{"id":8088,"date":"2013-12-04T14:40:58","date_gmt":"2013-12-04T19:40:58","guid":{"rendered":"http:\/\/embedded-lab.com\/blog\/?p=8088"},"modified":"2013-12-05T19:04:40","modified_gmt":"2013-12-06T00:04:40","slug":"diy-variable-dc-power-supply-with-display-and-pc-interface","status":"publish","type":"post","link":"https:\/\/embedded-lab.com\/blog\/diy-variable-dc-power-supply-with-display-and-pc-interface\/","title":{"rendered":"DIY Variable DC Power Supply with Display and PC interface"},"content":{"rendered":"<p>A variable bench power supply is an important equipment in electronics lab for conducting experiments, prototytyping, and testing. This cool-looking <a href=\"http:\/\/www.instructables.com\/id\/DIY-Variable-bench-power-supply\/?ALLSTEPS\" target=\"_blank\"><strong>DIY bench power supply<\/strong><\/a> provides fixed 5V and 12V outputs along with a separate variable DC output ranging from 1.2 to 25V. The on-board LCD display shows instantaneous output voltage, current, and power drawn, which are very important parameters during prototyping of a new project. The power supply can also be connected to a PC through RS232 port to visualize and monitor these parameters graphically on screen. The project uses Atmega8 microcontroller for measuring and displaying the electrical output parameters.<\/p>\n<div id=\"attachment_8089\" style=\"width: 590px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/12\/DIYpowerSupply.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-8089\" class=\"size-full wp-image-8089\" alt=\"DIY variable power supply\" src=\"http:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/12\/DIYpowerSupply.jpg\" width=\"580\" height=\"378\" srcset=\"https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/12\/DIYpowerSupply.jpg 580w, https:\/\/embedded-lab.com\/blog\/wp-content\/uploads\/2013\/12\/DIYpowerSupply-550x358.jpg 550w\" sizes=\"auto, (max-width: 580px) 100vw, 580px\" \/><\/a><p id=\"caption-attachment-8089\" class=\"wp-caption-text\">DIY variable power supply<\/p><\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A variable bench power supply is an important equipment in electronics lab for conducting experiments, prototytyping, and testing. This cool-looking DIY bench power supply provides fixed 5V and 12V outputs along with a separate variable DC output ranging from 1.2 to 25V. The on-board LCD display shows instantaneous output voltage, current, and power drawn, which are very important parameters during prototyping of a new project. The power supply can also be connected to a PC through RS232 port to visualize and monitor these parameters graphically on screen. The project uses Atmega8 microcontroller for measuring and displaying the electrical output parameters.<\/p>\n","protected":false},"author":1,"featured_media":8089,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15,227],"tags":[694,215,687],"class_list":["post-8088","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-avr-projects","category-news","tag-bench-power-supply","tag-dc-power-supply","tag-voltmeter"],"_links":{"self":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/8088","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/comments?post=8088"}],"version-history":[{"count":3,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/8088\/revisions"}],"predecessor-version":[{"id":8092,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/posts\/8088\/revisions\/8092"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/media\/8089"}],"wp:attachment":[{"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/media?parent=8088"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/categories?post=8088"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/embedded-lab.com\/blog\/wp-json\/wp\/v2\/tags?post=8088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}