LD_PRELOAD Not Working with Custom getpid Function

I’m trying to use the LD_PRELOAD to inject my custom function in a program. I’ve compiled a shared library `getpid.so` having a modified getpid function that prints a message: #include […]

Transitioning from Artix 7 to Zynq SoC for Image Processing and Storage

I’ve been using FPGAs such as the Artix 7 to read the image data from peripherals and do processing, then display some output using LCD displays connected to FPGA I/O […]

Comparing ISR Handling in FreeRTOS, ChibiOS, and CooCox CoOS for ARM Cortex-M Projects?

Hey guys, I’m evaluating open-source RTOS options for an ARM Cortex-M project. While FreeRTOS, ChibiOS, and CooCox CoOS seem to offer similar features, I’m curious about real-world experiences. Specifically, how […]

Ensuring Message Prioritization on CAN Bus with AVR128DA48 and Zephyr OS for Industrial Monitoring

I’m trying to implement message prioritization on the CAN Bus for my Smart Industrial Monitoring System. High-priority messages (emergency alerts) should be transmitted before regular sensor data. I’m using the […]

Issue with Simultaneous Activation of Multiple Relays in Zephyr RTOS on ESP32

Still based on my project on home automation system that controls water pumps and taps based on motion detection using the Zephyr RTOS on an ESP32. I added more relay […]

Tech Tips Yocto AMA

In preparation of the Tech Tips AMA on Yocto, this is a place to post the questions you want me to look into (yes – I’m cheating in wanting to […]

How to separate camera.cfg of kernel bbappend file into two conditions? 10/3 Yocto Build Issues AMA

From @MayQueen Technologies: In the camera.cfg of kernel bbappend file, is there a way to separate two conditions where only camera customers need to add this cfg or not? Should […]

Yocto Override Syntax and how this works with bbappends 10/03 Yocto Build Issues AMA

**From @Express_Damage5958: ** Yocto Override Syntax and how this works with bbappends

Segmentation Fault with Flatten() in TensorFlow Lite for Microcontrollers on STM32F746NG

I’m building a CNN model to run on an STM32F746NG Discovery board following the “TensorFlow Lite for Microcontrollers” tutorials and the TinyML book. I know that the supported TensorFlow-Keras functions […]