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#UEXT

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Olimex<p>New open source hardware board UEXT-3TO5V allow 5V devices and sensors to be powered and accessed by 3.3V UEXT boards <a href="https://olimex.wordpress.com/2025/06/10/new-open-source-hardware-board-uext-3-to-5v-converter-allows-5v-devices-and-sensors-to-be-connected-to-uext-boards-with-3-3v-levels/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">olimex.wordpress.com/2025/06/1</span><span class="invisible">0/new-open-source-hardware-board-uext-3-to-5v-converter-allows-5v-devices-and-sensors-to-be-connected-to-uext-boards-with-3-3v-levels/</span></a> <a href="https://mastodon.social/tags/uext" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uext</span></a> <a href="https://mastodon.social/tags/oshw" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>oshw</span></a> <a href="https://mastodon.social/tags/sensor" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>sensor</span></a> <a href="https://mastodon.social/tags/spi" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>spi</span></a> <a href="https://mastodon.social/tags/i2c" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>i2c</span></a> <a href="https://mastodon.social/tags/uart" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uart</span></a></p>
Olimex<p>New self adhesive Mifare 13.56Mhz NFC RFID tags with two forms: disc 20mm and sticker 20x10 mm are now in stock <a href="https://olimex.wordpress.com/2024/12/19/rfid-mifare-nfc-self-adhesive-tags-with-thickness-only-0-2mm-in-two-forms-disc-20mm-and-rectangle-20x10mm-are-in-stock/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">olimex.wordpress.com/2024/12/1</span><span class="invisible">9/rfid-mifare-nfc-self-adhesive-tags-with-thickness-only-0-2mm-in-two-forms-disc-20mm-and-rectangle-20x10mm-are-in-stock/</span></a> they can be read and written with MOD-RFID1356-MIFARE and any board with UEXT connector <a href="https://mastodon.social/tags/rfid" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rfid</span></a> <a href="https://mastodon.social/tags/mifare" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>mifare</span></a> <a href="https://mastodon.social/tags/nfc" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>nfc</span></a> <a href="https://mastodon.social/tags/uext" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uext</span></a></p>
Olimex<p>ESP32-H2-DevKit-Lipo is new Open Source Hardware board with RISC-V SOC Bluetooth 5, Zigbee, Matter, Thread <a href="https://olimex.wordpress.com/2023/12/14/esp32-h2-devkit-lipo-open-source-hardware-board-is-ready-for-prototyping/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">olimex.wordpress.com/2023/12/1</span><span class="invisible">4/esp32-h2-devkit-lipo-open-source-hardware-board-is-ready-for-prototyping/</span></a> <a href="https://mastodon.social/tags/esp32" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>esp32</span></a> <a href="https://mastodon.social/tags/bluetooth" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>bluetooth</span></a> <a href="https://mastodon.social/tags/zigbee" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>zigbee</span></a> <a href="https://mastodon.social/tags/matter" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>matter</span></a> <a href="https://mastodon.social/tags/thread" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>thread</span></a> <a href="https://mastodon.social/tags/oshw" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>oshw</span></a> <a href="https://mastodon.social/tags/uext" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uext</span></a> <a href="https://mastodon.social/tags/qwiic" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>qwiic</span></a> <a href="https://mastodon.social/tags/stemma" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>stemma</span></a></p>
Olimex<p>UEXT evolution now in 3 variants: Classic 2.5mm step, Mini 1.27 mm step and Pico 1.0 mm step: <a href="https://olimex.wordpress.com/2023/09/26/uext-have-now-is-with-three-different-connectors-variants-classic-uext-2-54mm-step-mini-uext-muext-1-27mm-step-pico-uext-puext-1-0-mm-step/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">olimex.wordpress.com/2023/09/2</span><span class="invisible">6/uext-have-now-is-with-three-different-connectors-variants-classic-uext-2-54mm-step-mini-uext-muext-1-27mm-step-pico-uext-puext-1-0-mm-step/</span></a> <a href="https://mastodon.social/tags/uext" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uext</span></a> <a href="https://mastodon.social/tags/qwiic" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>qwiic</span></a> <a href="https://mastodon.social/tags/stemma" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>stemma</span></a></p>