擎天柱学习：《8051U深度入门到32位51大型实战教学视频》，打卡
第三集：擎天柱点亮LED灯，测试通过：
2.程序：
#include "ai8051u.h"
void main(void)
{
P2M0 = 0;
P2M1 = 0;
while(1)
{
P20 = 0; //P20端口输出0V
P21 = 0; //P21端口输出0V
}
}
第四集：
擎天柱USB-CDC 不停电下载，测试OK
程序如下：
#include "ai8051u.h" //调用头文件
#include "stc32_stc8_usb.h" //调用头文件
char *USER_DEVICEDESC = NULL;
char *USER_PRODUCTDESC = NULL;
char *USER_STCISPCMD = "@STCISP#";
void main(void)
{
P_SW2 |= 0x80; //B7位写1，使能访问XFR
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(); //USB CDC 接口配置
IE2 |= 0x80; //使能USB中断
EA = 1; //IE |= 0X80;
while (DeviceState != DEVSTATE_CONFIGURED); //等待USB完成配置
while(1)
{
if (bUsbOutReady)
{
USB_SendData(UsbOutBuffer,OutNumber);
usb_OUT_done();
}
P20 = 0;
P22 = 0;
}
}
第五集：擎天柱 C语言基础已学习，测试OK：
1，编译图片：
#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; //IE |= 0X80;
while (DeviceState != DEVSTATE_CONFIGURED); //等待USB完成配置
while(1)
{
if (bUsbOutReady) //如果接收到了数据
{
//USB_SendData(UsbOutBuffer,OutNumber); //发送数据缓冲区，长度（接收数据原样返回, 用于测试）
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(); //
}
}
}
第六集：擎天柱IO输入输出，测试通过：
#include "ai8051u.h" //调用头文件
#include "stc32_stc8_usb.h" //调用头文件
#include "intrins.h" //d调用头文件
#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) //@24.000MHzDelay20ms();
{
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 ) //判断P32按钮是否按下
// {
// 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 ) //判断P32按钮是否按下
// {
// P20 = 0;
// }
// else
// {
// P20 = 1;
// }
//任务3：按一下灯亮，按一下灯灭
if( P32 == 0 ) //判断P32按钮是否按下
{
Delay20ms(); //延时20ms消抖
if( P32 == 0 )
{
state = !state; //变量取反 0 1 0 1 0 1
P20 = state;
printf("state:%d\r\n",(int)state);
while( P32 == 0 ); //等待P32松开
}
}
}
}
第7集 定时器中断，打卡OK
#include "ai8051u.h" //调用头文件
#include "stc32_stc8_usb.h" //调用头文件
#include "intrins.h" //d调用头文件
#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) //@24.000MHzDelay20ms();
{
unsigned long edata i;
_nop_();
_nop_();
i = 119998UL;
while (i) i--;
}
void Timer0_Init(void); //3秒@24.000MHz //函数声明
void main(void)
{
int count=1; //按键计数变量
WTST = 0; //设置程序指令延时参数，赋值为0可将CPU执行指令的速度设置为最快
EAXFR = 1; //扩展寄存器(XFR)访问使能
CKCON = 0; //提高访问XRAM速度
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(); //USB CDC 接口配置
IE2 |= 0x80; //使能USB中断
// Timer0_Init(); //定时器初始化
EA = 1; //IE |= 0X80;
P40 = 0;
while (DeviceState != DEVSTATE_CONFIGURED); //等待USB完成配置
while(1)
{
if (bUsbOutReady) //如果接收到了数据
{
//USB_SendData(UsbOutBuffer,OutNumber); //发送数据缓冲区，长度（接收数据原样返回, 用于测试）
usb_OUT_done(); //
}
//任务1：
// if( P32 == 0 ) //判断P32按钮是否按下
// {
// Delay20ms(); //延时20ms消抖
// if( P32 == 0 )
// {
// printf("按键按下次数\xfd:%d 次\r\n",(int)count);
// count++;
//
// while( P32 == 0 ); //等待P32松开
//
// }
// }
// //任务2：灯按一下点亮三秒后熄灭。
if( P32 == 0 ) //判断P32按钮是否按下
{
Delay20ms(); //延时20ms消抖
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 ); //等待P32松开
}
}
//
//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 ) //判断P32按钮是否按下
{
Delay20ms(); //延时20ms消抖
if( P32 == 0 )
{
Run_State = !Run_State; //运行状态取反
if( Run_State==1 ) //运行
{
Timer0_Init();
}
else
{
TR0 = 0; //关闭定时器
P20 = 1;
P21 = 1;
}
while( P32 == 0 ); //等待P32松开
}
}
}
}
//void Timer0_Init(void) //3秒@24.000MHz 函数定义
//{
// TM0PS = 0x5B; //设置定时器时钟预分频 ( 注意:并非所有系列都有此寄存器,详情请查看数据手册 )
// AUXR &= 0x7F; //定时器时钟12T模式
// TMOD &= 0xF0; //设置定时器模式
// TL0 = 0x3F; //设置定时初始值
// TH0 = 0x01; //设置定时初始值
// TF0 = 0; //清除TF0标志
// TR0 = 1; //定时器0开始计时
// ET0 = 1; //使能定时器0中断
//
// //TM0PS = 91
// //12T /12
// // THO-TL0 = 319
//
//}
void Timer0_Init(void) //500毫秒@24.000MHz
{
TM0PS = 0x0F; //设置定时器时钟预分频 ( 注意:并非所有系列都有此寄存器,详情请查看数据手册 )
AUXR &= 0x7F; //定时器时钟12T模式
TMOD &= 0xF0; //设置定时器模式
TL0 = 0xDC; //设置定时初始值
TH0 = 0x0B; //设置定时初始值
TF0 = 0; //清除TF0标志
TR0 = 1; //定时器0开始计时
ET0 = 1; //使能定时器0中断
}
void Timer0_Isr(void) interrupt 1 //3秒执行一次
{
state = !state;
P20 = state;
P21 = !state;
}
第8集 定时器周期性调度任务
#include "io.h"
u8 State1 = 0; //LED1初始状态
u8 State2 = 0; //LED2初始状态
u8 State3 = 0; //LED3初始状态
u16 Key_Vol ; //按键按下持续时间
void LED0_Blink(void)
{
State1 = !State1;
P20 = State1;
}
void LED1_Blink(void)
{
State2 = !State2;
P21 = State2;
}
void LED2_Blink(void)
{
State3 = !State3;
P22 = State3;
}
void KEY_Task(void)
{
if( P32 == 0 )
{
Key_Vol++;
if( Key_Vol==5 )
{
//按键按下的任务
printf( "按键单击\r\n" );
}
}
else
{
Key_Vol = 0;
}
}
擎天柱 虚拟显示-LED，P2流水灯效果
io.c#include "io.h"u8 SEG_NUM[]={ 0x3F, /*'0', 0*/ 0x06, /*'1', 1*/ 0x5B, /*'2', 2*/ 0x4F, /*'3', 3*/ 0x66, /*'4', 4*/ 0x6D, /*'5', 5*/ 0x7D, /*'6', 6*/ 0x07, /*'7', 7*/ 0x7F, /*'8', 8*/ 0x6F, /*'9', 9*/ 0x77, /*'A', 10*/ 0x7C, /*'B', 11*/ 0x39, /*'C', 12*/ 0x5E, /*'D', 13*/ 0x79, /*'E', 14*/ 0x71, /*'F', 15*/ 0x40, /*'-', 16*/ 0x00, /*' ', 17*/ 0x80, /*'.', 18*/};u8 T_NUM ={ 0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80};u8 State1 = 0; //LED1初始状态u8 State2 = 0; //LED2初始状态u8 State3 = 0; //LED3初始状态u16 Key_Vol = 0; //按键按下持续时间void LED0_Blink(void){ State1 = !State1; P00 = State1;}void LED1_Blink(void){ State2 = !State2; P01 = State2;}void LED2_Blink(void){ State3 = !State3; P02 = State3;}void KEY_Task(void){// if( P32 == 0 )// {// Key_Vol++;// if( Key_Vol==5 )// {// //按键按下的任务// printf( "按键单击\r\n" );// }// }// else// {// Key_Vol = 0;// }}void Init_595(void){ HC595_SER = 0; HC595_RCK = 0; HC595_SCK = 0; }void Send_595( u8 dat ){ u8 i; for( i=0;i<8;i++ ) { dat <<= 1; HC595_SER = CY; HC595_SCK = 1; HC595_SCK = 0; }}void Display_Seg(u8 HC595_1,u8 HC595_2){ Send_595(HC595_1); Send_595(HC595_2); HC595_RCK = 1; HC595_RCK = 0;}u8 Seg_no = 0;u8 shi =0;u8 fen =0;u8 miao =0;void Seg_Task(void){ u8 num = 0; if( Seg_no ==0 ) { num = shi/10; Display_Seg( SEG_NUM, ~T_NUM ); } else if( Seg_no ==1 ) { num = shi%10; Display_Seg( SEG_NUM, ~T_NUM ); } else if( Seg_no ==2 ) { Display_Seg( SEG_NUM, ~T_NUM ); } else if( Seg_no ==3 ) { num = fen/10; Display_Seg( SEG_NUM, ~T_NUM ); } else if( Seg_no ==4 ) { num = fen%10; Display_Seg( SEG_NUM, ~T_NUM ); } else if( Seg_no ==5 ) { Display_Seg( SEG_NUM, ~T_NUM ); } else if( Seg_no ==6 ) { num = miao/10; Display_Seg( SEG_NUM, ~T_NUM ); } else if( Seg_no ==7 ) { num = miao%10; Display_Seg( SEG_NUM, ~T_NUM ); } else { } Seg_no ++; if( Seg_no>7 ) Seg_no=0;}void TIMECOUNT_Task(void){ miao ++; if( miao>59 ) { miao = 0; fen ++; if( fen>59 ) { fen = 0; shi ++; if( shi>23 ) shi = 0; } }}u8 state_now = 0;void PLED_40(void){ u8 cod; cod = 0x0f; //表示开启P0-P3 cod = 0x01; //P0端口 cod = 0x01; //P1 cod = T_NUM; //P2 cod = 0x01; //P3 LED40_SendData( cod,5 ); P2 = T_NUM; state_now++; if( state_now>7 ) state_now = 0;}Task.c#include "task.h"#include "io.h"static TASK_COMPONENTS Task_Comps[]={//状态计数周期函数// {0, 300, 300, LED0_Blink}, /* task 1 Period： 300ms */// {0, 600, 600, LED1_Blink}, /* task 1 Period： 600ms */// {0, 900, 900, LED2_Blink}, /* task 1 Period： 600ms */// {0, 10, 10, KEY_Task}, /* task 1 Period： 600ms */ {0,1, 1, Seg_Task}, /* task 1 Period： 600ms */ {0,1000,1000, TIMECOUNT_Task}, /* task 1 Period： 600ms */ {0,1000,1000, PLED_40}, /* task 1 Period： 600ms */};u8 Tasks_Max = sizeof(Task_Comps)/sizeof(Task_Comps);//========================================================================// 函数: Task_Handler_Callback// 描述: 任务标记回调函数.// 参数: None.// 返回: None.// 版本: V1.0, 2012-10-22//========================================================================void Task_Marks_Handler_Callback(void){ u8 i; for(i=0; i<Tasks_Max; i++) { if(Task_Comps.TIMCount) /* If the time is not 0 */ { Task_Comps.TIMCount--; /* Time counter decrement */ if(Task_Comps.TIMCount == 0) /* If time arrives */ { /*Resume the timer value and try again */ Task_Comps.TIMCount = Task_Comps.TRITime; Task_Comps.Run = 1; /* The task can be run */ } } }}//========================================================================// 函数: Task_Pro_Handler_Callback// 描述: 任务处理回调函数.// 参数: None.// 返回: None.// 版本: V1.0, 2012-10-22//========================================================================void Task_Pro_Handler_Callback(void){ u8 i; for(i=0; i<Tasks_Max; i++) { if(Task_Comps.Run) /* If task can be run */ { Task_Comps.Run = 0; /* Flag clear 0 */ Task_Comps.TaskHook(); /* Run task */ } }}io.h#ifndef __IO_H#define __IO_H#include "config.h" //调用头文件//#define 引脚名称 PXX的端口#define HC595_SER P34#define HC595_RCK P35#define HC595_SCK P32void LED0_Blink(void);void LED1_Blink(void);void LED2_Blink(void);void KEY_Task(void);void Send_595( u8 dat );void Display_Seg(u8 HC595_1,u8 HC595_2);void Seg_Task(void);void TIMECOUNT_Task(void);void Init_595(void);void PLED_40(void);#endif
擎天柱-虚拟显示-LED，P2流水灯效果（续）
第十集：虚拟LED和数码管
擎天柱/AI8051U转89C52-DIP40核心功能板V1.1打卡
任务1.（1）点亮P2口端口
void TASK_1( void )
{
//-------------------------p2端口流水灯------------------------
LED40_SetPort(2,~P2_STATE);//点亮P20端口
}
（2）P2口流水灯，P10闪烁
void TASK_1( void )
{
//-------------------------p2端口流水灯------------------------
LED40_SetPort(2,~P2_STATE);//点亮P20端口
P2_STATE = (P2_STATE << 1);
if( P2_STATE == 0 )
P2_STATE = 1;
//-------------------------p1端口闪烁------------------------
if(P10_STATE == 0)
LED40_SetBit(1,0);
else
LED40_ClrBit(1,0);
P10_STATE = !P10_STATE;
}
任务2.左边数码管显示P32按下次数，右边数码管显示P33按下次数
#include "io.h"
u8 State1 = 0; //LED1初始状态
u8 State2 = 0; //LED2初始状态
u8 State3 = 0; //LED3初始状态
u16 Key_Vol = 0;//按键按下持续时间
u16 Key_Vol_2 = 0;//按键按下持续时间
void LED0_Blink(void)
{
State1 = !State1;
P00 = State1;
}
void LED1_Blink(void)
{
State2 = !State2;
P01 = State2;
}
void LED2_Blink(void)
{
State3 = !State3;
P02 = State3;
}
u16 KEY1_COUNT = 0;//p32按钮计数
u16 KEY2_COUNT = 0;//p33按钮计数
void KEY_Task(void)
{
//----------P32按钮计数---------
if( P32 == 0)
{
Key_Vol++;
if(Key_Vol == 5)
{
KEY1_COUNT++;
}
}
else
{
Key_Vol = 0;
}
//----------P32按钮计数---------
if( P33 == 0)
{
Key_Vol_2++;
if(Key_Vol_2 == 5)
{
KEY2_COUNT++;
}
}
else
{
Key_Vol_2 = 0;
}
}
u8 P2_STATE = 0X01;
u8 P10_STATE = 0;
// 任务2：左边数码管显示P32按下次数，右边数码管显示P33按下次数
void TASK_2( void )
{
KEY_Count = KEY1_COUNT *10000+KEY2_COUNT;
SEG7_ShowLong(KEY_Count , 10);
}
io.h
#ifndef __IO_H
#define __IO_H
#include "config.h" //调用头文件
void LED0_Blink(void);
void LED1_Blink(void);
void LED2_Blink(void);
void KEY_Task(void);
void TASK_1( void );
void TASK_2( void );
#endif
任务3：按下数字按键在数码管显示对应的按键数字
//任务3：按下数字按键在数码管显示对应的按键数字
void TASK_3( void )
{
SEG7_ShowLong(REC_NUM , 10);
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