<div class="entry-content">
 <div class="jetpack-video-wrapper"><iframe src="https://www.youtube.com/embed/rMoTqSC9wrY" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe>
 </div>
 <div class="blog-content">
In this tutorial you will design and build your own keyboard. You will also learn all the essentials to design and build any electronics. Enjoy!
 </div>
 
 <div class="blog-content-links">
 <div>
 Links:
 </div>
 <ul class="links-list">
 <li class="links-list-item"><a href="https://github.com/FEDEVEL/custom-keyboard">Github (HW + 3D + SW)</a></li>
 <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
 </ul>
 </div> 
</div>

Tutorial - Custom DIY Keyboard Design and Build | Part 2: Keyboard Schematic

<div class="entry-content">
 <div class="jetpack-video-wrapper"><iframe src="https://www.youtube.com/embed/N4cLFE0FF2U" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe>
 </div>
 <div class="blog-content">
 In this tutorial you will design and build your own keyboard. You will also learn all the essentials to design and build any electronics. Enjoy!
 </div>

 <div class="blog-content-chapters">
 <div>
 Chapters:
 </div>
 <ul class="chapters-list">
 <li class="chapters-list-item">00:00What is this tutorial about</li>
 <li class="chapters-list-item">03:34Starting a new project</li>
 <li class="chapters-list-item">08:42Adding RP2040</li>
 <li class="chapters-list-item">14:43Adding 100nF</li>
 <li class="chapters-list-item">20:12Adding 2.2uF</li>
 <li class="chapters-list-item">23:14Adding 200R</li>
 <li class="chapters-list-item">25:43Adding 27R</li>
 <li class="chapters-list-item">27:40Adding USB-C connector</li>
 <li class="chapters-list-item">31:25Adding ESD protection</li>
 <li class="chapters-list-item">34:03Adding 1uF</li>
 <li class="chapters-list-item">36:10Connecting USB CC pins</li>
 <li class="chapters-list-item">36:46Adding 5.1k</li>
 <li class="chapters-list-item">38:21Voltage regulator 5V to 3V3</li>
 <li class="chapters-list-item">42:27Adding 47uF</li>
 <li class="chapters-list-item">45:49Crystal ABM8-272-T3</li>
 <li class="chapters-list-item">47:22Adding 1k</li>
 <li class="chapters-list-item">48:32Adding 15pF</li>
 <li class="chapters-list-item">49:48Adding 1M</li>
 <li class="chapters-list-item">52:52Flash W25Q128JVS</li>
 <li class="chapters-list-item">58:20Boot Select Button</li>
 <li class="chapters-list-item">1:01:09Adding 100k</li>
 <li class="chapters-list-item">1:03:10Reset Button</li>
 <li class="chapters-list-item">1:04:28Adding 10k</li>
 <li class="chapters-list-item">1:08:23Adding 1x3 Header</li>
 <li class="chapters-list-item">1:11:50User LED</li>
 <li class="chapters-list-item">1:15:06Power LED</li>
 <li class="chapters-list-item">1:16:38Thank you for watching</li>
 </div>
 
 <div class="blog-content-links">
 <div>
 Links:
 </div>
 <ul class="links-list">
 <li class="links-list-item"><a href="https://oshwlab.com/robertferanec/custom-keyboard">Finished project (EasyEDA)</a></li>
 <li class="links-list-item"><a href="https://github.com/FEDEVEL/custom-keyboard">Github (HW + 3D + SW)</a></li>
 <li class="links-list-item"><a href="https://www.thingiverse.com/thing:6784228">Thingiverse (3D)</a></li>
 <li class="links-list-item"><a href="https://www.youtube.com/playlist?list=PLXvLToQzgzdftro2qK5In8p6ExsDFdpzw">Link to the complete playlist</a></li>
 <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
 </ul>
 </div> 
</div>

Tutorial - Custom DIY Keyboard Design and Build: Schematic + PCB + Case | Part 1 - RP2040

<div class="entry-content">
 <div class="jetpack-video-wrapper"><iframe src="https://www.youtube.com/embed/Lqc1jmbSxnE" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe>
 </div>
 <div class="blog-content">
Why is the thickness of PCB layers important? Explained.
 </div>

 <div class="blog-content-chapters">
 <div>
 Chapters:
 </div>
 <ul class="chapters-list">
 <li class="chapters-list-item">00:00What is this video about</li>
 <li class="chapters-list-item">00:36What is PCB stackup</li>
 <li class="chapters-list-item">01:08Is stackup important?</li>
 <li class="chapters-list-item">01:37Layer thickness vs. crosstalk</li>
 <li class="chapters-list-item">03:37Layer thickness vs. track width</li>
 <li class="chapters-list-item">05:11Layer count and order</li>
 <li class="chapters-list-item">07:44Conclusion</li>
 </div>
 
 <div class="blog-content-links">
 <div>
 Links:
 </div>
 <ul class="links-list">
 <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL Online courses</a></li>
 </ul>
 </div> 
</div>

How to choose PCB?

<div class="entry-content">
 <div class="jetpack-video-wrapper">
 
 <iframe src="https://www.youtube.com/embed/kjAXjjHWX0E" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe>
 
 </div>
 <div class="blog-content">
 Explained: USB 2 vs. USB 3 vs. USB 4, about USB Power, USB-C and other connectors, USB speed and more. Thank you very much Jit Lim
 </div>
 <div class="blog-content-chapters">
 <div>
 Chapters:
 </div>
 <ul class="chapters-list">
 <li class="chapters-list-item">00:00What this video is about</li>
 <li class="chapters-list-item">01:52USB Connector vs. speed</li>
 <li class="chapters-list-item">02:52Connector types</li>
 <li class="chapters-list-item">06:09Is USB-C today's trend?</li>
 <li class="chapters-list-item">08:30Differences between USB 3.0, 3.1, 3.2</li>
 <li class="chapters-list-item">13:31Why is the highest transfer speed often not achieved?</li>
 <li class="chapters-list-item">18:17History of USB</li>
 <li class="chapters-list-item">19:31How did we go from 1.5Mb/s to 5 Gb/s?</li>
 <li class="chapters-list-item">21:58What is equalization?</li>
 <li class="chapters-list-item">27:47Simple functionality tests</li>
 <li class="chapters-list-item">31:37USB C pinout</li>
 <li class="chapters-list-item">39:44USB Alternate mode</li>
 <li class="chapters-list-item">41:23VCONN voltage</li>
 <li class="chapters-list-item">44:13Tunneling mode</li>
 <li class="chapters-list-item">46:47USB 4 connector and cable</li>
 <li class="chapters-list-item">48:28Power delivery ( USB PD )</li>
 <li class="chapters-list-item">51:23Frequently asked questions about USB</li>

 <li class="chapters-list-item">52:04Is Type C the same as USB-PD?</li>
 <li class="chapters-list-item">52:35Can Type C not implement PD?</li>
 <li class="chapters-list-item">54:35Must USB 3.2 implement Type-C?</li>
 <li class="chapters-list-item">55:17Does USB 3.2 require PD?</li>
 <li class="chapters-list-item">57:19Does USB-PD require Type-C</li>
 <li class="chapters-list-item">58:14Can USB 2.0 implement Type-C</li>
 <li class="chapters-list-item">1:01:12Is PD bidirectional?</li>
 <li class="chapters-list-item">1:04:12Must a charger implement Type-C?</li>
 <li class="chapters-list-item">1:04:45How do you tell if a product has PD implemented?</li>
 <li class="chapters-list-item">1:08:37Can USB 3.2 implement Type-C?</li>
 <li class="chapters-list-item">1:08:44Will PD compliance be mandatory?</li>

 <li class="chapters-list-item">1:10:14Type-C PD basic implementation</li>
 <li class="chapters-list-item">1:15:39USB-PD full feature implementation</li>
 <li class="chapters-list-item">1:25:30Computer and charger USB-PD negotiation</li>
 <li class="chapters-list-item">1:33:28USB4 Specification</li>
 <li class="chapters-list-item">1:35:52NRZ vs. PAM3</li>
 <li class="chapters-list-item">1:37:50How to validate USB interface</li>
 <li class="chapters-list-item">1:45:20How to run USB test patterns</li>
 <li class="chapters-list-item">1:48:18What do you need to test USB on your board?</li>
 <li class="chapters-list-item">1:50:35If you want to test receiver, do you need transmitter / generator?</li>
 </ul>
 </div>
 <div class="blog-content-links">
 <div>
 Links:
 </div>
 <ul class="links-list">
 <li class="links-list-item"><a href="https://www.linkedin.com/in/jit-lim-787660/">Jit's Linked In</a></li>
 <li class="links-list-item"><a href="https://keysig.ht/yhEjpH">Keysight USB-C PD system</a></li>
 <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL courses</a></li>
 </ul>
 </div>
</div>

Which USB Has The Best Power? Big differences ...

<div class="entry-content">
 <div class="jetpack-video-wrapper"><iframe src="https://www.youtube.com/embed/KEfySZ2nNdk" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe>
 </div>
 <div class="blog-content">
 You will learn how to transform your idea for an electronic product into a finished product that can be manufactured on a large scale. Thank you very much Alex Gudilko
 </div>
 <div class="blog-content-chapters">
 <div>
 Chapters:
 </div>
 <ul class="chapters-list">
 <li class="chapters-list-item">00:00What this video is about</li>
 <li class="chapters-list-item">00:51Product development process</li>
 <li class="chapters-list-item">06:00How do you start?</li>
 <li class="chapters-list-item">09:40Product requirement document (Specification)</li>
 <li class="chapters-list-item">11:35Development kits, proof of concept</li>
 <li class="chapters-list-item">16:09Components selection</li>
 <li class="chapters-list-item">18:303D printing and working prototype</li>
 <li class="chapters-list-item">20:17Technical proposal</li>
 <li class="chapters-list-item">21:11Product Design</li>
 <li class="chapters-list-item">23:52Engineering prototypes</li>
 <li class="chapters-list-item">32:15Electrical design tips</li>
 <li class="chapters-list-item">39:34Mechanical design and prototyping</li>
 <li class="chapters-list-item">44:10Prototypes assembly</li>
 <li class="chapters-list-item">44:57Firmware and bringup</li>
 <li class="chapters-list-item">46:57Final engineering prototype</li>
 <li class="chapters-list-item">48:08Engineering validation test</li>
 <li class="chapters-list-item">55:29Design validation test</li>
 <li class="chapters-list-item">56:45Contract manufacturer selection</li>
 <li class="chapters-list-item">1:01:17IP safety</li>
 <li class="chapters-list-item">1:05:19Design for manufacturing</li>
 <li class="chapters-list-item">1:08:27Pre-production samples</li>
 <li class="chapters-list-item">1:09:20Typical tests</li>
 <li class="chapters-list-item">1:18:30Reliability testing</li>
 <li class="chapters-list-item">1:19:16Climatic / Environmental testing</li>
 <li class="chapters-list-item">1:21:26Regulatory testing (e.g. EMC, EMI, ...)</li>
 <li class="chapters-list-item">1:22:48Production validation test</li>
 <li class="chapters-list-item">1:26:10Jigs and fixtures</li>
 <li class="chapters-list-item">1:27:53Mass production</li>
 <li class="chapters-list-item">1:30:52Shipping</li>
 <li class="chapters-list-item">1:31:38Done?</li>
 <li class="chapters-list-item">1:33:04What affects hardware market in 2023</li>
 <li class="chapters-list-item">1:34:54About Alex</li>
 </ul>
 </div>
 <div class="blog-content-links">
 <div>
 Links:
 </div>
 <ul class="links-list">
 <li class="links-list-item"><a href="https://www.linkedin.com/in/alex-gudilko/">Alex's Linked In</a></li>
 <li class="links-list-item"><a href="https://ajprotech.com/">Alex's company: AJProTech</a></li>
 <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL courses</a></li>
 </ul>
 </div> 
</div>

From Idea To Product - How?

<div class="entry-content">
 <div class="jetpack-video-wrapper"><iframe src="https://www.youtube.com/embed/qd7qcZnV70o" class="youtube-player" width="740" height="416.418" frameborder="0" allowfullscreen></iframe>
 </div>
 <div class="blog-content">
 How to determine and calculate appropriate component values for a switching regulator (boost converter). Including sizing of input/output capacitors, inductor, diode, and feedback network. As well as how to navigate distributor part searches to find suitable components.
 </div>
 <div class="blog-content-chapters">
 <div>
 Chapters:
 </div>
 <ul class="chapters-list">
 <li class="chapters-list-item">00:00Introduction</li>
 <li class="chapters-list-item">01:25Boost Topology & Components</li>
 <li class="chapters-list-item">02:28Design Parameters</li>
 <li class="chapters-list-item">03:53Choice of Controller IC</li>
 <li class="chapters-list-item">08:26Inductance Calculation</li>
 <li class="chapters-list-item">11:07Maximum Currents</li>
 <li class="chapters-list-item">13:01Inductor Selection</li>
 <li class="chapters-list-item">14:57Diode</li>
 <li class="chapters-list-item">16:24Feedback Network</li>
 <li class="chapters-list-item">19:11Input/Output Capacitors</li>
 <li class="chapters-list-item">23:46Outro</li>
 </ul>
 </div>
 <div class="blog-content-links">
 <div>
 Links:
 </div>
 <ul class="links-list">
 <li class="links-list-item"><a href="https://www.youtube.com/watch?v=1g-D8T65SJU&ab_channel=Phil%E2%80%99sLab">Boost converter PCB design</a></li>
 <li class="links-list-item"><a href="https://www.youtube.com/watch?v=FqT_Ofd54fo&ab_channel=Phil%E2%80%99sLab">Buck converter component selection & sizing</a></li>
 <li class="links-list-item"><a href="https://www.youtube.com/watch?v=AmfLhT5SntE&ab_channel=Phil%E2%80%99sLab">Buck converter PCB design</a></li>
 
 <li class="links-list-item"><a href="https://fedevel.com/courses/advanced-digital-hardware-design">Advanced Digital Hardware Design course</a></li>
 <li class="links-list-item"><a href="https://fedevel.com/courses/mixed-signal-hardware-design-with-kicad">Mixed-signal Hardware Design course</a></li>
 <li class="links-list-item"><a href="https://fedevel.com/courses">FEDEVEL courses</a></li>
 </ul>
 </div> 
</div>

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Boost Converter Design & Sizing - Phil's Lab #113

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Tutorial - Custom DIY Keyboard Design and Build | Part 2: Keyboard Schematic

Tutorial - Custom DIY Keyboard Design and Build: Schematic + PCB + Case | Part 1 - RP2040

How to choose PCB?

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