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PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) 4 Chapter 1. Getting Started

CHAPTER 2 Documentation Contents: 2.1 README PyTek provides a python API for interacting with Tektronix oscilloscopes over a serial interface. It currently supports some basic commands for the TDS3000 series of Digital Phosphor Oscilloscopes, especially capturing waveforms and screen shots from the ...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) Or, from source: $ python setup.py install Serial? We don’t provide a serial port implementation. We suggest, pyserial : $ pip install pyserial Examples? >>> from serial import Serial >>> from pytek import TDS3k >>> >>...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) >>> tds . screenshot(ofile, "tiff" ) >>> >>> >>> >>> >>> #Fin. ... >>> tds . close() >>> Dependencies? You’ll need a serial port interface. See the “ Serial? ” section, a...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) 2.2 pytek module This is the top level module of the PyTek package. It provides classes for interfacing with various Tektronix oscillo- scopes over a serial interface. Most classes in this module are based on a specific series of devices, based on th...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) • send_query - To send a query and get a one-line response. send_query ( query ) Sends a query to the device and reads back one line, returning that line (stripped of trailing whitespace). A ‘?’ and a linebreak are automatically appended to the end o...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) acquire_state ( [ val ] ) Configures or queries the value of the ACQUIRE:STATE setting on the device. If a value is given, then the setting is configured to the given value. If the value is None (the default), then the setting is queried and the valu...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) • trigger - indicates that the oscilloscope has seen a trigger and is acquiring the posttrigger information. get_waveform_preamble () Queries the waveform preamble from the device, which details how a waveform or curve will be transferredfrom the dev...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) • double ( bool ) – Optional, if True (the default), data points are transferred 16-bits per point, otherwise they are transferred 8-bits per point, which may cut off least significantbits but will transfer faster. • start ( int ) – Optional, the dat...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) check_img_format ( fmt ) Tests if a hardcopy image format is supported by the device. This simply sets the HARDCOPY:FORMAT configuration value to the given format, and checks to see if it comes back as the same format. Return True if the format is su...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) @Configurator.config def frobbed (self, val): ’’’ +++ Querying returns True for "ON", and False for "OFF". ’’’ if val == "ON" : return True if val == "OFF" : return False raise ValueError (val) @frobbed.setter def frob...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) False >>> >>> dev . frobbed( "ON" ) ~~~> FROBBED ON >>> dev . frobbed() ???? FROBBED <<<< ON True >>> >>> dev . frobbed( "???" ) Traceback (most recent call last): File "...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) • doc ( callable ) – Optional: if given, used as the value of the doc attribute. DEFAULT_DOCTSTR = ‘\nConfigures or queries the value of the ‘‘%(NAME)s‘‘ setting on the device.\nIf a value is given, then the setting is configured to the given value.\...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) For implicit arguments , you use this method as a function decorator directly, and the name to use is derived from the decorated function with func_to_name . In this mode, you can’t specify any additional arguments to pass to set_boolean . For explic...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) Since at this point the foobar symbol is actually a Configurator object, you can use its other decorators such as setter and getter . setter ( func ) A function wrapper which sets this object’s set attribute to the given function and passes the funct...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) depends on the value of the default parameter). For the non-strict set filter, values are simply evaluated as bools to choose which value to send. • default ( bool ) – Optional, default value is False . This is only used if strict is False , in which...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) Version Number The version number is a four part dotted number, with an optional tag on the end. Formally, a version number lookslike: version number ::= <Major>.<minor>[.<patch>[.<semantic>]][-[x-]<tag>] With each new r...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) Compatibility Summary The following table summarizes compatibility for a hypothetical client application built against released PyTek version M.n.p.s : Component Compatibile (all) Incompatible (any) Major M != M minor >= n < n patch any semanti...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) Interface Version Because any change to the public interface requires a change to either the major or minor version numbers, the interfacecan be specified by a shortened two part version: interface version ::= <Major>.<minor> Note that th...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) pytek.version. COPYRIGHT = 2014 The copyright year for the PyTek code. pytek.version. YEAR = 2014 The year in which the code was released. See also: • MONTH • DAY • datestr pytek.version. MONTH = 4 The month in which the code was released. This is 1 ...

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) pytek.version. string () Like setuptools_string , except leaves out the x- for development versions. pytek.version. datestr () Returns a simple string giving the date of release. Format of this string is unspecified, it intended to be humanreadable, ...

CHAPTER 3 Indices and tables • genindex • modindex • search 39

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) 40 Chapter 3. Indices and tables

CHAPTER 4 Version This documentation is for PyTek 1.1 (v1.1.1.0-x-dev). 41

CHAPTER 5 Project Resources • PyTek project homepage (bitbucket) • PyTek on pypi • Online documentation: – Read The Docs (.org) – Python Hosted (.org) 43

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) 44 Chapter 5. Project Resources

CHAPTER 6 External References • TDS3000, TDS3000B & TDS3000C Series Programmer Manual (Tektronix.com) 45

PyTek Documentation, Release 1.1 (v1.1.1.0-x-dev) 46 Chapter 6. External References