test.m

matlab环境下的多路串口数据实时绘图显示

huipushtool3=uipushtool('tooltipstring','通道3',...                                                               %建立push3工具栏。
                         'CData',imread('3.jpg'));
huipushtool4=uipushtool('tooltipstring','通道4',...                                                              %建立push4工具栏。
                         'CData',imread('4.jpg'));
huipushtool5=uipushtool('tooltipstring','通道5' ,...                                                              %建立push5工具栏。
                         'CData',imread('5.jpg'));
huipushtool6=uipushtool('tooltipstring','通道6',...                                                               %建立push6工具栏。
                         'CData',imread('6.jpg'));
huipushtool7=uipushtool('tooltipstring','通道7' ,...                                                             %建立push7工具栏。
                         'CData',imread('7.jpg'));
huipushtool8=uipushtool('tooltipstring','通道8',...                                                               %建立push8工具栏。
                         'CData',imread('8.jpg'));

%下面这一段程序是用来建立控件和确定坐标轴的大小。
htext1=uicontrol(hmainfig,'style','text','position',[0.04,0.82,0.05,0.05],...                        %建立一个静态文本框用来显示测量单位(左上）。
                             'backgroundcolor',[0.8,0.8,0.8],'string','单位',...
                             'foregroundcolor','magenta','tag','htext1');
 setappdata(hmainfig,'htext1',htext1);
htext2=uicontrol(hmainfig,'style','text','position',[0.04,0.38,0.05,0.05],...                        ％建立一个静态文本框用来显示测量单位（左下）。
                              'backgroundcolor',[0.8,0.8,0.8],'string','',...
                              'foregroundcolor','magenta','tag','htext2');
  setappdata(hmainfig,'htext2',htext2);
 htext5=uicontrol(hmainfig,'style','text','position',[0.93,0.82,0.06,0.05],...
                              'backgroundcolor',[0.8,0.8,0.8],'string','',...
                                'tag','htext5');
  setappdata(hmainfig,'htext5',htext5);
 htext55=uicontrol(hmainfig,'style','text','position',[0.93,0.77,0.05,0.05],...
                              'backgroundcolor',[0.8,0.8,0.8],'string','',...
                               'foregroundcolor','blue','tag','htext55');
 setappdata(hmainfig,'htext55',htext55);
htext6=uicontrol(hmainfig,'style','text','position',[0.93,0.38,0.06,0.05],...
                              'backgroundcolor',[0.8,0.8,0.8],'string',':',...
                               'tag','htext6');
setappdata(hmainfig,'htext6',htext6);
htext66=uicontrol(hmainfig,'style','text','position',[0.93,0.33,0.05,0.05],...
                              'backgroundcolor',[0.8,0.8,0.8],'string','',...
                               'foregroundcolor','blue','tag','htext66');
setappdata(hmainfig,'htext66',htext66);
htext21=uicontrol(hmainfig,'style','text','string','X:','backgroundcolor',[0.8 0.8 0.8],...   %建立一个静态文本框用来显示“X：”。
                             'position',[0.15,0.96,0.08,0.04]);
 setappdata(hmainfig,'htext21',htext21);  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
htext22=uicontrol(hmainfig,'style','text','string','0.000','backgroundcolor',[0.8 0.8 0.8],...       %建立一个静态文本用来显示当前点的横坐标。
                              'foregroundcolor','blue',...
                             'position',[0.20,0.96,0.08,0.04],'tag','htext22');
setappdata(hmainfig,'htext22',htext22);

htext31=uicontrol(hmainfig,'style','text','string','Y:','backgroundcolor',[0.8 0.8 0.8],...   %建立一个静态文本用来显示“Y:"。
                             'position',[0.15,0.91,0.05,0.04]);
 setappdata(hmainfig,'htext31',htext31);
htext32=uicontrol(hmainfig,'style','text','string','0.000','backgroundcolor',[0.8 0.8 0.8],...       ％建立一个静态文本用来当前点的纵坐标。
                            'foregroundcolor','red',...
                             'position',[0.20,0.91,0.08,0.04],'tag','htext32');
setappdata(hmainfig,'htext32',htext32);
htext41=uicontrol(hmainfig,'style','text','string','第','backgroundcolor',[0.8,0.8,0.8],...   ％建立一个静态文本框用来显示”第“。
                              'fontweight','bold','fontsize',13,...
                              'horizontalalignment','right',...
                              'position',[0.4,0.91,0.05,0.06]);
setappdata(hmainfig,'htext41',htext41);
htext42=uicontrol(hmainfig,'style','text','string','1','backgroundcolor',[0.8,0.8,0.8],...      ％建立一个静态文本用来显示当前是第几通道。
                              'fontweight','bold','fontsize',13,...
                               'position',[0.45,0.91,0.04,0.06]);
setappdata(hmainfig,'htext42',htext42);                           
htext43=uicontrol(hmainfig,'style','text','string','通道','backgroundcolor',[0.8,0.8,0.8],...  ％建立一个静态文本用来显示”通道“两字。
                               'fontweight','bold','fontsize',13,...
                               'horizontalalignment','left',...
                               'position',[0.49,0.91,0.08,0.06]);
setappdata(hmainfig,'htext43',htext43);

htext23=uicontrol(hmainfig,'style','text','string','温度:','backgroundcolor',[0.8 0.8 0.8],...   %建立一个静态文本框用来显示“温度：”。
                             'position',[0.35,0.96,0.05,0.04]);
 setappdata(hmainfig,'htext23',htext23);  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

htext24=uicontrol(hmainfig,'style','text','string', num2str(tmp1),'backgroundcolor',[0.8 0.8 0.8],...       %建立一个静态文本用来显示返回的温度值。
                             'foregroundcolor','blue',...
                          'position',[0.40,0.96,0.08,0.04],'tag','htext24');
setappdata(hmainfig,'htext24',htext24);

  
%下面这段程序是定义子菜单quit的对话框，用来提示用户。
 set(hmenu15,'callback',...
                             ['q=questdlg(''你确定要退出这个界面吗？别忘了存盘！'',''关闭'',''Yes'',''No'',''Yes'');',...
                                '   if strcmp(q,''Yes'')',...
                                   'delete(hmainfig);',...
                                   ' else',... 
                                     'return;',...
                                     ' end']);

         
 % M-code for communicating with an instrument.
% create  a  serial port object.
    obj1 = instrfind('Type', 'serial', 'Port', 'COM1', 'Tag', '');
% Create the serial port object if it does not exist
% otherwise use the object that was found.
if isempty(obj1)
    obj1 = serial('COM1');
else
    fclose(obj1);
    obj1 = obj1(1) ;
end
%下面这三行程序是用来对串口的属性进行设置，包括对比特率的设置，输入输出缓冲区的大小等等进行设置。
set(obj1,'BaudRate',38400,'FlowControl','hardware','Timeout',50) ;
set(obj1,'Inputbuffersize',4096,'Outputbuffersize',4096,'parity','none','databits',8,'stopbits',1);
%下面这句是设置终止符，ASCII码为10的字符是换行符（\n)。
set(obj1,'Terminator',10);

    
%打开串口
 fopen(obj1);
 
 y=1;
 indata=[0 0];                                                                               %定义一个数组，用来接收串口发送过来的原始数据。
 data=[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0];
 
 m=[0 0 0 0 0 0 0 0];                                                                   %定义一个数组，用来存放最新接收的8个数据。
 
 
 %for j=1:16                                                                                    %每个通道先接收2个数据，并用这两个数据来画出8个曲线。
      %  for i=1:2
         %  indata(i)=fscanf(obj1,'%',1);
        %if indata(i)>97                                                                       %根据其ASCII码来进行相应的处理，以得到其相应的数值。
        %    indata(i)=indata(i)-87;
       % else 
       %     indata(i)=indata(i)-48;
       %     end
      %  end
       
    % data(j)=indata(1).*16+indata(2);                                          %将十六进制数据变成十进制的BCD码的数据。
     %data(j)=data(j).*1/51;
 % end
 
 
 
 a1=[1,data(1);2,data(9)];                                                          %定义8个数组，并且这个数组的元素就是由data的元素组成。


 
ct=datestr(now);                                                                 %以下这一大段程序是对数据进行保存的，把数据分别保存成8个文件。
tt='                                                     你开始测的时间是：  ';
tt=strcat(tt,ct);                                                                      %每个文件名都是以通道名和该时刻的时间合并的字符串作为文件名。
dt=datestr(ct,30);                               
dt=strcat(dt,'.txt');
str1=strcat('1通道_',dt);                                                     %这段代码自我感觉很好，非常具有创新精神，在此表扬一下自己，再接再励。


fid1=fopen(str1,'at+');
fprintf(fid1,'                                 你好，这是第一通道的数据\n\n');
fprintf(fid1,tt); 
fprintf(fid1,'\n\n');
fprintf(fid1,'                     %g          %1.4g\n',a1');
fclose(fid1);
       
 haxes1=axes('box','on','units','normalized','position',[0.12,0.1,0.8,0.78],'tag','haxes1');
 hline1=plot(1:2,a1(:,2));
 set(hline1,'markersize',10,'erasemode','none');
 axis([0 1000 0 5]);
 hold on;
 grid on;          
      

 
 set(gcf,'currentaxes',haxes1);
 hcurrent=haxes1;
 hresult=hline1;
 movegui(hmainfig,'center');
set(hmainfig,'visible','on');

set(hmainfig,'windowbuttondownfcn',...
                                          ['p=get(gca,''currentpoint'');',...
                                            'global  hmainfig;',...
                                            'htext22=getappdata(hmainfig,''htext22'');',...
                                            'htext32=getappdata(hmainfig,''htext32'');',...
                                         'set(htext22,''string'',num2str(p(1)));',...
                                          ' set(htext32,''string'',num2str(p(3)));']);
allaxes=[haxes1];
allline=[hline1];
setappdata(hmainfig,'allaxes',allaxes);
setappdata(hmainfig,'allline',allline);


  while 1
      
equation(1)=str2num(hinput2.equation1);
     
        %  for    n=1:8
         %       for   k=1:2
          %          indata(k)=fscanf(obj1,'%c',1);
           %         if   indata(k)>97
            %            indata(k)=indata(k)-87;
            %       else 
            %            indata(k)=indata(k)-48;
            %       end
            %    end                
            %    m(n)=indata(1).*16+indata(2);
             %    m(n)=m(n)*equation(n);
              %  m(n)=m(n).*1/51;
    %
              
    %     end
 tmp1=tmp1+1;
 if tmp1 > 100
     tmp1 = 0;
 end
 %temp = num2str(tmp1);
          
   b1=[y+2,m(1)];
   
   
   fid1=fopen(str1,'at+');
fprintf(fid1,'                     %g          %1.4g\n',b1);
fclose(fid1);