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Driver/Keysight DMM #556

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WilliamHPNielsen
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Fixes #issuenumber.

Changes proposed in this pull request:

  • Keysight DMM driver with data_buffer parameter

@jenshnielsen

Add a first file for a driver for the Keysight 34465A DMM and a
benchmarking notebook
Add four trigger parameters to the driver.
Make a more general get_cmd for the volt parameter. Using simply 'READ?' is wrong in many cases.
Add four parameters for sampling.
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I guess this will benefit from an example of the databuffer in the notebook but that can be done in another pr. Should the notebook be moved to the drivers folder?


self._instrument.visa_handle.timeout = old_timeout

# parse the aqcuired values
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typo: acquired

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:D

unit='NPLC')

self.add_parameter('volt',

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empty line :D

self.connect_message()

def _get_voltage(self):
# TODO: massive improvements! What if more than one number was
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I think this todo comment is really confusing :D

@WilliamHPNielsen WilliamHPNielsen merged commit 2b6d72b into microsoft:master Apr 4, 2017
@WilliamHPNielsen WilliamHPNielsen deleted the driver/keidmm_clean branch April 4, 2017 09:22
giulioungaretti pushed a commit that referenced this pull request Apr 4, 2017
Author: William H.P. Nielsen <[email protected]>

    Driver/Keysight DMM (#556)
spauka pushed a commit to spauka/Qcodes that referenced this pull request Apr 11, 2017
* feat: Add a Keysight_34465A driver

Add a first file for a driver for the Keysight 34465A DMM and a
benchmarking notebook

* Add trigger parameters to driver

Add four trigger parameters to the driver.

* refactor: Remove 'READ?' as volt get_cmd

Make a more general get_cmd for the volt parameter. Using simply 'READ?' is wrong in many cases.

* feat: Add sampling parameters

Add four parameters for sampling.

* fix: Fix wrong volt parameter get_cmd

* WIP: Add Array parameter

* feat: Add functioning data buffer parameter

* Move notebook

* Respond to review
jenshnielsen added a commit that referenced this pull request Jun 16, 2017
* Driver/Keysight DMM (#556)

* feat: Add a Keysight_34465A driver

Add a first file for a driver for the Keysight 34465A DMM and a
benchmarking notebook

* Add trigger parameters to driver

Add four trigger parameters to the driver.

* refactor: Remove 'READ?' as volt get_cmd

Make a more general get_cmd for the volt parameter. Using simply 'READ?' is wrong in many cases.

* feat: Add sampling parameters

Add four parameters for sampling.

* fix: Fix wrong volt parameter get_cmd

* WIP: Add Array parameter

* feat: Add functioning data buffer parameter

* Move notebook

* Respond to review

* feat: Add channelization

Initial commit of two new classes to allow for channelization of
instruments. This includes ChannelList, a container for channels
in an instrument, and InstrumentChannel which implements a base
class for an instance of a channel.

* feat: Add channelized Lakeshore Model336 Driver

Add a driver for the Lakeshore Model 336 temperature controller
using new channelization implementation.

* feat: Add a channelized driver for the Harvard DAC

Commits a channelized version of the Harvard DecaDAC driver
using the new channelization implementation. Note that this driver
at the present time also fixes a number of open bugs in the previous
driver, including occasional crashes (#546), incorrectly reading
DAC voltages (#563), reset (#478).

This commit also adds a number of new features to the driver
including:
- Feature and version detection
- Access to calibrated high-resolution mode of DAC
- Parameter read from memory
- Validation of writes

* fix: bug in slicing and adding code

Fix bug in slicing/adding code, not correctly passing along
channel list name.

* style: fix formatting and make codacy fixes

* style: fix more code style issues

- Removed useless methods
- Whitespace

* fix: flush is now handled correctly in instrument base class

* feat: Allow channellists to be excluded from snapshots

Allows certain channel lists to be excluded from snapshots. This is
helpful when, for example, there are multiple ways to access the same
channel.

* fix: Allow snapshots of ChannelLists

This feature is implemented by creating the idea of a submodule in the
instrument class. This is just a class which implements the Instrument
class, and may be a channel list or may just implement a logical
collection of parameters within a parent instrument.

For example, looking at the Lakeshore Model_336 driver, each channel can
either be accessed as a member of a channel list, or by using the name
of the channel:
```python3
therm = Model_336("therm", "...")
# These two accesses are equivalent
therm.A.temperature()
therm.channels[0].temperature()
```

* style: remove force arg in snapshot_base

Should think about the best way to implement this change.

* style: remove unessecary import

* fix: error in type check.

* fix: submodules should be Metadatable

Submodule objects must be Metadatables at minimum, instrument is too
restrictive for channels.

* Start adding tests for channels

* Extend tests

* Fix: ensure consistent dataset names regardless of chan[] or chanA reading

* More work on channels testing

* Make sure that instument is closed in tests

* Depend on hypothesis for test

* fix improve testing of channels

* test more:

* fix: channels pep8

* fix: ensure that channels can be extended from generator

* More tests of adding channels

* Add missing functions and parameters to channellist

* fix: function testS

* assert to unittest style

* Revert "fix: function testS"

This reverts commit ff8a316.

* Revert "Add missing functions and parameters to channellist"

This reverts commit 347c0b2.

* Remove docs of non existing attributes

* Docs: decadac quote *IDN to remove warning

* Add some channel notebooks

* fix: test_channels small tweeks

* Add support to array parameters in channels

And error clearly if you try to measure multiple multiparameters

* Mock parameters add instruments to fix names in tests

* refactor tests to reduce code duplication

* Revert "Add some channel notebooks"

This reverts commit 2dbacc0.

* feat: Add channelised QDac driver

Add a QDac driver using the new channelisation feature

* feat: Add a set method to MultiChannelInstrumentParameter

* docs: Add a driver example for the channelised Qdac

* feat: Make ChannelList take default paramclass

Make the paramclass returned by __getattr__ be customisable.

* feat: Add a channelised QDac driver

Add a channelised driver for the QDac. This requires changing the base code
for channels a bit to allow for custom MultiChannelInstrumentParameter
subclasses.

* docs: Add notebook for QDac w. channels

* style: Remove unnecessary comment

* Fix syntax/spelling errors in DAC driver

* Fix: qdac_channels remove magic number

* Doc: clarify doc string

* Fix: rename paramclass to be more specific

* Lakeshore tab to space

* pep8 lakeshore driver

* Pep8 decadac driver

* Fix warnings in qdac driver

* Annotate parameters that linter has problems with
Dominik-Vogel pushed a commit to Dominik-Vogel/Qcodes that referenced this pull request Aug 9, 2017
* Driver/Keysight DMM (microsoft#556)

* feat: Add a Keysight_34465A driver

Add a first file for a driver for the Keysight 34465A DMM and a
benchmarking notebook

* Add trigger parameters to driver

Add four trigger parameters to the driver.

* refactor: Remove 'READ?' as volt get_cmd

Make a more general get_cmd for the volt parameter. Using simply 'READ?' is wrong in many cases.

* feat: Add sampling parameters

Add four parameters for sampling.

* fix: Fix wrong volt parameter get_cmd

* WIP: Add Array parameter

* feat: Add functioning data buffer parameter

* Move notebook

* Respond to review

* feat: Add channelization

Initial commit of two new classes to allow for channelization of
instruments. This includes ChannelList, a container for channels
in an instrument, and InstrumentChannel which implements a base
class for an instance of a channel.

* feat: Add channelized Lakeshore Model336 Driver

Add a driver for the Lakeshore Model 336 temperature controller
using new channelization implementation.

* feat: Add a channelized driver for the Harvard DAC

Commits a channelized version of the Harvard DecaDAC driver
using the new channelization implementation. Note that this driver
at the present time also fixes a number of open bugs in the previous
driver, including occasional crashes (microsoft#546), incorrectly reading
DAC voltages (microsoft#563), reset (microsoft#478).

This commit also adds a number of new features to the driver
including:
- Feature and version detection
- Access to calibrated high-resolution mode of DAC
- Parameter read from memory
- Validation of writes

* fix: bug in slicing and adding code

Fix bug in slicing/adding code, not correctly passing along
channel list name.

* style: fix formatting and make codacy fixes

* style: fix more code style issues

- Removed useless methods
- Whitespace

* fix: flush is now handled correctly in instrument base class

* feat: Allow channellists to be excluded from snapshots

Allows certain channel lists to be excluded from snapshots. This is
helpful when, for example, there are multiple ways to access the same
channel.

* fix: Allow snapshots of ChannelLists

This feature is implemented by creating the idea of a submodule in the
instrument class. This is just a class which implements the Instrument
class, and may be a channel list or may just implement a logical
collection of parameters within a parent instrument.

For example, looking at the Lakeshore Model_336 driver, each channel can
either be accessed as a member of a channel list, or by using the name
of the channel:
```python3
therm = Model_336("therm", "...")
# These two accesses are equivalent
therm.A.temperature()
therm.channels[0].temperature()
```

* style: remove force arg in snapshot_base

Should think about the best way to implement this change.

* style: remove unessecary import

* fix: error in type check.

* fix: submodules should be Metadatable

Submodule objects must be Metadatables at minimum, instrument is too
restrictive for channels.

* Start adding tests for channels

* Extend tests

* Fix: ensure consistent dataset names regardless of chan[] or chanA reading

* More work on channels testing

* Make sure that instument is closed in tests

* Depend on hypothesis for test

* fix improve testing of channels

* test more:

* fix: channels pep8

* fix: ensure that channels can be extended from generator

* More tests of adding channels

* Add missing functions and parameters to channellist

* fix: function testS

* assert to unittest style

* Revert "fix: function testS"

This reverts commit ff8a316.

* Revert "Add missing functions and parameters to channellist"

This reverts commit 347c0b2.

* Remove docs of non existing attributes

* Docs: decadac quote *IDN to remove warning

* Add some channel notebooks

* fix: test_channels small tweeks

* Add support to array parameters in channels

And error clearly if you try to measure multiple multiparameters

* Mock parameters add instruments to fix names in tests

* refactor tests to reduce code duplication

* Revert "Add some channel notebooks"

This reverts commit 2dbacc0.

* feat: Add channelised QDac driver

Add a QDac driver using the new channelisation feature

* feat: Add a set method to MultiChannelInstrumentParameter

* docs: Add a driver example for the channelised Qdac

* feat: Make ChannelList take default paramclass

Make the paramclass returned by __getattr__ be customisable.

* feat: Add a channelised QDac driver

Add a channelised driver for the QDac. This requires changing the base code
for channels a bit to allow for custom MultiChannelInstrumentParameter
subclasses.

* docs: Add notebook for QDac w. channels

* style: Remove unnecessary comment

* Fix syntax/spelling errors in DAC driver

* Fix: qdac_channels remove magic number

* Doc: clarify doc string

* Fix: rename paramclass to be more specific

* Lakeshore tab to space

* pep8 lakeshore driver

* Pep8 decadac driver

* Fix warnings in qdac driver

* Annotate parameters that linter has problems with
peendebak pushed a commit to VandersypenQutech/Qcodes that referenced this pull request Aug 11, 2017
* Driver/Keysight DMM (microsoft#556)

* feat: Add a Keysight_34465A driver

Add a first file for a driver for the Keysight 34465A DMM and a
benchmarking notebook

* Add trigger parameters to driver

Add four trigger parameters to the driver.

* refactor: Remove 'READ?' as volt get_cmd

Make a more general get_cmd for the volt parameter. Using simply 'READ?' is wrong in many cases.

* feat: Add sampling parameters

Add four parameters for sampling.

* fix: Fix wrong volt parameter get_cmd

* WIP: Add Array parameter

* feat: Add functioning data buffer parameter

* Move notebook

* Respond to review

* feat: Add channelization

Initial commit of two new classes to allow for channelization of
instruments. This includes ChannelList, a container for channels
in an instrument, and InstrumentChannel which implements a base
class for an instance of a channel.

* feat: Add channelized Lakeshore Model336 Driver

Add a driver for the Lakeshore Model 336 temperature controller
using new channelization implementation.

* feat: Add a channelized driver for the Harvard DAC

Commits a channelized version of the Harvard DecaDAC driver
using the new channelization implementation. Note that this driver
at the present time also fixes a number of open bugs in the previous
driver, including occasional crashes (microsoft#546), incorrectly reading
DAC voltages (microsoft#563), reset (microsoft#478).

This commit also adds a number of new features to the driver
including:
- Feature and version detection
- Access to calibrated high-resolution mode of DAC
- Parameter read from memory
- Validation of writes

* fix: bug in slicing and adding code

Fix bug in slicing/adding code, not correctly passing along
channel list name.

* style: fix formatting and make codacy fixes

* style: fix more code style issues

- Removed useless methods
- Whitespace

* fix: flush is now handled correctly in instrument base class

* feat: Allow channellists to be excluded from snapshots

Allows certain channel lists to be excluded from snapshots. This is
helpful when, for example, there are multiple ways to access the same
channel.

* fix: Allow snapshots of ChannelLists

This feature is implemented by creating the idea of a submodule in the
instrument class. This is just a class which implements the Instrument
class, and may be a channel list or may just implement a logical
collection of parameters within a parent instrument.

For example, looking at the Lakeshore Model_336 driver, each channel can
either be accessed as a member of a channel list, or by using the name
of the channel:
```python3
therm = Model_336("therm", "...")
# These two accesses are equivalent
therm.A.temperature()
therm.channels[0].temperature()
```

* style: remove force arg in snapshot_base

Should think about the best way to implement this change.

* style: remove unessecary import

* fix: error in type check.

* fix: submodules should be Metadatable

Submodule objects must be Metadatables at minimum, instrument is too
restrictive for channels.

* Start adding tests for channels

* Extend tests

* Fix: ensure consistent dataset names regardless of chan[] or chanA reading

* More work on channels testing

* Make sure that instument is closed in tests

* Depend on hypothesis for test

* fix improve testing of channels

* test more:

* fix: channels pep8

* fix: ensure that channels can be extended from generator

* More tests of adding channels

* Add missing functions and parameters to channellist

* fix: function testS

* assert to unittest style

* Revert "fix: function testS"

This reverts commit ff8a316.

* Revert "Add missing functions and parameters to channellist"

This reverts commit 347c0b2.

* Remove docs of non existing attributes

* Docs: decadac quote *IDN to remove warning

* Add some channel notebooks

* fix: test_channels small tweeks

* Add support to array parameters in channels

And error clearly if you try to measure multiple multiparameters

* Mock parameters add instruments to fix names in tests

* refactor tests to reduce code duplication

* Revert "Add some channel notebooks"

This reverts commit 2dbacc0.

* feat: Add channelised QDac driver

Add a QDac driver using the new channelisation feature

* feat: Add a set method to MultiChannelInstrumentParameter

* docs: Add a driver example for the channelised Qdac

* feat: Make ChannelList take default paramclass

Make the paramclass returned by __getattr__ be customisable.

* feat: Add a channelised QDac driver

Add a channelised driver for the QDac. This requires changing the base code
for channels a bit to allow for custom MultiChannelInstrumentParameter
subclasses.

* docs: Add notebook for QDac w. channels

* style: Remove unnecessary comment

* Fix syntax/spelling errors in DAC driver

* Fix: qdac_channels remove magic number

* Doc: clarify doc string

* Fix: rename paramclass to be more specific

* Lakeshore tab to space

* pep8 lakeshore driver

* Pep8 decadac driver

* Fix warnings in qdac driver

* Annotate parameters that linter has problems with
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3 participants