Mohtashim Sadiq’s Post

To debug an interrupt that is not working properly in an embedded C environment, you can follow these steps: Subscribe my channel for more. https://lnkd.in/dGdNRGkU 1. Check Interrupt Priority: - Ensure that the priority of the problematic interrupt is set correctly. It should be higher than the priorities of the interrupts that are working properly but lower than the priority of any interrupt that should preempt it. 2. Check Interrupt Enable and Flags: - Verify that the interrupt is enabled in the interrupt controller. - Check if any relevant flags are set in the peripheral that generates the interrupt. Clearing these flags may be necessary to allow the interrupt to trigger again. 3. Check Interrupt Handler: - Review the interrupt handler function for the problematic interrupt. Ensure that it is correctly defined and that it performs the necessary actions. 4. Check Interrupt Vector Table: - Confirm that the interrupt vector table entry for the problematic interrupt is correct. It should point to the correct interrupt handler function. 5. Check Hardware Connections: - Ensure that the interrupt line is connected properly between the peripheral and the microcontroller. - Check for any external factors that may be affecting the interrupt signal, such as noise or improper grounding. 6. Use Debugging Tools: - Utilize a debugger to set breakpoints in the interrupt handler and observe its behavior when the interrupt occurs. - Use printf or logging statements within the interrupt handler to track its execution and identify any issues. 7. Isolate the Problem: - If possible, isolate the problematic interrupt by disabling other interrupts and peripheral operations to see if the interrupt triggers correctly in a minimal setup. 8. Resolve the Issue: - Once you have identified the cause of the issue, make the necessary corrections to your code or hardware setup to resolve it. - Repeat the debugging process as needed to ensure that the interrupt is functioning correctly. 9. Testing and Verification: - After resolving the issue, thoroughly test the interrupt under various conditions to ensure that it is working as expected. #embeddedsystems #embedded #embeddedsoftware #embeddedlinux #automotive #automotivemanufacturing #engineering #development #dailylearning

🌟 Calling all Embedded Software Engineers and Students! 🌟 RTOS Interview questions & answers #00 1. What is an RTOS? An RTOS (Real-Time Operating System) is an operating system specifically designed to handle realtime applications that require precise timing and responsiveness. It provides features and mechanisms to support the development of real-time systems, where tasks or processes must meet strict timing constraints and deadlines. 2. Explain the concept of a task in an RTOS. A task in an RTOS is typically an independent piece of code that performs a specific set of actions or computations. Each task has its own execution context, including a stack, program counter, and processor registers. The RTOS scheduler manages the execution of tasks, ensuring that they are executed in a cooperative or preemptive manner based on their priorities and scheduling policies. The behavior of a task in an RTOS is typically defined by an infinite loop or a function that completes its execution and returns. Tasks can perform various operations, such as processing sensor data, controlling actuators, handling input/output operations, or performing computations specific to the real-time application. #hardwaredesign #hardwareengineer #electronicsengineering #programminglife #engineeringinnovation #embeddedprogramming #techsolutions #datatransmission #networking #firmwaredevelopment #softwareengineering #automotivetechnology #codingjourney #techinnovation #embeddeddevelopment #iotprojects #hardware #communicationskills #innovationintech #engineeringlife #embeddedsystems #interviewtips #valeo #arm #siemens #vector #bmw

I've read articles about how the increasing complexity of embedded systems is pushing embedded software engineers further away from the hardware. The thinking is they'll become more and more like traditional software engineers, relying on APIs to take care of things at the hardware level. To the embedded folks in my network: do you think this will be the case, or is this a case of overestimating a trend (The end of embedded software engineers as we know them!)? #embedded #software

All struggling embedded job-seekers have one thing in common—gaps in their knowledge. 2 myths I am busting today 1️⃣ Not every embedded system has OS. Whether OS is needed depends on the intended purpose of an embedded project. To a lesser degree on the preference of the designer. 2️⃣ Most embedded systems have application and system boundaries merged. Normally software below application can be considered system software. For most embedded systems, they are at same level. It is due to underlying principle that an embedded system should be as simple and straightforward as possible. I speak a lot about career and occasionally about embedded systems. Follow me and click the 🔔 bell ico to receive notifications.

Adding hardware modules to a RISC-V design to support software debugging tools is essential, particularly for complex designs. While the additional area cost and verification requirements need to be considered early in the design phase, the benefits to embedded software engineers are significant. The data captured by the hardware can provide engineers with the information they need to understand how their applications run on the device under the most stringent real operating conditions. The combination of hardware and software tools can reduce development time, improve processor and application performance, improve code coverage and reduce the critical time to market. To learn more, read the full expert article, debugging complex RISC-V Processors, in Tech Design Forum, by Huw Geddes, Product Manager, Tessent, Siemens EDA. https://sie.ag/5mXZSS #RISCV #RISCVeverywhere #TessentEmbeddedAnalytics #SiemensEDA

We’ve all heard it: speed kills. 🏃 But in embedded software development, chasing the fastest, lowest-latency systems can often backfire—leading to unnecessary complexity without real performance gains. Is your design too fast for its own good? ⚙️ https://hubs.la/Q02QvlyN0 #embedded #embeddedsystems #embeddedsoftware #embeddedengineer #fpga

🌟 Calling all Embedded Software Engineers and Students! 🌟 Are you looking to deepen your understanding of ARM architecture or in need of comprehensive lecture notes to ace your studies? Look no further! I highly recommend this invaluable resource—a PDF packed with insights into ARM architecture and meticulously crafted lecture notes to guide you through the complexities of this fascinating domain. #hardwaredesign #hardwareengineer #electronicsengineering #programminglife #engineeringinnovation #embeddedprogramming #techsolutions #datatransmission #networking #firmwaredevelopment #softwareengineering #automotivetechnology #codingjourney #techinnovation #embeddeddevelopment #iotprojects #hardware #communicationskills #innovationintech #engineeringlife #hardwareengineering #hardwaresecurity #mechatronicsengineering #mechanicaldesign #smarthome #engineering

Poe.com/FirmwareEngineer #Firmware #Engineer: I specialize in developing and optimizing firmware for #electronic #devices. #FirmwareEngineering #EmbeddedSystems #Tech #AI #Productivity #Efficiency #ArtificialIntelligence NEW #ai #aiart #instagram #artificialintelligence #chatbot #GPT4o #GPT #Gemini #bing #Microsoft #creator #Automatisering #automation #vpn #artificialintelligence #nederland #dutch #vpnkunstnl #technology #Claude #flux #dalle #firmwares