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#include const byte ROWS = 4; /* four rows */const byte COLS = 4; /* four columns *//* define the symbols on the buttons of the keypads */char hexaKeys[ROWS][COLS] = { {'1','2','3','A'}, {'4','5','6','B'}, {'7','8','9','C'}, {'*','0','#','D'}};byte rowPins[ROWS] = {13, 12, 11, 10}; /* connect to the row pinouts of the keypad */byte colPins[COLS] = {9, 8, 7, 6}; /* connect to the column pinouts of the keypad *//* initialize an instance of class NewKeypad */Keypad customKeypad = Keypad( makeKeymap(hexaKeys), rowPins, colPins, ROWS, COLS); void setup(){Serial.begin(9600);}void loop(){ char customKey = customKeypad.getKey(); if (customKey){Serial.println(customKey); }}
#include
const byte ROWS = 4; /* four rows */
const byte COLS = 4; /* four columns */
/* define the symbols on the buttons of the keypads */
char hexaKeys[ROWS][COLS] = {
{'1','2','3','A'},
{'4','5','6','B'},
{'7','8','9','C'},
{'*','0','#','D'}
};
byte rowPins[ROWS] = {13, 12, 11, 10}; /* connect to the row pinouts of the keypad */
byte colPins[COLS] = {9, 8, 7, 6}; /* connect to the column pinouts of the keypad */
/* initialize an instance of class NewKeypad */
Keypad customKeypad = Keypad( makeKeymap(hexaKeys), rowPins, colPins, ROWS, COLS);
void setup(){
Serial.begin(9600);
}
void loop(){
char customKey = customKeypad.getKey();
if (customKey){
Serial.println(customKey);
}
}