Author Archives: LV_TS_Test_Engineer_3000_VI

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Automated Test Equipment Software

LV – File sort by Last Mod Date

Showing a way to sort files in folder by Last Modified Date. The basic file tool only sorts by filename.   LabVIEW® is a National Instrument product This post is not connected or endorsed by any company. Created to spark … Continue reading

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PY3 with TKinter using the Grid-Row-Col method (not place,pack)

In a previous post I showed similar GUI using place,pack . Now will show similar sample GUI (Graphical User Interface) using Python 3 and Tkinter with Grid,row,col method Widgets used Window Frame Labels Buttons Canvas Circle Frame Text ScrollBar Design … Continue reading

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PY3 and TKinter GUI (place and pack)

Example GUI with Python3 and Tkinter using Place and Pack (grid will be another post) Widgets used window canvas label button frame circle oval  

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Some Basic SQLITE 3 Tables operations

Working at the database level with SQLITE3 in Python 3.7 Using :Memory: as a way to tryout interaction with the SQL command in SQLITE3 Two Tables TESTSTATION TS_LOCATION Key SQL used Create TABLE INSERT INTO SELECT  and with INNER JOIN(so … Continue reading

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LV calling Python via -c command line method

Presentation on how a LabVIEW developer can access a Python developers module(file) and functions using the -c command line mode Helpful links https://stackoverflow.com/questions/3987041/run-function-from-the-command-line https://stackoverflow.com/questions/4383571/importing-files-from-different-folder National Instrument’s website LabVIEW® is a National Instrument product. Presentation created as a possible starting point … Continue reading

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LV Queue showing two ways and effects

Using a simple simulated traffic light example to show two ways and effects when pressing button. More about seeing how queues work in two situations. The desired effect is when going from Green to Red it should go Yellow then … Continue reading

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Layouts and Matplotlib for plots and Pyqt5 , focusing on Layouts

Topic on Layout , Matplotlib, and PyQt5 Understand the Layout in one example solution. The great original example/solution code can be found at this location: reference: https://stackoverflow.com/questions/48140576/matplotlib-toolbar-in-a-pyqt5-application Mostly focusing on how Layout plays a role in GUI use of Graph … Continue reading

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Python serial write and read to arduino with a K0183 shield and RGB

Showing communication to arduino which used a RGB shield which is setup to be controlled via serial com port using Python 3.7 Red num,Green num,Blue number   0-255 example 100,0,0  will turn on Red Led of RGB with a 100 intensity … Continue reading

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File Data to Graph XY PLOT

Presentation on taking a file with the following format: [Section] Header0, Header1 Data1x, Data1y Datanx,Datany ****** File example (testreport1.txt) [RF_Meas1] Freq_MHz,Output1_dB 100,20 200,20 300,19 400,19 500,19 600,18 700,17 800,15 900,12 1000,10 ****** [RF_Meas2] Freq_MHz,Output2_dB 100,21 200,21 300,18 400,18 500,18 600,17 … Continue reading

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Type Specialization Structure and VIM

Discussion on LabVIEW’s Type Specialization Structure and VIM Start with Type Specialization structure and how it works then change the vi to VIM which is where Type specialization structure shines.   LabVIEW® is a National Instrument product This post is … Continue reading

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