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Digital Angel<p><span>The silicon inside is still the same <br><br>The </span><a href="https://sk.zehnvorne.social/tags/market" rel="nofollow noopener" target="_blank">#market</a> is filled with <a href="https://sk.zehnvorne.social/tags/clones" rel="nofollow noopener" target="_blank">#clones</a> for <a href="https://sk.zehnvorne.social/tags/ESP32" rel="nofollow noopener" target="_blank">#ESP32</a><span> the most part <br><br>When are clones and counterfeits a </span><a href="https://sk.zehnvorne.social/tags/problem" rel="nofollow noopener" target="_blank">#problem</a><span>? <br><br>read more about it here: </span><a href="https://www.xda-developers.com/esp32-counterfeit-devices-exist/" rel="nofollow noopener" target="_blank">https://www.xda-developers.com/esp32-counterfeit-devices-exist/</a></p><blockquote>The ecosystem thrives on third-party hardware, and being aware of what's inside your board is the best defence imaginable. No matter how much you spend, a $5 ESP32 development board compared to a $15 <a href="https://sk.zehnvorne.social/tags/alternative" rel="nofollow noopener" target="_blank">#alternative</a> still has the same chip inside, and it's probably just as good for most hobbyist and enthusiast projects. </blockquote><a href="https://sk.zehnvorne.social/tags/electronics" rel="nofollow noopener" target="_blank">#electronics</a> <a href="https://sk.zehnvorne.social/tags/cpu" rel="nofollow noopener" target="_blank">#cpu</a> <a href="https://sk.zehnvorne.social/tags/chip" rel="nofollow noopener" target="_blank">#chip</a> <a href="https://sk.zehnvorne.social/tags/board" rel="nofollow noopener" target="_blank">#board</a> <a href="https://sk.zehnvorne.social/tags/economy" rel="nofollow noopener" target="_blank">#economy</a> <a href="https://sk.zehnvorne.social/tags/china" rel="nofollow noopener" target="_blank">#china</a> <a href="https://sk.zehnvorne.social/tags/clone" rel="nofollow noopener" target="_blank">#clone</a> <a href="https://sk.zehnvorne.social/tags/price" rel="nofollow noopener" target="_blank">#price</a> <a href="https://sk.zehnvorne.social/tags/iot" rel="nofollow noopener" target="_blank">#iot</a> <a href="https://sk.zehnvorne.social/tags/news" rel="nofollow noopener" target="_blank">#news</a> <a href="https://sk.zehnvorne.social/tags/hardware" rel="nofollow noopener" target="_blank">#hardware</a> <a href="https://sk.zehnvorne.social/tags/hobby" rel="nofollow noopener" target="_blank">#hobby</a> <a href="https://sk.zehnvorne.social/tags/project" rel="nofollow noopener" target="_blank">#project</a> <a href="https://sk.zehnvorne.social/tags/money" rel="nofollow noopener" target="_blank">#money</a> <a href="https://sk.zehnvorne.social/tags/uart" rel="nofollow noopener" target="_blank">#uart</a> <a href="https://sk.zehnvorne.social/tags/usb" rel="nofollow noopener" target="_blank">#usb</a> <a href="https://sk.zehnvorne.social/tags/interface" rel="nofollow noopener" target="_blank">#interface</a> <a href="https://sk.zehnvorne.social/tags/circuit" rel="nofollow noopener" target="_blank">#circuit</a><p></p>
Eric on here now too<p>I've googled for this and it seems like there isn't any message-like/connection-like protocol over serial/uart? I'm aware of SLIP but it seems very bare bones. </p><p>I also get that making a new communication protocol because I don't understand why my embedded device is listening to my serial commands in one context but not others is probably not a good reason 😅. </p><p><a href="https://sfba.social/tags/rust" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rust</span></a> <a href="https://sfba.social/tags/embedded" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>embedded</span></a> <a href="https://sfba.social/tags/uart" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uart</span></a></p>
Wesley Moore<p>This looks quite handy <a href="https://www.crowdsupply.com/excamera/termdriver-2" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">crowdsupply.com/excamera/termd</span><span class="invisible">river-2</span></a></p><p>They also had a post about how they're using subpixel rendering to get legible text out of 3 pixel wide glyphs: <a href="https://excamera.substack.com/p/can-3-point-text-be-readable" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">excamera.substack.com/p/can-3-</span><span class="invisible">point-text-be-readable</span></a></p><p><a href="https://mastodon.decentralised.social/tags/uart" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uart</span></a> <a href="https://mastodon.decentralised.social/tags/hardware" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>hardware</span></a> <a href="https://mastodon.decentralised.social/tags/embedded" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>embedded</span></a> <a href="https://mastodon.decentralised.social/tags/fonts" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>fonts</span></a></p>
Verfassungklage@troet.cafe<p><a href="https://troet.cafe/tags/Computerclub2" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Computerclub2</span></a></p><p><a href="https://troet.cafe/tags/CC2tv" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>CC2tv</span></a> #403 Vom `print()` zum <a href="https://troet.cafe/tags/Bit" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Bit</span></a></p><p>So spricht dein <a href="https://troet.cafe/tags/Mikrocontroller" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mikrocontroller</span></a><br>Wir zeigen, wie ein einziger <a href="https://troet.cafe/tags/MicroPython" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MicroPython</span></a>-Befehl – `print("Hallo Welt")` – Schicht für Schicht bis zum elektrischen Signal am TX-Pin zerlegt wird. Wir starten in der Hochsprache, werfen einen Blick auf den erzeugten <a href="https://troet.cafe/tags/Bytecode" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Bytecode</span></a> und zeigen, wie die MicroPython-VM ihn in C-Routinen übersetzt. Von dort gelangt der String über den <a href="https://troet.cafe/tags/UART" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UART</span></a>-Treiber als <a href="https://troet.cafe/tags/ARM" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ARM</span></a>- <a href="https://troet.cafe/tags/Maschinencode" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Maschinencode</span></a> auf den RP2040-Prozessor</p><p><a href="https://cc2.tv/daten/20250705100000.php" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">cc2.tv/daten/20250705100000.ph</span><span class="invisible">p</span></a></p>
Shonky Electronics!<p>It lives!</p><p>The <a href="https://mastodon.social/tags/rc2014" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rc2014</span></a> version of my FT245 based USB interface works exactly as intended with SCM, Basic and the 6850 version of CP/M</p><p>No more faffing with USB-Serial dongles and <a href="https://mastodon.social/tags/UART" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UART</span></a> settings for me, terminal software simply doesn’t care about baud rates and the like with this board,</p>
Hacker News<p>Access BMC UART on Supermicro X11SSH</p><p><a href="https://github.com/zarhus/zarhusbmc/discussions/3" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">github.com/zarhus/zarhusbmc/di</span><span class="invisible">scussions/3</span></a></p><p><a href="https://mastodon.social/tags/HackerNews" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HackerNews</span></a> <a href="https://mastodon.social/tags/AccessBMC" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>AccessBMC</span></a> <a href="https://mastodon.social/tags/UART" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UART</span></a> <a href="https://mastodon.social/tags/Supermicro" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Supermicro</span></a> <a href="https://mastodon.social/tags/X11SSH" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>X11SSH</span></a> <a href="https://mastodon.social/tags/TechDiscussion" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>TechDiscussion</span></a> <a href="https://mastodon.social/tags/BMCCommunication" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BMCCommunication</span></a></p>
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>
Kevin Thomas ✅<p>An <a href="https://defcon.social/tags/STM32F4" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>STM32F4</span></a>, <a href="https://defcon.social/tags/RYLR998" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RYLR998</span></a> <a href="https://defcon.social/tags/LoRa" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LoRa</span></a> <a href="https://defcon.social/tags/UART" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UART</span></a> driver written entirely in <a href="https://defcon.social/tags/Assembler" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Assembler</span></a>. <a href="https://github.com/mytechnotalent/STM32F4_LoRa_UART_Driver" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">github.com/mytechnotalent/STM3</span><span class="invisible">2F4_LoRa_UART_Driver</span></a></p>
IT News<p>Vintage Intel 8080 runs on a Modern FPGA - If you’re into retro CPUs and don’t shy away from wiring old-school voltages, [Mar... - <a href="https://hackaday.com/2025/05/26/vintage-intel-8080-runs-on-a-modern-fpga/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">hackaday.com/2025/05/26/vintag</span><span class="invisible">e-intel-8080-runs-on-a-modern-fpga/</span></a> <a href="https://schleuss.online/tags/microcontrollers" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>microcontrollers</span></a> <a href="https://schleuss.online/tags/retrocomputing" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>retrocomputing</span></a> <a href="https://schleuss.online/tags/classichacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>classichacks</span></a> <a href="https://schleuss.online/tags/intel8080" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>intel8080</span></a> <a href="https://schleuss.online/tags/pcbhacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>pcbhacks</span></a> <a href="https://schleuss.online/tags/8080a" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>8080a</span></a>-1 <a href="https://schleuss.online/tags/openocd" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>openocd</span></a> <a href="https://schleuss.online/tags/fpga" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>fpga</span></a> <a href="https://schleuss.online/tags/cm32" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>cm32</span></a> <a href="https://schleuss.online/tags/uart" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uart</span></a> <a href="https://schleuss.online/tags/pcb" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>pcb</span></a></p>
IT News<p>Exploring the RP2350’s UART-Bootloader - The RP2350 has a few advantages over its predecessor, one of which is the ability ... - <a href="https://hackaday.com/2025/05/11/exploring-the-rp2350s-uart-bootloader/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">hackaday.com/2025/05/11/explor</span><span class="invisible">ing-the-rp2350s-uart-bootloader/</span></a> <a href="https://schleuss.online/tags/microcontrollers" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>microcontrollers</span></a> <a href="https://schleuss.online/tags/microcontroller" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>microcontroller</span></a> <a href="https://schleuss.online/tags/uartbootloader" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uartbootloader</span></a> <a href="https://schleuss.online/tags/rp2350" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>rp2350</span></a> <a href="https://schleuss.online/tags/uart" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uart</span></a></p>
Johannes Kastl<p>Dear <a href="https://digitalcourage.social/tags/homelab" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>homelab</span></a> bubble,</p><p>as is normal I have a dozen different SBCs (Raspi1, Raspi2, Raspi4,...) as well as some other thin clients running in my home lab. As none of them is connected to a monitor, each of them has some kind of serial-to-USB cable attached (to a serial output or to the Raspi GPIO pins).</p><p>Of course, I am lazy, and moving the laptop I am working on and attaching the right cable is too much effort. So I thought about finding another solution. Not sure if there is one and if I can afford it. So I would be glad if there is any input or ideas or hints or experiences or recommendations. Thanks in advance!</p><p><a href="https://digitalcourage.social/tags/homelab" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>homelab</span></a> <a href="https://digitalcourage.social/tags/serialconsole" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>serialconsole</span></a> <a href="https://digitalcourage.social/tags/uart" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uart</span></a> <a href="https://digitalcourage.social/tags/raspi" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>raspi</span></a> <a href="https://digitalcourage.social/tags/raspberry" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>raspberry</span></a> <a href="https://digitalcourage.social/tags/sbc" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>sbc</span></a></p>
alerich<p>Liebe Nerds,<br>kennt sich jemand gut mit <a href="https://norden.social/tags/UART" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UART</span></a> etc aus? Ich versuche, <a href="https://norden.social/tags/valetudo" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>valetudo</span></a> auf einem Xiaomi X10 Plus zu installieren. Leider kann ich das root PW nicht eigeben. Bei der Eingabe (egal wie) gehen immer einige Zeichen verloren. jemand im telegram channel schrieb was vom input speed oder so. ich habe aber brutal keine ahnung. hier die anleitung:</p><p><a href="https://valetudo.cloud/pages/installation/dreame.html#uart" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">valetudo.cloud/pages/installat</span><span class="invisible">ion/dreame.html#uart</span></a></p>
Pyrzout :vm:<p>How a Tiny Relay Became a USB Swiss Army Knife <a href="https://hackaday.com/2025/04/05/how-a-tiny-relay-became-a-usb-swiss-army-knife/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">hackaday.com/2025/04/05/how-a-</span><span class="invisible">tiny-relay-became-a-usb-swiss-army-knife/</span></a> <a href="https://social.skynetcloud.site/tags/Microcontrollers" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Microcontrollers</span></a> <a href="https://social.skynetcloud.site/tags/swissarmyknife" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>swissarmyknife</span></a> <a href="https://social.skynetcloud.site/tags/computerhacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>computerhacks</span></a> <a href="https://social.skynetcloud.site/tags/LinuxHacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>LinuxHacks</span></a> <a href="https://social.skynetcloud.site/tags/swissknife" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>swissknife</span></a> <a href="https://social.skynetcloud.site/tags/PCBHacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>PCBHacks</span></a> <a href="https://social.skynetcloud.site/tags/BOOT0" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>BOOT0</span></a> <a href="https://social.skynetcloud.site/tags/relay" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>relay</span></a> <a href="https://social.skynetcloud.site/tags/servo" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>servo</span></a> <a href="https://social.skynetcloud.site/tags/stm32" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>stm32</span></a> <a href="https://social.skynetcloud.site/tags/News" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>News</span></a> <a href="https://social.skynetcloud.site/tags/uart" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uart</span></a> <a href="https://social.skynetcloud.site/tags/usb" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>usb</span></a></p>
IT News<p>How a Tiny Relay Became a USB Swiss Army Knife - Meet the little board that could: [alcor6502]’s tiny USB relay controller, now evo... - <a href="https://hackaday.com/2025/04/05/how-a-tiny-relay-became-a-usb-swiss-army-knife/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">hackaday.com/2025/04/05/how-a-</span><span class="invisible">tiny-relay-became-a-usb-swiss-army-knife/</span></a> <a href="https://schleuss.online/tags/microcontrollers" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>microcontrollers</span></a> <a href="https://schleuss.online/tags/swissarmyknife" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>swissarmyknife</span></a> <a href="https://schleuss.online/tags/computerhacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>computerhacks</span></a> <a href="https://schleuss.online/tags/linuxhacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>linuxhacks</span></a> <a href="https://schleuss.online/tags/swissknife" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>swissknife</span></a> <a href="https://schleuss.online/tags/pcbhacks" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>pcbhacks</span></a> <a href="https://schleuss.online/tags/boot0" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>boot0</span></a> <a href="https://schleuss.online/tags/relay" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>relay</span></a> <a href="https://schleuss.online/tags/servo" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>servo</span></a> <a href="https://schleuss.online/tags/stm32" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>stm32</span></a> <a href="https://schleuss.online/tags/news" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>news</span></a> <a href="https://schleuss.online/tags/uart" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>uart</span></a> <a href="https://schleuss.online/tags/usb" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>usb</span></a></p>
PipelineC<p>So what can you do with the ability to read arbitrary <a href="https://fosstodon.org/tags/FPGA" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>FPGA</span></a> registers out of your design over <a href="https://fosstodon.org/tags/UART" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UART</span></a>? Capture time series data (last four <a href="https://fosstodon.org/tags/ethernet" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ethernet</span></a> packet bytes) in your regs and write a little <a href="https://fosstodon.org/tags/python" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>python</span></a> script that launches <a href="https://fosstodon.org/tags/GTKWave" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>GTKWave</span></a> and you have yourself a tiny homemade cross platform logic analyzer thing!<br><a href="https://github.com/JulianKemmerer/PipelineC/wiki/Example:-Debug-Probes" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">github.com/JulianKemmerer/Pipe</span><span class="invisible">lineC/wiki/Example:-Debug-Probes</span></a></p>
8086 Consultancy<p>UART/I2C firmware for <a href="https://www.tindie.com/products/8086net/rp2040-interfacer-uarti2c/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">tindie.com/products/8086net/rp</span><span class="invisible">2040-interfacer-uarti2c/</span></a> RP2040 Interfacer is now available on <a href="https://github.com/8086net/RP2040_Interfacer-UART_I2C" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">github.com/8086net/RP2040_Inte</span><span class="invisible">rfacer-UART_I2C</span></a></p><p>(it's also supported by CircuitPython <a href="https://circuitpython.org/board/8086_rp2040_interfacer/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">circuitpython.org/board/8086_r</span><span class="invisible">p2040_interfacer/</span></a> )</p><p><a href="https://mastodon.8086.net/tags/RP2040" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>RP2040</span></a> <a href="https://mastodon.8086.net/tags/UART" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UART</span></a> <a href="https://mastodon.8086.net/tags/I2C" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>I2C</span></a> <a href="https://mastodon.8086.net/tags/CircuitPython" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>CircuitPython</span></a></p>
diyelectromusic<p>Anyone know enough about the ATmega328 to know if the UART can cope with something else disabling interrupts for ~2mS...?</p><p>That sounds like quite a lot to me.</p><p>This is for handling MIDI, so I think at 31250 that would be enough for up to two complete 3-byte messages to have gone past...</p><p>Am about to pile into the datasheet, but the UART was always a bit of "mystery magic that just worked" for me...</p><p><a href="https://mastodon.social/tags/MakerHelp" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MakerHelp</span></a> <a href="https://mastodon.social/tags/ATMega328" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>ATMega328</span></a> <a href="https://mastodon.social/tags/MIDI" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>MIDI</span></a> <a href="https://mastodon.social/tags/UART" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UART</span></a></p>
e_es<p>Nach <a href="https://chaos.social/tags/Weihnachten" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Weihnachten</span></a> habe ich MacroPads (kleine USB-Tastaturen mit Drehknopf und Taster) kennen gelernt. Das was ich in die Finger bekommen (und aufgeschraubt) habe, hat einen Chip <a href="https://chaos.social/tags/CH552" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>CH552</span></a>. Ich dachte es ist ein spezieller Tastaturchip wie der <a href="https://chaos.social/tags/CH340" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>CH340</span></a> ein USB-<a href="https://chaos.social/tags/UART" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UART</span></a> Chip ist. Weit gefehlt, das ist ein #8051 kompatibler Chip mit USB, und der wird vom SDCC unterstützt!</p><p>ähnliches Macropad: <a href="https://github.com/wagiminator/CH552-MacroPad-plus" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">github.com/wagiminator/CH552-M</span><span class="invisible">acroPad-plus</span></a></p><p>SDCC Projekt: <a href="https://github.com/atc1441/CH55xOneClickCompiler" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">github.com/atc1441/CH55xOneCli</span><span class="invisible">ckCompiler</span></a></p><p><a href="https://chaos.social/tags/DIY" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>DIY</span></a> <a href="https://chaos.social/tags/TODO" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>TODO</span></a></p>
Rob Carlson :ally: :BLM:<p>Just discovered Matt Brown’s hacking <a href="https://epistolary.org/tags/IoT" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>IoT</span></a> channel and was amazed how quick it is to extract basically everything from an off the shelf <a href="https://epistolary.org/tags/TPLink" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>TPLink</span></a> cellular device with <a href="https://epistolary.org/tags/UART" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>UART</span></a> and some USB flash readers. It has 1M views so I’m probably late to the party but check it out anyway. </p><p><a href="https://www.youtube.com/watch?v=clESYc9BDvc" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">youtube.com/watch?v=clESYc9BDv</span><span class="invisible">c</span></a></p>
Daniele Verducci 🧉I found the connection I made was not working. I connected the <a class="hashtag" href="https://social.ichibi.eu/tag/esp8266" rel="nofollow noopener" target="_blank">#esp8266</a> tx pin to the <a class="hashtag" href="https://social.ichibi.eu/tag/uart" rel="nofollow noopener" target="_blank">#uart</a> to <a class="hashtag" href="https://social.ichibi.eu/tag/rs232" rel="nofollow noopener" target="_blank">#rs232</a> converter's rx pin and vice versa.<br>So tried inverting it (rx to rx and tx to tx) and now it works perfectly... Not sure why the pins are labeled reverse on the uart to rs232 converter... 🤷‍♂️