https://soldernerd.com/tags/74hc126/Recent content in 74hc126 on soldernerdHugo -- gohugo.ioen&copy; 2026 Lukas F&auml;ssler &middot; soldernerdFri, 14 Oct 2016 00:00:00 +0000https://soldernerd.com/posts/low-power-user-interface/Fri, 14 Oct 2016 00:00:00 +0000https://soldernerd.com/posts/low-power-user-interface/<figure><img class="my-0 rounded-md" loading="lazy" decoding="async" fetchpriority="auto" alt="20161007_userinterfacereva_001" width="1024" height="683" src="https://soldernerd.com/posts/low-power-user-interface/images/20161007_UserInterfaceRevA_001-1024x683_hu_32a0960dca3629da.jpg" srcset="https://soldernerd.com/posts/low-power-user-interface/images/20161007_UserInterfaceRevA_001-1024x683_hu_32a0960dca3629da.jpg 800w, https://soldernerd.com/posts/low-power-user-interface/images/20161007_UserInterfaceRevA_001-1024x683.jpg 1280w" sizes="(min-width: 768px) 50vw, 65vw" data-zoom-src="https://soldernerd.com/posts/low-power-user-interface/images/20161007_UserInterfaceRevA_001-1024x683.jpg"></figure> <p>As you may have noticed I&rsquo;m quite busy working on the <a href="https://soldernerd.com/projects/mppt-solar-charger/" >MPPT Solar Charger</a> project. The <a href="https://soldernerd.com/posts/mppt-solar-charger-testing/" >latest version</a> uses a 4 lines x 20 characters LCD that connects via I2C as well as a rotary encoder with a push button.</p>