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a pokud pouziju maticovou klavecnici dalo by se menu resit takto?

char text[];

DDRE=0x0F;

PORTE=0x0F;

while(1)

{

            //prvni sloupec

                PORTE =0b00001110;



//1

                if (bit_is_clear(PINE, 4)) {

				  text[]="Uroven 1";

					PORTE =0b00001101;

					if (bit_is_clear(PINE, 4)) {

						text[]="Poduroven 1";

}

					PORTE =0b00001011;

					if (bit_is_clear(PINE, 4)) {

						text[]="Poduroven 2";

}

					PORTE =0b00001110;

					if (bit_is_clear(PINE, 4)) {

						text[]="Poduroven 3";

}

}

//4

                if (bit_is_clear(PINE, 5)) {};

//7

                if (bit_is_clear(PINE, 6)) {};

//*

                if (bit_is_clear(PINE, 7)) {}; 





                //druhy sloupec



                PORTE =0b00001101;

//2

                if (bit_is_clear(PINE, 4)) {};

//5

                if (bit_is_clear(PINE, 5)) {};

//8

                if (bit_is_clear(PINE, 6)) {};

//0

                if (bit_is_clear(PINE, 7)) {}; 



                //treti sloupec



                PORTE =0b00001011;

//3

                if (bit_is_clear(PINE, 4)) {};

//6

                if (bit_is_clear(PINE, 5)) {};

//9

                if (bit_is_clear(PINE, 6)) {};

//#

                if (bit_is_clear(PINE, 7)) {}; 





                //ctvrty sloupec



                PORTE =0b00000111;

//ESC

                if (bit_is_clear(PINE, 4)) {};

//F1

                if (bit_is_clear(PINE, 5)) {};

//F2

                if (bit_is_clear(PINE, 6)) {};

//ENTER

                if (bit_is_clear(PINE, 7)) {};

                

}