matrix.c

来自「8051的IP,采用VHDL语言描述,支持intel的HEX格式,包括中断,定时」· C语言 代码 · 共 55 行

/*
/* matrix_m.c
/*
/* by:
/* Brian Grattan
/*
/**********************************************************************/

#pragma SMALL
#include <reg51.h>



/**********************************************************************/

void main () {

	while (1) {
    
    char matrix_a [3][3] = { { 1, 2, 3 }, { 4, 5, 6 }, { 7, 8, 9 } };
    char matrix_b [3][3] = { { 1, 1, 1 }, { 2, 2, 2 }, { 3, 3, 3 } };
    short result [3][3];
    char i, j, k;
    char c1;
    short c2;
    short sum;
	
	for ( c1=0; c1 < 10; c1++ ) {		
		
		for ( c2=1; c2 < 1000; c2++ ) {
			
			for ( i=0; i<3; i++ ) {
				
				for ( j=0; j<3; j++ ) {
					
					sum = 0;
					
					for ( k=0; k<3; k++ ) {
						
						sum = sum + ( matrix_a [i][k] * matrix_b [k][j] );
					}
					
					result [i][j] = sum;
					
				} /* end j */
				
			} /* end i */
			
		} /* end counter2 */
		
		P1 = c1;
		
	} /* end counter1 */
	}
} /* end main */