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middleware-and-os

Has anyone worked with Zephyrs test Runner (Twister)?

Has anyone worked with Zephyrs test Runner (Twister), I need to break down some test cases for the #posix subsystem and some help would be appreciated. Also if anyone is […]

How can I accurately measure CPU usage for these ISRs while addressing nested interrupts?

I am using FreeRTOS on an STM32F4-Nucleo board and `vTaskGetRunTimeStats()` to measure task CPU usage with the following code: void configureTimerForRunTimeStats(void) { g_osRuntimeCounter = 0; } unsigned long getRunTimeCounterValue(void) { […]

How to Safely Flash USBMIDIKLIK Bootloader on a Mega Using an Uno on Linux Mint?

Good morning guys 👋🏻👋🏻 I’m diving into a project for a USB MIDI controller with a Mega (interface in the photo, the empty holes are for potentiometers, 12 buttons, 24 […]

Can I Directly Update the TLB During a Page Fault on x86-64?

I’m working with x86-64 architecture in long mode and want to know if it’s possible to directly update the Translation Lookaside Buffer (TLB) with a mapping from a virtual address […]

Troubleshooting Bootloader Access on Nucleo L476RG Using Nucleo L496ZG as Master

Good day guys, I need some help in troubleshooting an issue I’m having with accessing the bootloader on a Nucleo L476RG “slave” board? I’m using a Nucleo L496ZG as the […]

Issues with 64-bit DLL Injection Shellcode on OpenBSD Ignoring Integer Pushes

I want to inject a 64 bit DLL into a 64 bit process on OpenBSD. The shellcode needs to push several 64 bit values onto the stack, including the old […]

Fixing INT8 Quantization Error for Depthwise Conv2D Layers

Hey everyone, Thanks for the previous suggestions on tackling the inference timeout issue in my vibration anomaly detection project. I implemented quantization to optimize the model, but now I’m encountering […]

How to convert relative cursor movement to absolute position for BLE HID using Zephyr?

Hey @MCU, MPU & Firmware @Helper Guys, i have a slight logic problem, So i built a BLE HID device using zephyr which tags input from a console and send […]

How to optimize SIMD instructions for double precision floating point operations on Intel Core i7

I want to optimize a computationally intensive loop using SIMD instructions on an Intel Core i7 `12700K` processor and 32GB of DDR4 `3200` memory , to boost the performance for […]

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