nmeareceiver.mdd

matlab开发的GPS信号simulator

<?xml version="1.0" encoding="utf-8"?>
<MATLABInstrumentDriver>
   <FileVersion>2.42</FileVersion>
   <DriverName>C:\Program Files\MATLAB\R2007a\work\nmeareceiver.mdd</DriverName>
   <DriverType>MATLAB interface object</DriverType>
   <InstrumentType>Oscilloscope</InstrumentType>
   <InstrumentManufacturer>Manufacturer</InstrumentManufacturer>
   <InstrumentModel>Model</InstrumentModel>
   <InstrumentVersion>1.0</InstrumentVersion>
   <Identify>*IDN?</Identify>
   <Reset>*RST</Reset>
   <Selftest>*TST?</Selftest>
   <Error>System:Error?</Error>
   <CreateInitCode>
      <Code>function init(obj)
% This function is called after the object is created.
% OBJ is the device object.
% End of function definition - DO NOT EDIT
interface = get(obj, 'interface');
set(interface, 'BaudRate', 4800);</Code>
   </CreateInitCode>
   <ConnectInitCode>
      <Type>InstrumentCommand</Type>
   </ConnectInitCode>
   <CleanupCode>
      <Type>InstrumentCommand</Type>
   </CleanupCode>
   <GroupInfo>
      <Group>
         <Name>parent</Name>
         <Description/>
         <Command/>
         <Size>1</Size>
         <Mappings>
            <ChannelMap Command="parent1" Index="1"/>
         </Mappings>
         <PropertyInfo/>
         <MethodInfo>
            <Method>
               <Name>getLocation</Name>
               <Location>parent</Location>
               <CapabilityGroup>Base</CapabilityGroup>
               <Type>MCode</Type>
               <Code>
                  <MCode>function [lat, nsCardinal, long, ewCarinal] = getLocation(obj)
interface = get(obj, 'interface');
% For group functions, OBJ is the group object. For
% base device functions, OBJ is the device object.


% data='$GPGLL,2924.11158,N,1211.07392,W, 75.97,M'

% we want the line starting with GPGLL for location
% information
data='';
while isempty(strmatch('$GPGLL',data))
    data = fscanf(interface)
end
remain = data;
[lat,remain] = strtok(remain,',');
[lat,remain] = strtok(remain,',');
[nsCardinal,remain] = strtok(remain,',');
[long,remain] = strtok(remain,',');
[ewCardinal,remain] = strtok(remain,',');
lat = str2double(lat);
long = str2double(long);

</MCode>
               </Code>
               <Description/>
            </Method>
         </MethodInfo>
      </Group>
   </GroupInfo>
</MATLABInstrumentDriver>