[PIC®/AVR®/dsPIC®产品] 发现一个开发51很给力的软件，开源免费

/**

 * Very very simple demonstration code written in C language

 * [url=home.php?mod=space&uid=288409]@file[/url] demo_c_0.c

 */



// This file defines registers available in AT89x51 MCUs

// See /usr/share/sdcc/include/mcs51/ for alternatives

#include <at89x51.h>



unsigned long some_variable=0;        ///< Documentation for this variable comes here

int i;                                ///< General purpose interator



/**

 * These lines are a doxygen documentation for this function

 * See doxygen manual for more details (http://www.stack.nl/~dimitri/doxygen/manual.html)

 * Note: Try to click on the 1st line of the function declaration and then press Ctrl+E

 * <b style="color: #FF0000">Some bold text</b>

 * @param somevalue Some agrument

 */

void someFunction(unsigned char somevalue)

{

        // P1 and P3 are variables defined in "at89x51.h"

        P1=somevalue;

        P3=somevalue^0xFF;

}



/** Main loop */

int main()

{

        // Infinite loop

        while(1) {

                for(i=0; i<255; i++) {

                        someFunction(i+2);

                        some_variable++;

                }

                some_variable-=22;

        }



        // Report success

        return 0;

}

#include <at89x51.h>

void delay(unsigned int x)

{

        while(x--);

}

void main(void)

{

 int i=0;

        while(1)

        {

                P0=~(1<<i);

                delay(10000);

                i++;

                if(i==8) i=0;

        }

}