擎天柱学习：《8051U深度入门到32位51大型实战教学视频》打卡

芯远航 发表于 2024-12-26 16:28:36

第三集，点亮第一颗LED灯

#include "ai8051u.h"

void main(void)
{
   P2M0 = 0;
   P2M1 = 0;

   while(1)
   {
            P20 = 0;
            P21 = 0;
   }
}

芯远航 发表于 2024-12-28 18:11:02

第四集，不停电下载

#include "ai8051u.h"
#include "stc32_stc8_usb.h"

char *USER_DEVICEDESC = NULL;
char *USER_PRODUCTDESC = NULL;
char *USER_STCISPCMD = "@STCISP#";

void main(void)
{
P_SW2 |= 0x80;

P0M1 = 0x00; P0M0 = 0x00;
P1M1 = 0x00; P1M0 = 0x00;
P2M1 = 0x00; P2M0 = 0x00;
P3M1 = 0x00; P3M0 = 0x00;
P4M1 = 0x00; P4M0 = 0x00;
P5M1 = 0x00; P5M0 = 0x00;
P6M1 = 0x00; P6M0 = 0x00;
P7M1 = 0x00; P7M0 = 0x00;

   usb_init();

IE2 |= 0x80;
EA = 1;                                                                                     //IE |= 0X80;

   while (DeviceState != DEVSTATE_CONFIGURED);

   while(1)
   {

   if (bUsbOutReady)
   {
         USB_SendData(UsbOutBuffer,OutNumber);

         usb_OUT_done();
   }

            P20 = 0;
            P22 = 0;

   }
}

芯远航 发表于 2024-12-30 15:06:58

第五集，C语言基础

#include "ai8051u.h"
#include "stc32_stc8_usb.h"

#define u8unsigned char
#define u16 unsigned int

u8 X = 200;
u8 Y = 10;

char *USER_DEVICEDESC = NULL;
char *USER_PRODUCTDESC = NULL;
char *USER_STCISPCMD = "@STCISP#";

void main(void)
{
P_SW2 |= 0x80;

P0M1 = 0x00; P0M0 = 0x00;
P1M1 = 0x00; P1M0 = 0x00;
P2M1 = 0x00; P2M0 = 0x00;
P3M1 = 0x00; P3M0 = 0x00;
P4M1 = 0x00; P4M0 = 0x00;
P5M1 = 0x00; P5M0 = 0x00;
P6M1 = 0x00; P6M0 = 0x00;
P7M1 = 0x00; P7M0 = 0x00;

usb_init();

IE2 |= 0x80;
EA = 1;

while (DeviceState != DEVSTATE_CONFIGURED);

while(1)
{

   if (bUsbOutReady)
   {
         //USB_SendData(UsbOutBuffer,OutNumber);

if( X && Y )
{
printf("条件为真\r\n");
}
// else
// {
// printf("条件为假\r\n");
// }

// printf("X / Y = %u \r\n",(u16)(X/Y));

// printf("X %% Y = %u \r\n",(u16)(X%Y));

         usb_OUT_done();
   }

}
}

芯远航 发表于 2024-12-30 15:30:23

第六集，IO口输入输出

#include "ai8051u.h"
#include "stc32_stc8_usb.h"
#include "intrins.h"

#define u8unsigned char
#define u16 unsigned int

u8 state = 0;
char *USER_DEVICEDESC = NULL;
char *USER_PRODUCTDESC = NULL;
char *USER_STCISPCMD = "@STCISP#";

void Delay20ms(void)
{
   unsigned long edata i;

   _nop_();
   _nop_();
   i = 119998UL;
   while (i) i--;
}

void main(void)
{
WTST = 0;
EAXFR = 1;
CKCON = 0;

P0M1 = 0x00; P0M0 = 0x00;
P1M1 = 0x00; P1M0 = 0x00;
P2M1 = 0x00; P2M0 = 0x00;
P3M1 = 0x00; P3M0 = 0x00;
P4M1 = 0x00; P4M0 = 0x00;
P5M1 = 0x00; P5M0 = 0x00;
P6M1 = 0x00; P6M0 = 0x00;
P7M1 = 0x00; P7M0 = 0x00;

   usb_init();

IE2 |= 0x80;
EA = 1;

   while (DeviceState != DEVSTATE_CONFIGURED);

   while(1)
   {

   if (bUsbOutReady)
   {
         //USB_SendData(UsbOutBuffer,OutNumber);

         usb_OUT_done();
   }

//             //任务1：按下P32按钮灯亮，松开P32按钮灯灭；
//             if( P32 == 0 )
//             {
//                      P20 = 0;
//             }
//             else
//             {
//                      P20 = 1;
//             }
//

            //任务2：按下P32按钮灯灭，松开P32按钮灯亮；
//             if( P32 == 1 )
//             {
//                      P20 = 0;
//             }
//             else
//             {
//                      P20 = 1;
//             }

            //任务3：按一下灯亮，按一下灯灭
            if( P32 == 0 )
            {
                     Delay20ms();
                     if( P32 == 0 )
                     {
                           state = !state;
                           P20 = state;
                           printf("state:%d\r\n",(int)state);

                           while( P32 == 0 );

                     }
            }


   }
}

芯远航 发表于 2024-12-30 15:44:07

第七集，定时器中断

#include "ai8051u.h"
#include "stc32_stc8_usb.h"
#include "intrins.h"

#define u8unsigned char
#define u16 unsigned int

u8 state = 0;
u8 Run_State = 0;

char *USER_DEVICEDESC = NULL;
char *USER_PRODUCTDESC = NULL;
char *USER_STCISPCMD = "@STCISP#";

void Delay20ms(void)
{
   unsigned long edata i;

   _nop_();
   _nop_();
   i = 119998UL;
   while (i) i--;
}
void Timer0_Init(void);             //3秒@24.000MHz

void main(void)
{
   int count=1;

WTST = 0;
EAXFR = 1;
CKCON = 0;

P0M1 = 0x00; P0M0 = 0x00;
P1M1 = 0x00; P1M0 = 0x00;
P2M1 = 0x00; P2M0 = 0x00;
P3M1 = 0x00; P3M0 = 0x00;
P4M1 = 0x00; P4M0 = 0x00;
P5M1 = 0x00; P5M0 = 0x00;
P6M1 = 0x00; P6M0 = 0x00;
P7M1 = 0x00; P7M0 = 0x00;

   usb_init();

IE2 |= 0x80;
//    Timer0_Init();

EA = 1;

   P40 = 0;

   while (DeviceState != DEVSTATE_CONFIGURED);

   while(1)
   {

   if (bUsbOutReady)
   {
         //USB_SendData(UsbOutBuffer,OutNumber);

         usb_OUT_done();
   }

            //任务1：
//             if( P32 == 0 )
//             {
//                      Delay20ms();
//                      if( P32 == 0 )
//                      {
//                            printf("按键按下次数\xfd:%d 次\r\n",(int)count);
//                            count++;
//
//                            while( P32 == 0 );
//
//                      }
//             }

//             //任务2：灯按一下点亮三秒后熄灭。
            if( P32 == 0 )
            {
                     Delay20ms();
                     if( P32 == 0 )
                     {
//                            printf("按键按下次数\xfd:%d 次\r\n",(int)count);
//                            count++;
                           P20 = 0;
                           Timer0_Init();
                           while( P32 == 0 );

                     }
            }

//
            //任务3：救护车灯控制器，按下报警按钮，红蓝交替闪烁（LED1和LED2表示红和蓝灯），再按一下报警按钮，红蓝灯停止。
            if( P32 == 0 )
            {
                     Delay20ms();
                     if( P32 == 0 )
                     {
                           Run_State = !Run_State;

                           if( Run_State==1 )
                           {
                                    Timer0_Init();
                           }
                           else
                           {
                                    TR0 = 0;
                                    P20 = 1;
                                    P21 = 1;
                           }
                           while( P32 == 0 );

                     }
            }

   }
}

页: [1]

国芯技术交流网站's Archiver

擎天柱学习：《8051U深度入门到32位51大型实战教学视频》打卡