基于串口屏和語音控制的單片機代碼

ID:981666 · 發表于 2023-5-7 14:37

程序代碼
#include "reg51.h"
#include "intrins.h"
bit busy;
unsigned char uart_buff = 0xff;
unsigned char speak_buff = 0x0f;
unsigned char out_buff = 0xff;
unsigned char temp;
unsigned char counter0 = 0;
bit speak_refresh_flag = 0;
bit hmi_refresh_flag = 0;
void delay_ms(unsigned int ms)//延時函數
{
      unsigned char k;
      while(ms--)
      {
      for(k=0;k<123;k++);//晶振頻率12MHz時，1ms實際延時1.016ms。
}
}
void uart_check( )//串口屏點亮函數
{
switch( SBUF )//循環接收SBUF當中的信息
      {
      case 0x02:
      {
      uart_buff = uart_buff & 0xfe;//接收到02信號后客廳的燈光打開
            break;
            }
      case 0x01:
            {
            uart_buff = uart_buff | 0x01;//接收到01信號后客廳的燈光關閉
            break;
            }
      case 0x04:
            {
            uart_buff = uart_buff & 0xfd;//接收到04的信號后臥室一的燈光打卡
            break;
            }
      case 0x03:
            {
            uart_buff = uart_buff | 0x02;//接收到03的信號后臥室一的燈光關閉
            break;
            }
      case 0x06:
            {
            uart_buff = uart_buff & 0xfb;//接收到06的信號后臥室二的燈光打開
            break;
            }
      case 0x05:
            {
            uart_buff = uart_buff | 0x04;//接收到05的信號后臥室二的燈光關閉
            break;
            }
      case 0x08:
            {
            uart_buff = uart_buff & 0xf7;//接收的08的信號后臥室三的燈光打開
            break;
            }
      case 0x07:
            {
            uart_buff = uart_buff | 0x08;//接收到07的信號后臥室三的燈光關閉
            break;
            }
      case 0x00:
            {
            uart_buff = uart_buff & 0xf0;//接收到00的信號后全部的房間的燈光打開
            break;
            }
      case 0xff:
            {
            uart_buff = uart_buff | 0x0f;//接收到ff信號后全部房間的燈光都關閉
            break;
            }
      default: break;
      }
}
void UartIsr() interrupt 4//串口中斷函數
{
if (TI)
{
      TI = 0;//發送信號后TI置0
      busy = 0;//清空BUSY中的信息
}
if (RI)
{
      RI = 0;//接收信號后RI置0
                        hmi_refresh_flag = 1;
      //uart_buff = SBUF;
                        uart_check();
}
}
void Timer0Isr() interrupt 1//延時中斷函數
{
TH0 = (65536 - 50000) / 256;
TL1 = (65536 - 50000) % 256;
counter0++;
      if(counter0 == 4)
      {
      counter0 = 0;
      temp = ( P0 & 0X0F );
            if(speak_buff != temp)
            {
                     speak_buff = temp;
                     speak_refresh_flag = 1;
            }
      }
}

void UartInit( )//功能初始化
{
SCON = 0x50;
TMOD = 0x21;
      PCON = PCON | 0X80;
TL1 = 0XFA;
TH1 = 0XFA;
TR1 = 1;
busy = 0;
}
void Timer0Init()//內存初始化
{
TMOD = 0x21;
TH0 = (65536 - 50000) / 256;
TL1 = (65536 - 50000) % 256;
TR0 = 1;
}
void UART_Send_Byte(char dat)//字節發送
{
while (busy);
busy = 1;
SBUF = dat;
}
void UART_Send_Str(char *p)//字符串發送
{
while (*p)
{
      UART_Send_Byte(*p++);
}
}
void UART_Send_END(void) //發送結束符
{
      UART_Send_Byte(0xFF);
      UART_Send_Byte(0xFF);
      UART_Send_Byte(0xFF);
}
void speak_check( )//語音點亮函數
{
switch(speak_buff)//循環語音接收模塊內存
{
      case 0x00://接收到02信號后客廳的燈光打開
      {
      UART_Send_Str("bt0.pic=3"); //發送指令控制串口屏控制圖標的改變       UART_Send_END();
      UART_Send_Str("bt1.pic=3");
      UART_Send_END();
      UART_Send_Str("bt2.pic=3");
      UART_Send_END();
      UART_Send_Str("bt3.pic=3");
      UART_Send_END();//結束指令發送
      break;
      }
      case 0x01://接受到01信號后客廳的燈光關閉
      {
      UART_Send_Str("bt0.pic=4"); //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=3");
      UART_Send_END();
      UART_Send_Str("bt2.pic=3");
      UART_Send_END();
      UART_Send_Str("bt3.pic=3");
      UART_Send_END();//結束指令發送
            break;
      }
      case 0x02:/接受到04信號后客廳的燈光打開
      {
      UART_Send_Str("bt0.pic=3"); //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=4");
      UART_Send_END();
      UART_Send_Str("bt2.pic=3");
      UART_Send_END();
      UART_Send_Str("bt3.pic=3");
      UART_Send_END();//結束指令發送
            break;
      }
      case 0x03://接受到03信號后客廳的燈光關閉
      {
      UART_Send_Str("bt0.pic=4"); //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=4");
      UART_Send_END();
      UART_Send_Str("bt2.pic=3");
      UART_Send_END();
      UART_Send_Str("bt3.pic=3");
      UART_Send_END();/結束指令發送
            break;
      }
      case 0x04://接受到06信號后客廳的燈光打開
      {
      UART_Send_Str("bt0.pic=3"); //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=3");
      UART_Send_END();
      UART_Send_Str("bt2.pic=4");
      UART_Send_END();
      UART_Send_Str("bt3.pic=3");
      UART_Send_END();//結束指令發送
            break;
      }
      case 0x05://接受到05信號后客廳的燈光關閉
      {
      UART_Send_Str("bt0.pic=4"); //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=3");
      UART_Send_END();
      UART_Send_Str("bt2.pic=4");
      UART_Send_END();
      UART_Send_Str("bt3.pic=3");
      UART_Send_END();//結束指令發送
            break;
      }
      case 0x06:/接受到08信號后客廳的燈光打開
      {
      UART_Send_Str("bt0.pic=3");  //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=4");
      UART_Send_END();
      UART_Send_Str("bt2.pic=4");
      UART_Send_END();
      UART_Send_Str("bt3.pic=3");
      UART_Send_END();/結束指令發送
            break;
      }
      case 0x07://接受到07信號后客廳的燈光關閉
      {
      UART_Send_Str("bt0.pic=4");  //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=4");
      UART_Send_END();
      UART_Send_Str("bt2.pic=4");
      UART_Send_END();
      UART_Send_Str("bt3.pic=3");
      UART_Send_END();//結束指令發送
            break;
      }
      case 0x08:
      {
      UART_Send_Str("bt0.pic=4");  //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=3");
      UART_Send_END();
      UART_Send_Str("bt2.pic=3");
      UART_Send_END();
      UART_Send_Str("bt3.pic=3");
      UART_Send_END();/結束指令發送
            break;
      }
      case 0x09:
      {
      UART_Send_Str("bt0.pic=4");  //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=3");
      UART_Send_END();
      UART_Send_Str("bt2.pic=3");
      UART_Send_END();
      UART_Send_Str("bt3.pic=4");
      UART_Send_END();//結束指令發送
            break;
      }
      case 0x0a:
      {
      UART_Send_Str("bt0.pic=3"); //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=4");
      UART_Send_END();
      UART_Send_Str("bt2.pic=3");
      UART_Send_END();
      UART_Send_Str("bt3.pic=4");
      UART_Send_END();//結束指令發送
            break;
      }
      case 0x0b:
      {
      UART_Send_Str("bt0.pic=4");  //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=4");
      UART_Send_END();
      UART_Send_Str("bt2.pic=3");
      UART_Send_END();
      UART_Send_Str("bt3.pic=4");
      UART_Send_END();//結束指令發送
            break;
      }
      case 0x0c:
      {
      UART_Send_Str("bt0.pic=3"); //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=3");
      UART_Send_END();
      UART_Send_Str("bt2.pic=4");
      UART_Send_END();
      UART_Send_Str("bt3.pic=4");
      UART_Send_END();//結束指令發送
            break;
      }
      case 0x0d:
      {
      UART_Send_Str("bt0.pic=4"); //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=3");
      UART_Send_END();
      UART_Send_Str("bt2.pic=4");
      UART_Send_END();
      UART_Send_Str("bt3.pic=4");
      UART_Send_END();/結束指令發送
            break;
      }
      case 0x0e:
      {
      UART_Send_Str("bt0.pic=3"); //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=4");
      UART_Send_END();
      UART_Send_Str("bt2.pic=4");
      UART_Send_END();
      UART_Send_Str("bt3.pic=4");
      UART_Send_END();//結束指令發送
            break;
      }
      case 0x0f:
      {
      UART_Send_Str("bt0.pic=4"); //發送指令控制串口屏控制圖標的改變
      UART_Send_END();
      UART_Send_Str("bt1.pic=4");
      UART_Send_END();
      UART_Send_Str("bt2.pic=4");
      UART_Send_END();
      UART_Send_Str("bt3.pic=4");
      UART_Send_END();/結束指令發送
            break;
      }
      default:break;

}
}
void main()
{
P0 = 0XFF;
      UartInit();
      Timer0Init();
ES = 1;
      ET0 = 1;
EA = 1;
      delay_ms(1000);
      UART_Send_END();

while (1)
{
                     while((speak_refresh_flag == 0) && (hmi_refresh_flag == 0))/循環語音恢復標志和屏幕恢復標志都等于零那么所有房間的燈光都關閉。
                     {
                              P1 = out_buff;
                     }
   if((speak_refresh_flag == 1) || (hmi_refresh_flag == 1))//如果語音恢復標志或者是屏幕恢復標志其中一個等于一。
                     {
                              if( speak_refresh_flag == 1 )//如果是語音的等于一那么執行語音模塊。                               {
                              out_buff = speak_buff;
                              speak_check( );
                              speak_refresh_flag = 0;
                              }
                              else if( hmi_refresh_flag == 1 )//若是屏幕那么就執行屏幕功能。                               {
                              out_buff = uart_buff;
                              hmi_refresh_flag = 0;
                              }
                     }
}
}

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基于串口屏和語音控制的單片機代碼