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Roland Pelayo

I started TMM back in 2015. I’m a firmware and embedded systems engineer with over ten years of experience designing and developing electronic and microcontroller-based products. Over the years, I’ve worked on a wide range of projects, including medical devices, access control and security systems, automation, robotics, wireless communication modules, IoT systems, imaging and sensor instruments, and educational training tools. I’ve built systems using platforms such as PIC, AVR, ESP32, STM32, nRF52, and Raspberry Pi, and I regularly work with protocols like RS485/OSDP, CAN, TCP/IP, Wiegand, and a variety of sensor and communication interfaces. I also develop full-stack solutions for embedded projects, combining firmware, hardware, and web-based dashboards when needed. If there’s a topic you’d like me to write about, or if you need consultation or hands-on development for electronics, embedded, or firmware projects, I’m always open to working on new ideas and collaborations. You can reach me anytime through the contact page.

Memory Management in Embedded Systems: What Beginners Need to Know

When programming for embedded systems, especially using microcontrollers like the Arduino, ESP32, or STM32, managing memory efficiently becomes critical. Limited RAM and storage space require thoughtful strategies to avoid issues like crashes, unexpected behavior, and even hardware damage in extreme scenarios. In this beginner-friendly guide, we'll explore: What memory management …

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User Experience: aaPanel vs cPanel

Web hosting is one area where the control panel you're using can end up making a huge difference in your life as a developer or site administrator. Two of the most widely used control panels are aaPanel and cPanel. Both of them possess different features and functionalities to serve different …

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Choosing the Right Electronic Components Distributor

We’re a small hardware team. Nothing huge—just a group of engineers building prototypes and shipping mid-sized production runs for clients across different industries. Over the years, we’ve sourced thousands of components and worked with more distributors than we can count. Some were fine. Some were disasters. A few stood out.

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Check & Update My Laptop Drivers for Optimal Performance

  Keeping my laptop drivers up to date is crucial for ensuring optimal performance and security. Drivers act as a link between the operating system and hardware components, like the graphics card, sound card, and other peripherals. When these drivers are outdated, they can lead to system slowdowns, hardware malfunctions, …

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