单片机端采用C51实现单个单片机与PC串口通信任务Word文件下载.docx

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单片机端采用C51实现单个单片机与PC串口通信任务Word文件下载.docx

sbita3=P0^2;

sbita4=P0^3;

sbita5=P0^4;

sbita6=P0^5;

sbita7=P0^6;

sbita8=P0^7;

voiddelay(uintx)//延时

{

uchari;

while(x--)for(i=0;

i<

120;

i++);

}

voiduart(void)interrupt4//把接收到的数据写入ucReceiveData()

TI=0;

RI=0;

if(SBUF=='

h'

)//接收到'

H'

字符发送'

OK'

{

SBUF='

o'

;

while(TI==0)

;

}

elseif(SBUF=='

1'

)a1=0;

elseif(SBUF=='

2'

)a1=1;

3'

)a2=0;

4'

)a2=1;

5'

)a3=0;

6'

)a3=1;

7'

)a4=0;

8'

)a4=1;

9'

)a5=0;

a'

)a5=1;

b'

)a6=0;

c'

)a6=1;

d'

)a7=0;

e'

)a7=1;

f'

)a8=0;

g'

)a8=1;

voidmain(void)

{

ucharb=0xfe;

TMOD=0x20;

//定时器1--方式2

IE=0x12;

//中断控制设置,串口、T2开中断

PCON=0x80;

//电源控制

SCON=0x50;

//方式1

TL1=0xFa;

//0xF4;

//12MHZ晶振,波特率为48000xf34800

TH1=0xFa;

//11.0592MHZ晶振,波特率为48000xf496000xfa192000xfd

TR1=1;

//启动定时

ES=1;

EA=1;

//P0=0;

while

(1)

{

P1=0;

 

usingSystem;

usingSystem.Collections.Generic;

usingSystem.ComponentModel;

usingSystem.Data;

usingSystem.Drawing;

usingSystem.Text;

usingSystem.Windows.Forms;

usingSystem.Drawing.Drawing2D;

namespacelsd1

publicpartialclassForm1:

Form

inta=0,b=2,c=0,d=0;

intm;

intsur=0;

intsu=0,sf=0;

publicForm1()

InitializeComponent();

privatevoidForm1_Load(objectsender,EventArgse)

this.skinEngine1.SkinFile="

WaveColor1.ssk"

GraphicsPathgp=newGraphicsPath();

gp.AddEllipse(pictureBox1.ClientRectangle);

Regionregion=newRegion(gp);

pictureBox1.Region=region;

pictureBox2.Region=region;

pictureBox3.Region=region;

pictureBox4.Region=region;

pictureBox5.Region=region;

pictureBox6.Region=region;

pictureBox7.Region=region;

pictureBox8.Region=region;

gp.Dispose();

region.Dispose();

label5.ForeColor=Color.Red;

timer1.Enabled=false;

timer2.Enabled=false;

privatevoidbutton8_Click(objectsender,EventArgse)

if(textBox1.Text!

="

"

if(serialPort1.IsOpen)

pictureBox1.BackColor=Color.DarkSeaGreen;

serialPort1.Write("

2"

);

pictureBox2.BackColor=Color.RosyBrown;

4"

pictureBox3.BackColor=Color.DarkSeaGreen;

6"

pictureBox4.BackColor=Color.RosyBrown;

8"

pictureBox5.BackColor=Color.DarkSeaGreen;

a"

pictureBox6.BackColor=Color.RosyBrown;

c"

pictureBox7.BackColor=Color.DarkSeaGreen;

e"

pictureBox8.BackColor=Color.RosyBrown;

g"

sur=20;

serialPort1.Close();

button8.Text="

打开串口"

textBox1.Enabled=true;

else

sur=0;

serialPort1.PortName=comboBox1.Text;

serialPort1.BaudRate=Convert.ToInt32(comboBox2.Text);

try

serialPort1.Open();

关闭串口"

textBox1.Enabled=false;

comboBox2.Enabled=false;

comboBox1.Enabled=false;

timer1.Interval=Convert.ToInt32(textBox1.Text);

timer1.Enabled=true;

timer2.Enabled=true;

catch

MessageBox.Show("

串口打开失败了!

\n\n可能是串口已补占用。

请输入延时时间~"

privatevoidbutton1_Click(objectsender,EventArgse)

sur=1;

sf=0;

su=0;

b=2;

privatevoidbutton2_Click(objectsender,EventArgse)

sur=2;

privatevoidbutton6_Click(objectsender,EventArgse)

sur=3;

privatevoidbutton4_Click(objectsender,EventArgse)

sur=4;

privatevoidbutton5_Click(objectsender,EventArgse)

sur=5;

b=0;

privatevoidbutton3_Click(objectsender,EventArgse)

sur=6;

privatevoidbutton7_Click(objectsender,EventArgse)

v"

发送失败了!

\n\n请打开串口。

privatevoidtimer1_Tick(objectsender,EventArgse)

if(sur==0)

if(a==0)

pictureBox1.BackColor=Color.Green;

1"

pictureBox2.BackColor=Color.Red;

3"

pictureBox3.BackColor=Color.Green;

5"

pictureBox4.BackColor=Color.Red;

7"

pictureBox5.BackColor=Color.Green;

9"

pictureBox6.BackColor=Color.Red;

b"

pictureBox7.BackColor=Color.Green;

d"

pictureBox8.BackColor=Color.Red;

f"

a=~a;

if(sur<

3||su==8||sf==8)

pictureBox4.BackColor=Color.

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