You store the key in char arr | Microcontroller › AVR › Help in need for a Keypad PROBLEM :( › You store the key in char arr June 25, 2015 at 7:32 am #13011 Vara AshishkumarParticipant You store the key in char arr but you have problem to char *getCode(void).does u want to combine all key (which is store in arr) into single number or string?
