Using a 16 Keypad to select a void to run

Projects Programming
31 
#include <Keypad.h>
const byte ROWS = 4;
const byte COLS = 4;
char buttons[ROWS][COLS] = {
  {'1', '2', '3', '4'},
  {'5', '6', '7', '8'},
  {'9', 'A', 'B', 'C'},
  {'D', 'E', 'F', 'G'},
};

byte rowPins[ROWS] = {3, 2, A0, A1};
byte colPins[COLS] = {A2, A3, A4, A5};

Keypad customKeypad = Keypad(makeKeymap(buttons), rowPins, colPins, ROWS, COLS);

byte ledPin[] = {4, 5, 6, 7, 8, 9, 10, 11, 12, 13}; // Create array for LED pins
int ledDelay = 100; // sets initial delay between led changes
int currentLED = 0; //not sure what this is here for. might be dead code


void setup() {
  Serial.begin(9600);
  for (int x = 0; x < 10; x++) { // set all pins to output
    pinMode(ledPin[x], OUTPUT);
  }


}

void mode1() {
  for (int x = 0; x < 10; x++) { // turn off all LED's
    digitalWrite(ledPin[x], LOW);
  }
  digitalWrite(ledPin[0], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[0], LOW);
  digitalWrite(ledPin[1], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[1], LOW);
  digitalWrite(ledPin[2], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[2], LOW);
  digitalWrite(ledPin[3], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[3], LOW);
  digitalWrite(ledPin[4], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[4], LOW);
  digitalWrite(ledPin[5], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[5], LOW);
  digitalWrite(ledPin[6], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[6], LOW);
  digitalWrite(ledPin[7], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[7], LOW);
  digitalWrite(ledPin[8], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[8], LOW);
  digitalWrite(ledPin[9], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[9], LOW);
}

void mode2() {
  for (int x = 0; x < 10; x++) { // turn off all LED's
    digitalWrite(ledPin[x], LOW);
  }
  digitalWrite(ledPin[0], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[1], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[2], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[3], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[4], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[5], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[6], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[7], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[8], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[9], HIGH);
  delay(ledDelay);
  for (int x = 0; x < 10; x++) { // turn off all LED's
    digitalWrite(ledPin[x], LOW);
  }
}

void mode3() {
  for (int x = 0; x < 10; x++) { // turn off all LED's
    digitalWrite(ledPin[x], LOW);
  }
  digitalWrite(ledPin[0], HIGH);
  digitalWrite(ledPin[1], HIGH);
  digitalWrite(ledPin[4], HIGH);
  digitalWrite(ledPin[5], HIGH);
  digitalWrite(ledPin[8], HIGH);
  digitalWrite(ledPin[9], HIGH);
  delay(ledDelay * 10);
  digitalWrite(ledPin[0], LOW);
  digitalWrite(ledPin[1], LOW);
  digitalWrite(ledPin[4], LOW);
  digitalWrite(ledPin[5], LOW);
  digitalWrite(ledPin[8], LOW);
  digitalWrite(ledPin[9], LOW);
  digitalWrite(ledPin[2], HIGH);
  digitalWrite(ledPin[3], HIGH);
  digitalWrite(ledPin[6], HIGH);
  digitalWrite(ledPin[7], HIGH);
  delay(ledDelay * 10);

  for (int x = 0; x < 10; x++) { // turn off all LED's
    digitalWrite(ledPin[x], LOW);
  }
}

void mode4() {
  for (int x = 0; x < 10; x++) { // turn off all LED's
    digitalWrite(ledPin[x], LOW);
  }
  digitalWrite(ledPin[4], HIGH);
  digitalWrite(ledPin[5], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[4], LOW);
  digitalWrite(ledPin[5], LOW);
  digitalWrite(ledPin[3], HIGH);
  digitalWrite(ledPin[6], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[3], LOW);
  digitalWrite(ledPin[6], LOW);
  digitalWrite(ledPin[2], HIGH);
  digitalWrite(ledPin[7], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[2], LOW);
  digitalWrite(ledPin[7], LOW);
  digitalWrite(ledPin[1], HIGH);
  digitalWrite(ledPin[8], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[1], LOW);
  digitalWrite(ledPin[8], LOW);
  digitalWrite(ledPin[0], HIGH);
  digitalWrite(ledPin[9], HIGH);
  delay(ledDelay);
  digitalWrite(ledPin[0], LOW);
  digitalWrite(ledPin[9], LOW);
  delay(ledDelay);
  for (int x = 0; x < 10; x++) { // turn off all LED's
    digitalWrite(ledPin[x], LOW);
  }
}


void loop() {
  char customKey = customKeypad.getKey();
  if (customKey) {
    Serial.println(customKey);
  }
  
  if (customKey == '1') {
    Serial.println(customKey);
    mode1();
  }
  
  if (customKey == '2') {
    Serial.println(customKey);
    mode2();
  }
  
  if (customKey == '3') {
    Serial.println(customKey);
    mode3();
  }
  
  if (customKey == '4') {
    Serial.println(customKey);
    mode4();
  }
  
  if (customKey == 'F') {
    ledDelay + 100;
    Serial.println(customKey);
  }
  if (customKey == 'G') {
    ledDelay - 100;
    Serial.println(customKey);
  }
  if (customKey == 'E') {
    ledDelay == 100;
    Serial.println(customKey);
  }
}