Lup Yuen Lee 李立源 @lupyuen@qoto.org

Waveshare #ESP32-S3 Touch-LCD-7: 7-inch Touchscreen with RS485, CAN Bus, I2C

https://www.cnx-software.com/2024/05/30/7-inch-esp32-s3-touchscreen-display-rs485-can-bus-i2c-uart-analog-sensor-interfaces/

Motorola 6809 in an #FPGA

https://hackaday.com/2024/05/28/the-6809-lives-on-in-an-fpga/

Waveshare BG95-M3 Zero: Arm Cortex-A7 SBC with Quectel BG95-M3 modem (LTE Cat M1, NB-IoT, GPS)

https://www.cnx-software.com/2024/05/21/raspberry-pi-zero-hat-quectel-bg95-m3-zero-cellular-iot-board-quecpython-micropython-firmware/

Build Long-Range #IoT Applications Fast with #Meshtastic (#LoRa)

https://spectrum.ieee.org/build-iot-apps-with-meshtastic

Survey Report: #FreeBSD Community Survey 2024

https://freebsdfoundation.org/results-from-the-2024-freebsd-community-survey-report/

Parsing a #RISCV Exception in #PureScript

Article: https://lupyuen.codeberg.page/articles/purescript.html#parse-the-risc-v-exception

#LoRa Modules for M5Stack #ESP32

https://www.hackster.io/news/m5stack-s-new-lora-modules-offer-multi-stack-support-external-antenna-connectivity-b756c8eaa5c7

Ubuntu 24.04 Server for #RISCV Milk-V Mars SBC (JH7110)

https://www.cnx-software.com/2024/05/28/canonical-releases-ubuntu-24-04-server-image-for-milk-v-mars-risc-v-sbc/

Simple Speech-To-Text on #RISCV CH32V003 MCU

https://github.com/brian-smith-github/ch32v003_stt

"To trigger the bug, we need to force iconv() to emit an Escape Sequence, right before the end of the output buffer ... we can use exotic characters, such as: 劄, 䂚, 峛 or 湿"

https://www.ambionics.io/blog/iconv-cve-2024-2961-p1

How to use I2C devices in Apache #NuttX: Adding support for an I2C device in your board

https://www.embeddedrelated.com/showarticle/1668.php

"Internet Archive and the Wayback Machine under DDoS cyber-attack"

https://blog.archive.org/2024/05/28/internet-archive-and-the-wayback-machine-under-ddos-cyber-attack/

How our #NuttX Log Parser explains a #RISCV Exception ... Thanks to #PureScript

Article: https://lupyuen.codeberg.page/articles/purescript.html#explain-the-risc-v-exception

#Linux Kernel updates for #RISCV LicheeRV Nano (Sophgo SG2002)

https://www.phoronix.com/news/LicheeRV-Nano-Linux-Patches

Apache #NuttX RTOS with VSCode #PlatformIO 👍

https://youtube.com/watch?v=esO7zpXCDjs

Try our Demo of #PureScript in the Web Browser ... Parsing an actual Crash Dump from Apache #NuttX RTOS

Article: https://lupyuen.codeberg.page/articles/purescript.html#demo-walkthrough

Harder to extract Street Fighter ROMs from Steam ... Needs Docker and an older Debian Linux 😬

Source: https://gist.github.com/lupyuen/87be238ee75ebd455258c4ccb27d0050

"Study finds that 52% of #ChatGPT answers to Programming questions are wrong"

https://futurism.com/the-byte/study-chatgpt-answers-wrong

USB-C Charging explained

https://www.pcworld.com/article/2331534/the-befuddling-world-of-usb-c-charging-explained.html