How can I debug an “Illegal instruction” error in my x86-64 assembly ray tracer?

I’m working on a personal project , a simple ray tracer written in x86-64 assembly for educational purposes. It’s currently in the early stages, focusing on basic ray-sphere intersection calculations. […]

Resolving FreeRTOS Application Crashes with S/O Checking, Watchdogs, etc.

Hello @Middleware & OS My FreeRTOS application experiences sporadic crashes or resets without an obvious cause. What steps can I take, such as enabling stack overflow checking, using watchdog timers, […]

Troubleshooting WiFi Connection Issues and High Latency with ESP32 CAM on Isolated Network

I’m working with the ESP32 CAM WiFi module and encountering two issues. It experiences high latency on my home network, and more concerning, it fails to obtain an IP address […]

Debugging Intermittent CAN Bus Communication Failures on AVR128DA48

Hey guys, During integration testing, I’ve noticed intermittent failures in CAN Bus communication between nodes. Some messages are dropped, and errors are logged on the AVR128DA48. I’ve already checked for […]

Troubleshooting SPI Communication Between STM32G431RB Master and F446RE Slave Boards

I am trying to establish communication between two Nucleo boards (STM32G431RB as master and Nucleo F446RE as slave). I used the example codes from the STM32 GitHub page (NUCLEO-G431RB/Examples/SPI/SPI_FullDuplex_ComPolling_Master and […]

RTC Date and Time Display Issues on Tera Term with Format and Pointer Errors

Good day everyone, my aim is to showcase the RTC date and time on Tera Term; however, I am facing errors that are explained in the code below. Furthermore, no […]

Issues with Configuring ITM Output in Atollic TrueSTUDIO for STM32L4

Currently, I am utilizing the Atollic Truestudio IDE (which is based on Eclipse) to create firmware for different STM32L4 Nucleo boards. To date, my approach has involved employing `printf` through […]

Arduino IDE Not Detecting Ports for STM32 Blue Pill on macOS with ST-Link V2

I am using the Arduino IDE to program an STM32 Blue Pill via an ST-Link V2. After following several manuals, I successfully uploaded the blink example to pin C13.Although I […]

ESP32 Voice Commands Processed but LED Unresponsive in MicroPython TinyML Home Automation System

Am developing a home automation voice-controlled system using `MicroPython` and `TinyML` on an `ESP32` microcontroller to recognize specific voice commands (“turn on” and “turn off”) for controlling an LED. Why […]