0; i < TERRAIN_WIDTH; ++i) {
120    terrainUpper[i]  = SPRITE_TERRAIN_EMPTY;
121    terrainLower[i] = SPRITE_TERRAIN_EMPTY;
122  }
123}
124
125//  Slide the terrain to the left in half-character increments
126//
127void advanceTerrain(char*  terrain, byte newTerrain){
128  for (int i = 0; i < TERRAIN_WIDTH; ++i) {
129    char  current = terrain[i];
130    char next = (i == TERRAIN_WIDTH-1) ? newTerrain : terrain[i+1];
131    switch (current){
132      case SPRITE_TERRAIN_EMPTY:
133        terrain[i]  = (next == SPRITE_TERRAIN_SOLID) ? SPRITE_TERRAIN_SOLID_RIGHT : SPRITE_TERRAIN_EMPTY;
134        break;
135      case SPRITE_TERRAIN_SOLID:
136        terrain[i] = (next  == SPRITE_TERRAIN_EMPTY) ? SPRITE_TERRAIN_SOLID_LEFT : SPRITE_TERRAIN_SOLID;
137        break;
138      case SPRITE_TERRAIN_SOLID_RIGHT:
139        terrain[i] =  SPRITE_TERRAIN_SOLID;
140        break;
141      case SPRITE_TERRAIN_SOLID_LEFT:
142        terrain[i] = SPRITE_TERRAIN_EMPTY;
143        break;
144    }
145  }
146}
147
148bool  drawHero(byte position, char* terrainUpper, char* terrainLower, unsigned int score)  {
149  bool collide = false;
150  char upperSave = terrainUpper[HERO_HORIZONTAL_POSITION];
151  char lowerSave = terrainLower[HERO_HORIZONTAL_POSITION];
152  byte upper, lower;
153  switch (position) {
154    case HERO_POSITION_OFF:
155      upper = lower = SPRITE_TERRAIN_EMPTY;
156      break;
157    case HERO_POSITION_RUN_LOWER_1:
158      upper = SPRITE_TERRAIN_EMPTY;
159      lower = SPRITE_RUN1;
160      break;
161    case HERO_POSITION_RUN_LOWER_2:
162      upper = SPRITE_TERRAIN_EMPTY;
163      lower = SPRITE_RUN2;
164      break;
165    case HERO_POSITION_JUMP_1:
166    case HERO_POSITION_JUMP_8:
167      upper  = SPRITE_TERRAIN_EMPTY;
168      lower = SPRITE_JUMP;
169      break;
170    case  HERO_POSITION_JUMP_2:
171    case HERO_POSITION_JUMP_7:
172      upper = SPRITE_JUMP_UPPER;
173      lower = SPRITE_JUMP_LOWER;
174      break;
175    case HERO_POSITION_JUMP_3:
176    case HERO_POSITION_JUMP_4:
177    case HERO_POSITION_JUMP_5:
178    case HERO_POSITION_JUMP_6:
179      upper = SPRITE_JUMP;
180      lower = SPRITE_TERRAIN_EMPTY;
181      break;
182    case HERO_POSITION_RUN_UPPER_1:
183      upper = SPRITE_RUN1;
184      lower  = SPRITE_TERRAIN_EMPTY;
185      break;
186    case HERO_POSITION_RUN_UPPER_2:
187      upper = SPRITE_RUN2;
188      lower = SPRITE_TERRAIN_EMPTY;
189      break;
190  }
191  if (upper != ' ') {
192    terrainUpper[HERO_HORIZONTAL_POSITION] = upper;
193    collide = (upperSave == SPRITE_TERRAIN_EMPTY) ? false : true;
194  }
195  if  (lower != ' ') {
196    terrainLower[HERO_HORIZONTAL_POSITION] = lower;
197    collide  |= (lowerSave == SPRITE_TERRAIN_EMPTY) ? false : true;
198  }
199  
200  byte digits  = (score > 9999) ? 5 : (score > 999) ? 4 : (score > 99) ? 3 : (score > 9) ? 2 :  1;
201  
202  // Draw the scene
203  terrainUpper[TERRAIN_WIDTH] = '\\0';
204  terrainLower[TERRAIN_WIDTH]  = '\\0';
205  char temp = terrainUpper[16-digits];
206  terrainUpper[16-digits]  = '\\0';
207  lcd.setCursor(0,0);
208  lcd.print(terrainUpper);
209  terrainUpper[16-digits]  = temp;  
210  lcd.setCursor(0,1);
211  lcd.print(terrainLower);
212  
213  lcd.setCursor(16  - digits,0);
214  lcd.print(score);
215
216  terrainUpper[HERO_HORIZONTAL_POSITION]  = upperSave;
217  terrainLower[HERO_HORIZONTAL_POSITION] = lowerSave;
218  return  collide;
219}
220
221// Handle the button push as an interrupt
222void buttonPush()  {
223  buttonPushed = true;
224}
225
226void setup(){
227  pinMode(PIN_READWRITE,  OUTPUT);
228  digitalWrite(PIN_READWRITE, LOW);
229  pinMode(PIN_CONTRAST, OUTPUT);
230  digitalWrite(PIN_CONTRAST, LOW);
231  pinMode(PIN_BUTTON, INPUT);
232  digitalWrite(PIN_BUTTON,  HIGH);
233  pinMode(PIN_AUTOPLAY, OUTPUT);
234  digitalWrite(PIN_AUTOPLAY, HIGH);
235  pinMode(PIN_BUZZER,OUTPUT);//initialize the buzzer pin as an output
236  digitalWrite(PIN_BUZZER,  LOW);
237  
238  // Digital pin 2 maps to interrupt 0
239  attachInterrupt(0/*PIN_BUTTON*/,  buttonPush, FALLING);
240  
241  initializeGraphics();
242  
243  lcd.begin(16,  2);
244}
245
246void loop(){
247  static byte heroPos = HERO_POSITION_RUN_LOWER_1;
248  static byte newTerrainType = TERRAIN_EMPTY;
249  static byte newTerrainDuration  = 1;
250  static bool playing = false;
251  static bool blink = false;
252  static  unsigned int distance = 0;
253  
254  if (!playing) {
255    drawHero((blink) ?  HERO_POSITION_OFF : heroPos, terrainUpper, terrainLower, distance >> 3);
256    if  (blink) {
257      lcd.setCursor(0,0);
258      lcd.print("Press Start");
259    }
260    delay(250);
261    blink = !blink;
262    if (buttonPushed) {
263       
264    
265     
266      initializeGraphics();
267      heroPos = HERO_POSITION_RUN_LOWER_1;
268      playing = true;
269      buttonPushed = false;
270      distance = 0;
271    }
272    return;
273  }
274
275  // Shift the terrain to the left
276  advanceTerrain(terrainLower,  newTerrainType == TERRAIN_LOWER_BLOCK ? SPRITE_TERRAIN_SOLID : SPRITE_TERRAIN_EMPTY);
277  advanceTerrain(terrainUpper, newTerrainType == TERRAIN_UPPER_BLOCK ? SPRITE_TERRAIN_SOLID  : SPRITE_TERRAIN_EMPTY);
278  
279  // Make new terrain to enter on the right
280  if (--newTerrainDuration == 0) {
281    if (newTerrainType == TERRAIN_EMPTY) {
282      newTerrainType = (random(3) == 0) ? TERRAIN_UPPER_BLOCK : TERRAIN_LOWER_BLOCK;
283      newTerrainDuration = 2 + random(10);
284    } else {
285      newTerrainType  = TERRAIN_EMPTY;
286      newTerrainDuration = 10 + random(10);
287    }
288  }
289    
290  if (buttonPushed) {
291    if (heroPos <= HERO_POSITION_RUN_LOWER_2) heroPos  = HERO_POSITION_JUMP_1;
292    buttonPushed = false;
293    digitalWrite(PIN_BUZZER,HIGH);  
294  }  
295
296  if (drawHero(heroPos, terrainUpper, terrainLower, distance >>  3)) {
297    playing = false; // The hero collided with something. Too bad.
298    for (int i = 0; i <= 2; i++) {
299      digitalWrite(PIN_BUZZER, HIGH);
300      delay(100);
301      digitalWrite(PIN_BUZZER, LOW);
302      delay(100);
303    }
304  } else {
305    if (heroPos == HERO_POSITION_RUN_LOWER_2 || heroPos ==  HERO_POSITION_JUMP_8) {
306      heroPos = HERO_POSITION_RUN_LOWER_1;
307    } else  if ((heroPos >= HERO_POSITION_JUMP_3 && heroPos <= HERO_POSITION_JUMP_5) && terrainLower[HERO_HORIZONTAL_POSITION]  != SPRITE_TERRAIN_EMPTY) {
308      heroPos = HERO_POSITION_RUN_UPPER_1;
309    }  else if (heroPos >= HERO_POSITION_RUN_UPPER_1 && terrainLower[HERO_HORIZONTAL_POSITION]  == SPRITE_TERRAIN_EMPTY) {
310      heroPos = HERO_POSITION_JUMP_5;
311    } else  if (heroPos == HERO_POSITION_RUN_UPPER_2) {
312      heroPos = HERO_POSITION_RUN_UPPER_1;
313    } else {
314      ++heroPos;
315    }
316    ++distance;
317    
318    digitalWrite(PIN_AUTOPLAY,  terrainLower[HERO_HORIZONTAL_POSITION + 2] == SPRITE_TERRAIN_EMPTY ? HIGH : LOW);
319  }
320  delay(100);
321  digitalWrite(PIN_BUZZER,LOW);
322}

#include <LiquidCrystal.h>

#define PIN_BUTTON 2
#define PIN_AUTOPLAY  1
#define PIN_BUZZER 8
#define PIN_READWRITE 10
#define PIN_CONTRAST 13

#define  SPRITE_RUN1 1
#define SPRITE_RUN2 2
#define SPRITE_JUMP 3
#define SPRITE_JUMP_UPPER  '.'         // Use the '.' character for the head
#define SPRITE_JUMP_LOWER 4
#define  SPRITE_TERRAIN_EMPTY ' '      // User the ' ' character
#define SPRITE_TERRAIN_SOLID  5
#define SPRITE_TERRAIN_SOLID_RIGHT 6
#define SPRITE_TERRAIN_SOLID_LEFT 7

#define  HERO_HORIZONTAL_POSITION 1    // Horizontal position of hero on screen

#define  TERRAIN_WIDTH 16
#define TERRAIN_EMPTY 0
#define TERRAIN_LOWER_BLOCK 1
#define  TERRAIN_UPPER_BLOCK 2

#define HERO_POSITION_OFF 0          // Hero is invisible
#define  HERO_POSITION_RUN_LOWER_1 1  // Hero is running on lower row (pose 1)
#define  HERO_POSITION_RUN_LOWER_2 2  //                              (pose 2)

#define  HERO_POSITION_JUMP_1 3       // Starting a jump
#define HERO_POSITION_JUMP_2  4       // Half-way up
#define HERO_POSITION_JUMP_3 5       // Jump is on upper  row
#define HERO_POSITION_JUMP_4 6       // Jump is on upper row
#define HERO_POSITION_JUMP_5  7       // Jump is on upper row
#define HERO_POSITION_JUMP_6 8       // Jump  is on upper row
#define HERO_POSITION_JUMP_7 9       // Half-way down
#define  HERO_POSITION_JUMP_8 10      // About to land

#define HERO_POSITION_RUN_UPPER_1  11 // Hero is running on upper row (pose 1)
#define HERO_POSITION_RUN_UPPER_2  12 //                              (pose 2)

LiquidCrystal lcd(12, 11, 5,  4, 3, 7);
static char terrainUpper[TERRAIN_WIDTH + 1];
static char terrainLower[TERRAIN_WIDTH  + 1];
static bool buttonPushed = false;

void initializeGraphics(){
  static byte graphics[] = {
    // Run position 1
    B01100,
    B01100,
    B00000,
    B01110,
    B11100,
    B01100,
    B11010,
    B10011,
    // Run position 2
    B01100,
    B01100,
    B00000,
    B01100,
    B01100,
    B01100,
    B01100,
    B01110,
    // Jump
    B01100,
    B01100,
    B00000,
    B11110,
    B01101,
    B11111,
    B10000,
    B00000,
    // Jump lower
    B11110,
    B01101,
    B11111,
    B10000,
    B00000,
    B00000,
    B00000,
    B00000,
    //  Ground
    B11111,
    B11111,
    B11111,
    B11111,
    B11111,
    B11111,
    B11111,
    B11111,
    // Ground right
    B00011,
    B00011,
    B00011,
    B00011,
    B00011,
    B00011,
    B00011,
    B00011,
    // Ground left
    B11000,
    B11000,
    B11000,
    B11000,
    B11000,
    B11000,
    B11000,
    B11000,
  };
  int i;
  // Skip using character 0, this allows lcd.print() to be used to
  // quickly draw multiple characters
  for (i = 0; i < 7; ++i) {
	  lcd.createChar(i  + 1, &graphics[i * 8]);
  }
  for (i = 0; i < TERRAIN_WIDTH; ++i) {
    terrainUpper[i]  = SPRITE_TERRAIN_EMPTY;
    terrainLower[i] = SPRITE_TERRAIN_EMPTY;
  }
}

//  Slide the terrain to the left in half-character increments
//
void advanceTerrain(char*  terrain, byte newTerrain){
  for (int i = 0; i < TERRAIN_WIDTH; ++i) {
    char  current = terrain[i];
    char next = (i == TERRAIN_WIDTH-1) ? newTerrain : terrain[i+1];
    switch (current){
      case SPRITE_TERRAIN_EMPTY:
        terrain[i]  = (next == SPRITE_TERRAIN_SOLID) ? SPRITE_TERRAIN_SOLID_RIGHT : SPRITE_TERRAIN_EMPTY;
        break;
      case SPRITE_TERRAIN_SOLID:
        terrain[i] = (next  == SPRITE_TERRAIN_EMPTY) ? SPRITE_TERRAIN_SOLID_LEFT : SPRITE_TERRAIN_SOLID;
        break;
      case SPRITE_TERRAIN_SOLID_RIGHT:
        terrain[i] =  SPRITE_TERRAIN_SOLID;
        break;
      case SPRITE_TERRAIN_SOLID_LEFT:
        terrain[i] = SPRITE_TERRAIN_EMPTY;
        break;
    }
  }
}

bool  drawHero(byte position, char* terrainUpper, char* terrainLower, unsigned int score)  {
  bool collide = false;
  char upperSave = terrainUpper[HERO_HORIZONTAL_POSITION];
  char lowerSave = terrainLower[HERO_HORIZONTAL_POSITION];
  byte upper, lower;
  switch (position) {
    case HERO_POSITION_OFF:
      upper = lower = SPRITE_TERRAIN_EMPTY;
      break;
    case HERO_POSITION_RUN_LOWER_1:
      upper = SPRITE_TERRAIN_EMPTY;
      lower = SPRITE_RUN1;
      break;
    case HERO_POSITION_RUN_LOWER_2:
      upper = SPRITE_TERRAIN_EMPTY;
      lower = SPRITE_RUN2;
      break;
    case HERO_POSITION_JUMP_1:
    case HERO_POSITION_JUMP_8:
      upper  = SPRITE_TERRAIN_EMPTY;
      lower = SPRITE_JUMP;
      break;
    case  HERO_POSITION_JUMP_2:
    case HERO_POSITION_JUMP_7:
      upper = SPRITE_JUMP_UPPER;
      lower = SPRITE_JUMP_LOWER;
      break;
    case HERO_POSITION_JUMP_3:
    case HERO_POSITION_JUMP_4:
    case HERO_POSITION_JUMP_5:
    case HERO_POSITION_JUMP_6:
      upper = SPRITE_JUMP;
      lower = SPRITE_TERRAIN_EMPTY;
      break;
    case HERO_POSITION_RUN_UPPER_1:
      upper = SPRITE_RUN1;
      lower  = SPRITE_TERRAIN_EMPTY;
      break;
    case HERO_POSITION_RUN_UPPER_2:
      upper = SPRITE_RUN2;
      lower = SPRITE_TERRAIN_EMPTY;
      break;
  }
  if (upper != ' ') {
    terrainUpper[HERO_HORIZONTAL_POSITION] = upper;
    collide = (upperSave == SPRITE_TERRAIN_EMPTY) ? false : true;
  }
  if  (lower != ' ') {
    terrainLower[HERO_HORIZONTAL_POSITION] = lower;
    collide  |= (lowerSave == SPRITE_TERRAIN_EMPTY) ? false : true;
  }
  
  byte digits  = (score > 9999) ? 5 : (score > 999) ? 4 : (score > 99) ? 3 : (score > 9) ? 2 :  1;
  
  // Draw the scene
  terrainUpper[TERRAIN_WIDTH] = '\\0';
  terrainLower[TERRAIN_WIDTH]  = '\\0';
  char temp = terrainUpper[16-digits];
  terrainUpper[16-digits]  = '\\0';
  lcd.setCursor(0,0);
  lcd.print(terrainUpper);
  terrainUpper[16-digits]  = temp;  
  lcd.setCursor(0,1);
  lcd.print(terrainLower);
  
  lcd.setCursor(16  - digits,0);
  lcd.print(score);

  terrainUpper[HERO_HORIZONTAL_POSITION]  = upperSave;
  terrainLower[HERO_HORIZONTAL_POSITION] = lowerSave;
  return  collide;
}

// Handle the button push as an interrupt
void buttonPush()  {
  buttonPushed = true;
}

void setup(){
  pinMode(PIN_READWRITE,  OUTPUT);
  digitalWrite(PIN_READWRITE, LOW);
  pinMode(PIN_CONTRAST, OUTPUT);
  digitalWrite(PIN_CONTRAST, LOW);
  pinMode(PIN_BUTTON, INPUT);
  digitalWrite(PIN_BUTTON,  HIGH);
  pinMode(PIN_AUTOPLAY, OUTPUT);
  digitalWrite(PIN_AUTOPLAY, HIGH);
  pinMode(PIN_BUZZER,OUTPUT);//initialize the buzzer pin as an output
  digitalWrite(PIN_BUZZER,  LOW);
  
  // Digital pin 2 maps to interrupt 0
  attachInterrupt(0/*PIN_BUTTON*/,  buttonPush, FALLING);
  
  initializeGraphics();
  
  lcd.begin(16,  2);
}

void loop(){
  static byte heroPos = HERO_POSITION_RUN_LOWER_1;
  static byte newTerrainType = TERRAIN_EMPTY;
  static byte newTerrainDuration  = 1;
  static bool playing = false;
  static bool blink = false;
  static  unsigned int distance = 0;
  
  if (!playing) {
    drawHero((blink) ?  HERO_POSITION_OFF : heroPos, terrainUpper, terrainLower, distance >> 3);
    if  (blink) {
      lcd.setCursor(0,0);
      lcd.print("Press Start");
    }
    delay(250);
    blink = !blink;
    if (buttonPushed) {
       
    
     
      initializeGraphics();
      heroPos = HERO_POSITION_RUN_LOWER_1;
      playing = true;
      buttonPushed = false;
      distance = 0;
    }
    return;
  }

  // Shift the terrain to the left
  advanceTerrain(terrainLower,  newTerrainType == TERRAIN_LOWER_BLOCK ? SPRITE_TERRAIN_SOLID : SPRITE_TERRAIN_EMPTY);
  advanceTerrain(terrainUpper, newTerrainType == TERRAIN_UPPER_BLOCK ? SPRITE_TERRAIN_SOLID  : SPRITE_TERRAIN_EMPTY);
  
  // Make new terrain to enter on the right
  if (--newTerrainDuration == 0) {
    if (newTerrainType == TERRAIN_EMPTY) {
      newTerrainType = (random(3) == 0) ? TERRAIN_UPPER_BLOCK : TERRAIN_LOWER_BLOCK;
      newTerrainDuration = 2 + random(10);
    } else {
      newTerrainType  = TERRAIN_EMPTY;
      newTerrainDuration = 10 + random(10);
    }
  }
    
  if (buttonPushed) {
    if (heroPos <= HERO_POSITION_RUN_LOWER_2) heroPos  = HERO_POSITION_JUMP_1;
    buttonPushed = false;
    digitalWrite(PIN_BUZZER,HIGH);  
  }  

  if (drawHero(heroPos, terrainUpper, terrainLower, distance >>  3)) {
    playing = false; // The hero collided with something. Too bad.
    for (int i = 0; i <= 2; i++) {
      digitalWrite(PIN_BUZZER, HIGH);
      delay(100);
      digitalWrite(PIN_BUZZER, LOW);
      delay(100);
    }
  } else {
    if (heroPos == HERO_POSITION_RUN_LOWER_2 || heroPos ==  HERO_POSITION_JUMP_8) {
      heroPos = HERO_POSITION_RUN_LOWER_1;
    } else  if ((heroPos >= HERO_POSITION_JUMP_3 && heroPos <= HERO_POSITION_JUMP_5) && terrainLower[HERO_HORIZONTAL_POSITION]  != SPRITE_TERRAIN_EMPTY) {
      heroPos = HERO_POSITION_RUN_UPPER_1;
    }  else if (heroPos >= HERO_POSITION_RUN_UPPER_1 && terrainLower[HERO_HORIZONTAL_POSITION]  == SPRITE_TERRAIN_EMPTY) {
      heroPos = HERO_POSITION_JUMP_5;
    } else  if (heroPos == HERO_POSITION_RUN_UPPER_2) {
      heroPos = HERO_POSITION_RUN_UPPER_1;
    } else {
      ++heroPos;
    }
    ++distance;
    
    digitalWrite(PIN_AUTOPLAY,  terrainLower[HERO_HORIZONTAL_POSITION + 2] == SPRITE_TERRAIN_EMPTY ? HIGH : LOW);
  }
  delay(100);
  digitalWrite(PIN_BUZZER,LOW);
}

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Schematic LCD game

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