https://cge.dev/tags/rtt/ Recent content in RTT on cge.dev Hugo en Thu, 11 Sep 2025 17:18:13 -0700 https://cge.dev/posts/ditch-segger-rtt-viewer/ Thu, 11 Sep 2025 00:00:00 +0000 https://cge.dev/posts/ditch-segger-rtt-viewer/ <div class="notice note"> <div class="notice-title"> <i class="fa-solid fa-sticky-note" aria-hidden="true"></i>Note </div> <div class="notice-content">This post is part of a new series of short-form posts titled <strong><a href="https://cge.dev/series/today-i-learned/" >Today I learned</a></strong>. These posts are intended to be short and more informal—my goal is for you to learn one thing quickly.</div> </div> <p>Segger&rsquo;s <a href="https://www.segger.com/products/debug-probes/j-link/technology/about-real-time-transfer/" class="external-link" target="_blank" rel="noopener">Real Time Transfer (RTT)</a> feels like magic 🪄, but their RTT viewer application feels like you&rsquo;re stuck back in the 1980&rsquo;s 📟.</p> <p>For example: fonts are not configurable, there&rsquo;s a clunky line-based input, and it only works with Latin1 (ISO/IEC 8859-1) encoded strings. If your device is sending UTF-8 characters to the RTT console, you get garbled output for multi-byte characters.</p>