#include #include #include //Declarations LED #define NUM_LED 4 #define LED_PIN 7 CRGB led[NUM_LED]; //Declarations KEYPAD const byte ROWS = 4; const byte COLS = 4; char keys[ROWS][COLS] = { {'0','1','2','3'}, {'4','5','6','7'}, {'8','9','a','b'}, {'c','d','e','f'} }; byte rowPins[ROWS] = {13, 5, 10, 9}; byte colPins[COLS] = {8, 6, 12, 4}; Keypad kpd = Keypad(makeKeymap(keys), rowPins, colPins, ROWS, COLS); char ctrlKey = KEY_LEFT_CTRL; void setup() { } void loop() { }