{"id":13095,"date":"2021-06-29T16:58:32","date_gmt":"2021-06-29T09:58:32","guid":{"rendered":"https:\/\/www.makeriot2020.com\/?p=13095"},"modified":"2021-06-29T18:04:20","modified_gmt":"2021-06-29T11:04:20","slug":"free-pcb-files-available-on-request","status":"publish","type":"post","link":"https:\/\/www.makeriot2020.com\/index.php\/2021\/06\/29\/free-pcb-files-available-on-request\/","title":{"rendered":"Free PCB Files available on Request"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Everyone likes some free stuff once in a while. I have decided to release 3 recent PCB projects for free, no strings attached. The PCB&#8217;s include a STM32F103C8T6 ( BluePill ) in Arduino Uno Form Factor, as well as an additional two I2C IO Extender Shields, 8 DI and 8 DO, Both optically isolated, in a stack-able, addressable format. <br><br>Both I2C Shields are configured to use PB11 as SDA, PB10 as SCL and PB1 for interrupt.<br>All other &#8220;Blue Pill&#8221; Pins are broken out on Headers, completely pin for pin compatible.<br><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"541\" height=\"418\" data-src=\"http:\/\/144.126.248.244\/wp-content\/uploads\/2021\/06\/BlueBaseBoard-STM32-3D-Front.png\" alt=\"\" class=\"wp-image-13096 lazyload\" data-srcset=\"https:\/\/www.makeriot2020.com\/wp-content\/uploads\/2021\/06\/BlueBaseBoard-STM32-3D-Front.png 541w, https:\/\/www.makeriot2020.com\/wp-content\/uploads\/2021\/06\/BlueBaseBoard-STM32-3D-Front-300x232.png 300w\" data-sizes=\"(max-width: 541px) 85vw, 541px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 541px; --smush-placeholder-aspect-ratio: 541\/418;\" \/><figcaption>Blue Base Board, STM32 &#8220;Blue Pill&#8221; Clone in Uno Form Factor<\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\/<\/p>\n\n\n\n<div class=\"wp-block-file\"><a href=\"http:\/\/144.126.248.244\/wp-content\/uploads\/2021\/06\/Gerber_PCB_STM32F103C8T6-Dev.zip\">Gerber_PCB_STM32F103C8T6-Dev<\/a><a href=\"http:\/\/144.126.248.244\/wp-content\/uploads\/2021\/06\/Gerber_PCB_STM32F103C8T6-Dev.zip\" class=\"wp-block-file__button\" download>Download<\/a><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"541\" height=\"484\" data-src=\"http:\/\/144.126.248.244\/wp-content\/uploads\/2021\/06\/Blue-I2C-8DI-3D-Front.png\" alt=\"\" class=\"wp-image-13097 lazyload\" data-srcset=\"https:\/\/www.makeriot2020.com\/wp-content\/uploads\/2021\/06\/Blue-I2C-8DI-3D-Front.png 541w, https:\/\/www.makeriot2020.com\/wp-content\/uploads\/2021\/06\/Blue-I2C-8DI-3D-Front-300x268.png 300w\" data-sizes=\"(max-width: 541px) 85vw, 541px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 541px; --smush-placeholder-aspect-ratio: 541\/484;\" \/><figcaption>8 Digital Input, Stack-able I2C Shield, Opto Isolated inputs.<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-file\"><a href=\"http:\/\/144.126.248.244\/wp-content\/uploads\/2021\/06\/Gerber_PCB_BLUE-I2C-IO-Extender-copy.zip\">Gerber_PCB_BLUE-I2C-DI<\/a><a href=\"http:\/\/144.126.248.244\/wp-content\/uploads\/2021\/06\/Gerber_PCB_BLUE-I2C-IO-Extender-copy.zip\" class=\"wp-block-file__button\" download>Download<\/a><\/div>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"552\" height=\"484\" data-src=\"http:\/\/144.126.248.244\/wp-content\/uploads\/2021\/06\/Blue-I2C-8DO-3D-Front.png\" alt=\"\" class=\"wp-image-13098 lazyload\" data-srcset=\"https:\/\/www.makeriot2020.com\/wp-content\/uploads\/2021\/06\/Blue-I2C-8DO-3D-Front.png 552w, https:\/\/www.makeriot2020.com\/wp-content\/uploads\/2021\/06\/Blue-I2C-8DO-3D-Front-300x263.png 300w\" data-sizes=\"(max-width: 552px) 85vw, 552px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 552px; --smush-placeholder-aspect-ratio: 552\/484;\" \/><figcaption>8 Digital Output, Stack-able I2C Shield, Opto Isolated.<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-file\"><a href=\"http:\/\/144.126.248.244\/wp-content\/uploads\/2021\/06\/Gerber_PCB_BLUE-I2C-IO-Extender.zip\">Gerber_PCB_BLUE-I2C-IO-Extender<\/a><a href=\"http:\/\/144.126.248.244\/wp-content\/uploads\/2021\/06\/Gerber_PCB_BLUE-I2C-IO-Extender.zip\" class=\"wp-block-file__button\" download>Download<\/a><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Everyone likes some free stuff once in a while. I have decided to release 3 recent PCB projects for free, no strings attached. The PCB&#8217;s include a STM32F103C8T6 ( BluePill ) in Arduino Uno Form Factor, as well as an additional two I2C IO Extender Shields, 8 DI and 8 DO, Both optically isolated, in &hellip; <a href=\"https:\/\/www.makeriot2020.com\/index.php\/2021\/06\/29\/free-pcb-files-available-on-request\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Free PCB Files available on Request&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":13096,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[89,15],"tags":[67,113,20],"class_list":["post-13095","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-custom-pcb-design","category-stm32f103c8t6-blue-pill","tag-i2c","tag-shield","tag-stm32f103c8t6"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.8 - aioseo.com -->\n\t<meta name=\"description\" content=\"Everyone likes some free stuff once in a while. I have decided to release 3 recent PCB projects for free, no strings attached. The PCB&#039;s include a STM32F103C8T6 ( BluePill ) in Arduino Uno Form Factor, as well as an additional two I2C IO Extender Shields, 8 DI and 8 DO, Both optically isolated, in\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"makeriot2020\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/www.makeriot2020.com\/index.php\/2021\/06\/29\/free-pcb-files-available-on-request\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.8\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Maker and IOT Ideas - Infinite possibilities, waiting to be explored\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Free PCB Files available on Request - Maker and IOT Ideas\" \/>\n\t\t<meta property=\"og:description\" content=\"Everyone likes some free stuff once in a while. 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