{"id":3874,"date":"2018-08-02T10:06:09","date_gmt":"2018-08-02T17:06:09","guid":{"rendered":"https:\/\/www.circuitspecialists.com\/blog\/?p=3874"},"modified":"2021-02-11T14:12:54","modified_gmt":"2021-02-11T21:12:54","slug":"open-source-automated-test-equipment-software","status":"publish","type":"post","link":"https:\/\/www.circuitspecialists.com\/blog\/open-source-automated-test-equipment-software\/","title":{"rendered":"Automated SCPI Control Software from Circuit Specialists"},"content":{"rendered":"<p>One of the great things about many of the <a href=\"\/programmable-power-supplies\">programmable power supplies<\/a> and electronic loads sold at CircuitSpecialists.com is that they can be controlled remotely via a PC.\u00a0 This allows a user to make adjustments to the test equipment without having to access the front panel.\u00a0 Though this feature opens up possibilities for end users it can be daunting to learn how to program them as needed.\u00a0 Since the introduction of programmable test equipment we&#8217;ve had many end users request assistance with writing SCPI software to help them with remote control and automatic running of specific steps.\u00a0 We&#8217;ve worked hard to support those customers on a case by case basis since introducing programmable power supplies and programmable dc electronic loads.\u00a0\u00a0We&#8217;re happy to announce a new open-source automated test equipment software developed by our engineer Jake that simplifies the SCPI remote control process for all users.\u00a0 This program developed in Python looks at the existing SCPI command libraries for each piece of test equipment and creates a universal set of controls that works with the programmable test equipment we sell making remote control much easier for end-users.\u00a0 This program also has auto-detection for certain types of test equipment so it will automatically determine what port is activated and the type of test equipment that is connected to your computer.<\/p>\n<p>All of the code for the program is available on the <a href=\"https:\/\/github.com\/circuit-specialists\/PowerSupply_ElectronicLoad_Control\">GitHub page here<\/a>.\u00a0 So far the program has been tested using the <a href=\"https:\/\/www.circuitspecialists.com\/csi3721a\">Array 3721A<\/a>, the <a href=\"https:\/\/www.circuitspecialists.com\/csi305db\">CSI305DB<\/a>, the <a href=\"https:\/\/www.circuitspecialists.com\/pps2116a\">PPS2116A<\/a>, and the brand new 0-300V, 0-0.4A <a href=\"https:\/\/www.circuitspecialists.com\/pps3e004\">PPS3E004.<\/a><\/p>\n<p><a href=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/csi3721a-3-e1613077844438.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-5041 aligncenter\" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/csi3721a-3-e1613077844438-300x174.jpg\" alt=\"\" width=\"791\" height=\"459\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/csi3721a-3-e1613077844438-300x174.jpg 300w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/csi3721a-3-e1613077844438-768x445.jpg 768w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/csi3721a-3-e1613077844438.jpg 1000w\" sizes=\"auto, (max-width: 791px) 100vw, 791px\" \/><\/a><\/p>\n<p>To get a better summary of the program features and future plans you can view the Read Me file on Github or see below:<\/p>\n<ul>\n<li>Autodetect test equipment on COM bus<\/li>\n<li>Run gui.py from Command Line (requires <a href=\"https:\/\/www.python.org\/downloads\/\">Python installation on your computer<\/a>, tested with Windows)<\/li>\n<li>Manual control of voltage, current (future plan CP constant power)<\/li>\n<li>Run predefined CSV with timing and power, voltage, current specifications (auto_run_ps for power supply, auto_run_el for elec load)<\/li>\n<li>Log results of testing in CSV file (delete contents in this file prior to starting tests)<\/li>\n<li>Control based on model&#8217;s specific library<\/li>\n<li>GUI and graphs of voltage, amperage, power<\/li>\n<\/ul>\n<p>You can find instructions for running the program on our GitHub Page or below are the steps:<\/p>\n<ol>\n<li><a href=\"http:\/\/Python.org\/downloads\">Download Python<\/a><\/li>\n<li>Pull down the<a href=\"https:\/\/github.com\/circuit-specialists\/PowerSupply_ElectronicLoad_Control.git\"> zip file from our GitHub<\/a> containing all the files required for the open-source automated test equipment software here. Extract the contents of the zip folder to your desktop.<\/li>\n<li>Connect your test equipment to one of the connection ports on your computer<\/li>\n<li>Run the program gui.py<\/li>\n<li>Begin controlling your equipment, either manually or via an autorun program.\u00a0 If using an autorun program or logging &#8211; be sure to follow the header format and use the filename equal to the existing CSV&#8217;s in the library (note: output = 1 powers the PS or Elec Load on, output =0 powers off)<\/li>\n<\/ol>\n<figure id=\"attachment_3880\" aria-describedby=\"caption-attachment-3880\" style=\"width: 464px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3880 \" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/scpi_python_software_autorun-197x300.jpg\" alt=\"Open Source Automated Test Equipment Software\" width=\"464\" height=\"706\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/scpi_python_software_autorun-197x300.jpg 197w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/scpi_python_software_autorun.jpg 341w\" sizes=\"auto, (max-width: 464px) 100vw, 464px\" \/><figcaption id=\"caption-attachment-3880\" class=\"wp-caption-text\">Autorun CSV file example<\/figcaption><\/figure>\n<p>If you&#8217;re interested in supporting this open-source automated test equipment software project or if you have questions you can contact us at services@circuitspecialists.com.\u00a0 We&#8217;d love to hear from you with feedback or any bugs you encounter.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3879 aligncenter\" src=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/autolog_scpi-208x300.jpg\" alt=\"Open Source Automated Test Equipment Software\" width=\"459\" height=\"663\" srcset=\"https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/autolog_scpi-208x300.jpg 208w, https:\/\/www.circuitspecialists.com\/blog\/wp-content\/uploads\/2018\/08\/autolog_scpi.jpg 361w\" sizes=\"auto, (max-width: 459px) 100vw, 459px\" \/><\/p>\n<p style=\"text-align: center;\">Autoblog file data sample<\/p>\n<p>*Note the software has only been tested with 4 instruments to date.\u00a0 Additional devices will be tested and incorporated.\u00a0 The program will still attempt control of instruments that don&#8217;t exist in the program library, users should verify functionality on the test equipment front panel.<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/kQtl9Pp_QI4\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p style=\"text-align: center;\">\n","protected":false},"excerpt":{"rendered":"<p>One of the great things about many of the programmable power supplies and electronic loads sold at CircuitSpecialists.com is that<\/p>\n","protected":false},"author":2,"featured_media":5030,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"colormag_page_layout":"default_layout","footnotes":""},"categories":[1],"tags":[],"class_list":["post-3874","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-all-posts"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Automated SCPI Control Software from Circuit Specialists | Simply Smarter Circuitry Blog<\/title>\n<meta name=\"description\" content=\"Open source automated test equipment software using SCPI remote control process. 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