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neil.hamilton
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Add connect and disconnect functions to picotech_ps6000a_generic.mdd
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‎picotech_ps6000a_generic.mdd‎

Lines changed: 259 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -2,9 +2,9 @@
22
<MATLABInstrumentDriver>
33
<FileVersion>2.42</FileVersion>
44
<DriverName>C:\Users\neil.hamilton\Documents\MATLAB\picosdk-ps6000a-matlab-instrument-driver\picotech_ps6000a_generic.mdd</DriverName>
5-
<DriverType>MATLAB interface object</DriverType>
5+
<DriverType>MATLAB generic</DriverType>
66
<InstrumentType>Oscilloscope</InstrumentType>
7-
<InstrumentManufacturer>Pico Technology Ltd</InstrumentManufacturer>
7+
<InstrumentManufacturer>Pico Technology Ltd.</InstrumentManufacturer>
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<InstrumentModel>PicoScope 6000E Series</InstrumentModel>
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<InstrumentVersion>1.0</InstrumentVersion>
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<Identify/>
@@ -32,25 +32,112 @@
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% Only load library once
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if (libisloaded('ps6000a'))
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% do nothing
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else
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3740
if (ismac())
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[ps6000aNotFound, ps6000aWarnings] = loadlibrary('libps6000a.dylib', @ps6000aMFile, 'alias', 'ps6000a');
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3944
elseif (isunix())
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[ps6000aNotFound, ps6000aWarnings] = loadlibrary('libps6000a.so', @ps6000aMFile, 'alias', 'ps6000a');
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4148
elseif (ispc())
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4250
[ps6000aNotFound, ps6000aWarnings] = loadlibrary('ps6000a.dll', @ps6000aMFile);
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else
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% do nothing
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4556
end
46-
end</Code>
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end
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% Load in enums and structures
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[~, obj.DriverData.structs, obj.DriverData.enums, ~] = ps6000aMFile();</Code>
4763
</CreateInitCode>
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<ConnectInitCode>
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<Type>MCode</Type>
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<Code>function init(obj)
5167
% This function is called after the object is connected.
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% OBJ is the device object.
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% End of function definition - DO NOT EDIT
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% Copyright © 2020 Pico Technology Ltd. All rights reserved.
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% You may copy and distribute this file as long as it remains unmodified.
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% SB
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disp('Opening PicoScope 6000 Series (A API) device');
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% Structure to hold satus values while connectin.
78+
connectStatus = [];
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80+
% Temporary variable to store handle value
81+
unitHandle = 0;
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83+
picoOK = PicoStatus.PICO_OK;
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85+
% Obtain serial number input
86+
serialNum = get(obj, 'RsrcName');
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% determine if serial number given
89+
if length(serialNum) &gt; 0
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unitSerial = serialNum;
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else
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unitSerial = [];
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end
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% Open with 8 bit resolution
100+
resolution8bit = obj.DriverData.enums.enPicoDeviceResolution.PICO_DR_8BIT;
101+
obj.DriverData.resolution = 8;
102+
103+
[connectStatus.openUnit, obj.DriverData.unitHandle, ~] = ...
104+
calllib('ps6000a','ps6000aOpenUnit',unitHandle, unitSerial,resolution8bit);
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106+
% Validate handle
107+
if (obj.DriverData.unitHandle &gt; 0)
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109+
unithandle = obj.DriverData.unitHandle;
110+
%
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% Set serial
112+
infoLine = blanks(40);
113+
reqSize = length(infoLine);
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% [connectStatus.unitSerial, obj.DriverData.unitSerial, reSize] = ...
116+
% calllib('ps6000a','ps6000aGetUnitInfo',unitHandle,infoLine, ...
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% length(infoLine),reqSize,PicoStatus.PICO_BATCH_AND_SERIAL);
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%
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% % Set variant
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infoLineV = blanks(15);
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reqSizeV = 15;
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%
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% [connectStatus.unitVariant, variant, ~] = calllib('ps6000a', ...
124+
% 'ps6000aGetUnitInfo', unitHandle, infoLineV, length(infoLineV),...
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% reqSizeV, PicoStatus.PICO_VARIANT_INFO);
126+
%
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% set(obj, 'InstrumentModel', variant);
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%
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% % Set channel count
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% obj.DriverData.channelCount = str2num(obj.InstrumentModel(2));
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%
132+
elseif (connectStatus.openUnit == PicoStatus.PICO_NOT_FOUND)
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error('No unit found, please check connections.');
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else
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error('Status code: %d\n', connectStatus.openUnit);
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end
54141
</Code>
55142
</ConnectInitCode>
56143
<CleanupCode>
@@ -59,7 +146,65 @@
59146
% This function is called before the object is disconnected.
60147
% OBJ is the device object.
61148
% End of function definition - DO NOT EDIT
62-
</Code>
149+
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if (isfield(obj.DriverData, 'unitHandle'))
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unitHandle = obj.DriverData.unitHandle;
153+
154+
if (isempty(unitHandle))
155+
return;
156+
end
157+
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if (~libisloaded('ps6000a'))
159+
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return
161+
162+
end
163+
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% Close scope
165+
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disconnectStatus = calllib('ps6000a','ps6000aCloseUnit', unitHandle);
167+
168+
if (disconnectStatus == PicoStatus.PICO_OK)
169+
170+
fprintf(['PicoScope closed successfully.\n']);
171+
172+
elseif (disconnectStatus == PicoStatus.PICO_INVALID_HANDLE)
173+
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return
175+
176+
else
177+
178+
% if (isfield(obj.DriverData, 'unitSerial'))
179+
%
180+
% error('Disconnect: ConnectionNotClosed',...
181+
% ['Connection to PicoScope not closed. Status code %d\n']...
182+
% ,disconnectStatus);
183+
%
184+
% end
185+
186+
end
187+
188+
% % unload libraries if no other scopes are connected
189+
%
190+
% firestHandle = 0;
191+
%
192+
% if (ispc())
193+
%
194+
% firstHandle = 16384; % Windows PC
195+
%
196+
% else
197+
198+
else
199+
warning('Disconnect:NoDevicesFound', 'Disconnect: No devices found.');
200+
end
201+
%
202+
% firstHandle = 1; % Mac and Linux
203+
%
204+
% end
205+
%
206+
% % test connection to other handles
207+
% lastHandle = firstHandle + 63 % obj.DriverData.constants.PICO_MAX_UNITS</Code>
63208
</CleanupCode>
64209
<GroupInfo>
65210
<Group>
@@ -70,7 +215,116 @@
70215
<Mappings>
71216
<ChannelMap Command="parent1" Index="1"/>
72217
</Mappings>
73-
<PropertyInfo/>
218+
<PropertyInfo>
219+
<Property>
220+
<Name>channelCount</Name>
221+
<Location>parent</Location>
222+
<CapabilityGroup>Base</CapabilityGroup>
223+
<Type>MCode</Type>
224+
<Code>
225+
<GetMCode>function propertyValue = getProperty(obj, propertyName)
226+
% Return a property value.
227+
% This function is called to return the device or group object property
228+
% value. If the property is a group property, OBJ is the group object. If
229+
% the property is a base device property, OBJ is the device object.
230+
</GetMCode>
231+
<SetMCode>function set(obj, propertyName, propertyValue)
232+
% Set a property value.
233+
% This function is called to set the device or group object property
234+
% value. If the property is a group property, OBJ is the group object. If
235+
% the property is a base device property, OBJ is the device object.
236+
</SetMCode>
237+
</Code>
238+
<PermissibleType>
239+
<Type>Double</Type>
240+
<Constraint>none</Constraint>
241+
</PermissibleType>
242+
<DefaultValue>0</DefaultValue>
243+
<ReadOnly>never</ReadOnly>
244+
<Description/>
245+
</Property>
246+
<Property>
247+
<Name>resolution</Name>
248+
<Location>parent</Location>
249+
<CapabilityGroup>Base</CapabilityGroup>
250+
<Type>MCode</Type>
251+
<Code>
252+
<GetMCode>function propertyValue = getProperty(obj, propertyName)
253+
% Return a property value.
254+
% This function is called to return the device or group object property
255+
% value. If the property is a group property, OBJ is the group object. If
256+
% the property is a base device property, OBJ is the device object.
257+
</GetMCode>
258+
<SetMCode>function set(obj, propertyName, propertyValue)
259+
% Set a property value.
260+
% This function is called to set the device or group object property
261+
% value. If the property is a group property, OBJ is the group object. If
262+
% the property is a base device property, OBJ is the device object.
263+
</SetMCode>
264+
</Code>
265+
<PermissibleType>
266+
<Type>Double</Type>
267+
<Constraint>none</Constraint>
268+
</PermissibleType>
269+
<DefaultValue>0</DefaultValue>
270+
<ReadOnly>never</ReadOnly>
271+
<Description/>
272+
</Property>
273+
<Property>
274+
<Name>unitHandle</Name>
275+
<Location>parent</Location>
276+
<CapabilityGroup>Base</CapabilityGroup>
277+
<Type>MCode</Type>
278+
<Code>
279+
<GetMCode>function propertyValue = getProperty(obj, propertyName)
280+
% Return a property value.
281+
% This function is called to return the device or group object property
282+
% value. If the property is a group property, OBJ is the group object. If
283+
% the property is a base device property, OBJ is the device object.
284+
</GetMCode>
285+
<SetMCode>function set(obj, propertyName, propertyValue)
286+
% Set a property value.
287+
% This function is called to set the device or group object property
288+
% value. If the property is a group property, OBJ is the group object. If
289+
% the property is a base device property, OBJ is the device object.
290+
</SetMCode>
291+
</Code>
292+
<PermissibleType>
293+
<Type>Double</Type>
294+
<Constraint>none</Constraint>
295+
</PermissibleType>
296+
<DefaultValue>0</DefaultValue>
297+
<ReadOnly>never</ReadOnly>
298+
<Description/>
299+
</Property>
300+
<Property>
301+
<Name>unitSerial</Name>
302+
<Location>parent</Location>
303+
<CapabilityGroup>Base</CapabilityGroup>
304+
<Type>MCode</Type>
305+
<Code>
306+
<GetMCode>function propertyValue = getProperty(obj, propertyName)
307+
% Return a property value.
308+
% This function is called to return the device or group object property
309+
% value. If the property is a group property, OBJ is the group object. If
310+
% the property is a base device property, OBJ is the device object.
311+
</GetMCode>
312+
<SetMCode>function set(obj, propertyName, propertyValue)
313+
% Set a property value.
314+
% This function is called to set the device or group object property
315+
% value. If the property is a group property, OBJ is the group object. If
316+
% the property is a base device property, OBJ is the device object.
317+
</SetMCode>
318+
</Code>
319+
<PermissibleType>
320+
<Type>Double</Type>
321+
<Constraint>none</Constraint>
322+
</PermissibleType>
323+
<DefaultValue>0</DefaultValue>
324+
<ReadOnly>never</ReadOnly>
325+
<Description/>
326+
</Property>
327+
</PropertyInfo>
74328
<MethodInfo/>
75329
</Group>
76330
</GroupInfo>

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