MATLAB串口通信设计源码.doc

(word完整版)MATLAB串口通信设计源码function varargout = PJSerialCOM（varargin) PJSERIALCOM M-file for PJSerialCOM。fig PJSERIALCOM, by itself, creates a new PJSERIALCOM or raises the existing% singleton.% H = PJSERIALCOM returns the handle to a new PJSERIALCOM or the handle to% the existing singleton.% PJSERIALCOM（CALLBACK，hObject,eventData，handles，。) calls the local function named CALLBACK in PJSERIALCOM.M with the given input arguments。 PJSERIALCOM（Property,Value,。.。) creates a new PJSERIALCOM or raises the% existing singleton。 Starting from the left, property value pairs are% applied to the GUI before PJSerialCOM_OpeningFcn gets called。 An% unrecognized property name or invalid value makes property application% stop。 All inputs are passed to PJSerialCOM_OpeningFcn via varargin。% See GUI Options on GUIDEs Tools menu。 Choose ”GUI allows only one instance to run (singleton)”。 See also： GUIDE, GUIDATA， GUIHANDLES % Edit the above text to modify the response to help PJSerialCOM Last Modified by GUIDE v2。5 26-May-2012 18:45:14 Begin initialization code DO NOT EDITgui_Singleton = 1；gui_State = struct（gui_Name， mfilename， .。 gui_Singleton, gui_Singleton， . gui_OpeningFcn， PJSerialCOM_OpeningFcn， 。. gui_OutputFcn, PJSerialCOM_OutputFcn， 。 gui_LayoutFcn， ， 。 gui_Callback， ）；if nargin ischar（varargin1） gui_State.gui_Callback = str2func（varargin1）;end if nargout varargout1:nargout = gui_mainfcn(gui_State, varargin:)；else gui_mainfcn（gui_State, varargin：);end End initialization code DO NOT EDIT % Executes just before PJSerialCOM is made visible.function PJSerialCOM_OpeningFcn(hObject， eventdata， handles, varargin） This function has no output args， see OutputFcn。 hObject handle to figure% eventdata reserved - to be defined in a future version of MATLAB handles structure with handles and user data (see GUIDATA) varargin command line arguments to PJSerialCOM (see VARARGIN) % Choose default command line output for PJSerialCOMhandles.output = hObject; Update handles structureguidata（hObject, handles）； UIWAIT makes PJSerialCOM wait for user response (see UIRESUME)% uiwait（handles.figPJSerialCOM）；set(handles。btnClosePort，Enable，off);set（handles.btnSendData,Enable,Off);setappdata（handles。figPJSerialCOM，u，); - Outputs from this function are returned to the command line.function varargout = PJSerialCOM_OutputFcn(hObject， eventdata， handles） varargout cell array for returning output args (see VARARGOUT）;% hObject handle to figure eventdata reserved to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA） Get default command line output from handles structurevarargout1 = handles。output； - Executes on selection change in pumComPort.function pumComPort_Callback(hObject, eventdata, handles) hObject handle to pumComPort (see GCBO） eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA) % Hints： contents = get（hObject,String) returns pumComPort contents as cell array contentsget（hObject，Value) returns selected item from pumComPort - Executes during object creation， after setting all properties。function pumComPort_CreateFcn(hObject， eventdata, handles) hObject handle to pumComPort (see GCBO)% eventdata reserved - to be defined in a future version of MATLAB handles empty handles not created until after all CreateFcns called Hint： popupmenu controls usually have a white background on Windows.% See ISPC and COMPUTER.if ispc & isequal(get（hObject，BackgroundColor）, get(0,defaultUicontrolBackgroundColor) set(hObject，BackgroundColor，white)；end - Executes on selection change in pumBaudRate.function pumBaudRate_Callback(hObject, eventdata, handles） hObject handle to pumBaudRate (see GCBO） eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data (see GUIDATA) Hints： contents = get(hObject，String） returns pumBaudRate contents as cell array% contentsget(hObject,Value) returns selected item from pumBaudRate % - Executes during object creation, after setting all properties.function pumBaudRate_CreateFcn（hObject， eventdata, handles）% hObject handle to pumBaudRate （see GCBO）% eventdata reserved - to be defined in a future version of MATLAB handles empty - handles not created until after all CreateFcns called Hint: popupmenu controls usually have a white background on Windows。 See ISPC and COMPUTER.if ispc & isequal(get（hObject，BackgroundColor)， get(0,defaultUicontrolBackgroundColor) set（hObject,BackgroundColor，white)；end - Executes on selection change in pumDataBits.function pumDataBits_Callback（hObject， eventdata， handles）% hObject handle to pumDataBits (see GCBO）% eventdata reserved to be defined in a future version of MATLAB handles structure with handles and user data （see GUIDATA) % Hints： contents = get(hObject,String) returns pumDataBits contents as cell array contentsget（hObject,Value) returns selected item from pumDataBits Executes during object creation， after setting all properties。function pumDataBits_CreateFcn（hObject, eventdata, handles） hObject handle to pumDataBits (see GCBO) eventdata reserved - to be defined in a future version of MATLAB% handles empty - handles not created until after all CreateFcns called Hint: popupmenu controls usually have a white background on Windows.% See ISPC and COMPUTER。if ispc & isequal（get(hObject，BackgroundColor), get(0,defaultUicontrolBackgroundColor)） set（hObject，BackgroundColor,white）;end % Executes on selection change in pumStopBits.function pumStopBits_Callback（hObject, eventdata, handles)% hObject handle to pumStopBits (see GCBO）% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data （see GUIDATA) % Hints: contents = get(hObject，String） returns pumStopBits contents as cell array% contentsget（hObject，Value） returns selected item from pumStopBits - Executes during object creation, after setting all properties.function pumStopBits_CreateFcn(hObject， eventdata, handles)% hObject handle to pumStopBits （see GCBO） eventdata reserved - to be defined in a future version of MATLAB handles empty - handles not created until after all CreateFcns called % Hint: popupmenu controls usually have a white background on Windows.% See ISPC and COMPUTER。if ispc & isequal（get（hObject，BackgroundColor）, get（0,defaultUicontrolBackgroundColor)） set(hObject，BackgroundColor,white）；end % - Executes on selection change in pumParity.function pumParity_Callback(hObject， eventdata, handles）% hObject handle to pumParity （see GCBO) eventdata reserved to be defined in a future version of MATLAB handles structure with handles and user data （see GUIDATA） Hints: contents = get(hObject，String) returns pumParity contents as cell array% contentsget（hObject,Value) returns selected item from pumParity - Executes during object creation， after setting all properties。function pumParity_CreateFcn(hObject， eventdata, handles）% hObject handle to pumParity (see GCBO）% eventdata reserved to be defined in a future version of MATLAB% handles empty - handles not created until after all CreateFcns called % Hint: popupmenu controls usually have a white background on Windows. See ISPC and COMPUTER。if ispc & isequal(get(hObject，BackgroundColor）， get(0,defaultUicontrolBackgroundColor）) set（hObject，BackgroundColor，white);end - Executes on selection change in pumFlowControl.function pumFlowControl_Callback(hObject， eventdata, handles）% hObject handle to pumFlowControl （see GCBO） eventdata reserved to be defined in a future version of MATLAB% handles structure with handles and user data （see GUIDATA) % Hints： contents = get(hObject，String） returns pumFlowControl contents as cell array contentsget(hObject，Value) returns selected item from pumFlowControl % - Executes during object creation, after setting all properties.function pumFlowControl_CreateFcn（hObject， eventdata, handles)% hObject handle to pumFlowControl (see GCBO)% eventdata reserved to be defined in a future version of MATLAB handles empty handles not created until after all CreateFcns called Hint： popupmenu controls usually have a white background on Windows。 See ISPC and COMPUTER.if ispc isequal（get(hObject，BackgroundColor）， get(0，defaultUicontrolBackgroundColor)） set（hObject,BackgroundColor,white);end function edtRecvData_Callback(hObject, eventdata， handles） hObject handle to edtRecvData (see GCBO）% eventdata reserved to be defined in a future version of MATLAB% handles structure with handles and user data （see GUIDATA) % Hints: get（hObject，String) returns contents of edtRecvData as text% str2double（get(hObject，String） returns contents of edtRecvData as a double % - Executes during object creation, after setting all properties.function edtRecvData_CreateFcn(hObject, eventdata, handles) hObject handle to edtRecvData （see GCBO）% eventdata reserved to be defined in a future version of MATLAB% handles empty handles not created until after all CreateFcns called Hint： edit controls usually have a white background on Windows。% See ISPC and COMPUTER.if ispc & isequal(get（hObject,BackgroundColor）, get（0，defaultUicontrolBackgroundColor) set（hObject,BackgroundColor,white）；end function edtSendData_Callback（hObject, eventdata, handles)% hObject handle to edtSendData (see GCBO）% eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data （see GUIDATA) Hints： get（hObject,String) returns contents of edtSendData as text str2double(get(hObject,String)） returns contents of edtSendData as a double % - Executes during object creation， after setting all properties。function edtSendData_CreateFcn（hObject, eventdata， handles) hObject handle to edtSendData (see GCBO）% eventdata reserved - to be defined in a future version of MATLAB handles empty handles not created until after all CreateFcns called % Hint: edit controls usually have a white background on Windows.% See ISPC and COMPUTER。if ispc isequal(get（hObject,BackgroundColor), get（0,defaultUicontrolBackgroundColor)） set(hObject,BackgroundColor，white);end % - Executes on button press in btnOpenPort。function btnOpenPort_Callback（hObject， eventdata， handles） hObject handle to btnOpenPort （see GCBO) eventdata reserved to be defined in a future version of MATLAB% handles structure with handles and user data （see GUIDATA）comPort=get（handles。pumComPort,String）;handles.u_sCom=serial(comPortget(handles。pumComPort,Value）)；baudRate=get(handles。pumBaudRate,String）；set(handles.u_sCom,BaudRate,str2double（baudRateget(handles.pumBaudRate，Value)；dataBits=get(handles.pumDataBits，String）;set(handles.u_sCom，DataBits，str2double（dataBitsget（handles。pumDataBits，Value）)；stopBits=get(handles.pumStopBits,String）；set(handles。u_sCom,StopBits，str2double（stopBitsget（handles。pumStopBits,Value）);parity=get（handles.pumParity，String）；if strcmp（parity，)=1 set(handles。u_sCom,Parity，none)；else if strcmp(parity，）=1 set(handles.u_sCom,Parity,odd）; else if strcmp（parity，)=1 set（handles.u_sCom，Parity，even); else set（handles.u_sCom,Parity,none）; end endendflowControl=get(handles。pumFlowControl，String）；if strcmp(flowControl,）=1 set（handles。u_sCom,FlowControl,none）；else if strcmp(flowControl，）=1 set(handles.u_sCom,FlowControl,hardware）； else if strcmp(flowControl,)=1 set(handles。u_sCom，FlowControl,software)； else set(handles.u_sCom,FlowControl,none); end endend set（handles.u_sCom,Timeout，1);set（handles.u_sCom，InputBufferSize，1024）;set(handles.u_sCom，BytesAvailableFcnMode，byte）;set（handles。u_sCom,BytesAvailableFcnCount,1);set(handles。u_sCom,BytesAvailableFcn,BytesAvailableFcnCallback，handles)； fopen(handles。u_sCom）；set(handles.txtStatus,String，)；set(hObject,Enable，off)；set（handles。btnClosePort，Enable，On）; handles。u_timer=timer（TimerFcn，ReadCom,handles,Period，1，ExecutionMode,fixedrate)；guidata（hObject,handles）;set（handles。btnSendData,Enable,On）; % function ReadCom(obj,eventdata,handles)% set（handles。txtStatus，String,）;% readString=fread（handles.u_sCom，10）； set（handles.edtRecvData,String，readString）；% set(handles.txtStatus，String,); - Executes on button press in btnClosePort.function btnClosePort_Callback(hObject, eventdata, handles)% hObject handle to btnClosePort （see GCBO） eventdata reserved - to be defined in a future version of MATLAB% handles structure with handles and user data （see GUIDATA)fclose(handles.u_sCom）; stop(handles。u_timer）； delete（handles。u_timer）；handles.u_sCom=0;guidata（hObject,handles);set（handles.txtStatus,String，)；set（handles.btnOpenPort,Enable，On)；set(handles.btnSendData,Enable,Off）；set（hObject，Enable,Off)； % - Executes on button press in btnSendData。function btnSendData_Callback(hObject, eventdata, handles)% hObject handle to btnSendData （see GCBO）% eventdata reserved to be defined in a future version of MATLAB handles structure with handles and user data (see GUIDATA)sendString=get（handles。edtSendData,String);fwrite(handles。u_sCom,sendString)；set（handles。txtStatus，String，);set（handles。edtSendData,String，）;% start（handles。u_timer）; function BytesAvailableFcnCallback（t，eventdata，handles)readString=fread（handles.u_sCom,1)；u=getappdata（handles。figP