Month: January 2022

As the Internet of Things (IoT) continues to grow, the need for efficient and reliable data transfer between devices has become increasingly important. One approach to achieve this is by emulating the Universal Serial Bus (USB) protocol over Bluetooth Low Energy (BLE) technology. In this blog, we will explore the concept of emulating USB protocol over BLE and provide a detailed implementation guide for computer enthusiasts. Introduction to BLE and USB BLE is a wireless personal area network technology that allows devices to communicate with each other over short distances. It is commonly used in IoT devices, wearables, and other low-power applications. USB, on the other hand, is a widely used interface standard for connecting devices to a computer. Emulating USB Protocol over BLE To emulate the USB protocol over BLE, we need to create a virtual USB device on the BLE device and configure it to communicate with the computer as if it were a physical USB device. This involves creating a BLE service that mimics the USB device’s behavior, including its interface, endpoints, and device class. Hardware and Software Requirements To implement this project, you will need the following hardware and software components: A BLE module (e.g., nRF52832 or CC2541)A microcontroller (e.g., STM32 or Arduino)A USB device (e.g., USB storage device or USB serial device)BLE module’s SDK (e.g., nRF5 SDK or CC2541 SDK)Microcontroller’s development environment (e.g., Keil µVision or Arduino IDE)USB device’s driver program (e.g., USB storage device driver or USB serial device driver) Implementation StepsStep 1: Create… Read more

As I sat in my office, staring blankly at the computer screen in front of me, I couldn’t help but feel a sense of disappointment and frustration wash over me. It had been a month since I was passed over for the position of R&D Director, a role I had been gunning for years. The memory of that day still lingered vividly in my mind, like an open wound that refused to heal. I had worked tirelessly as an R&D engineer for years, pouring my heart and soul into every project I took on. I had always been driven by a passion for innovation and a desire to make a meaningful impact on the industry. My hard work and dedication had paid off, earning me a reputation as one of the most skilled and respected engineers in the company. So, when the opportunity to become the R&D Director arose, I knew I had to go for it. I spent countless hours preparing for the interview, rehearsing my answers, and fine-tuning my presentation. I was confident that I had the skills, experience, and vision to lead the R&D team to new heights. But when the news came that I didn’t get the job, I was devastated. It felt like a punch to the gut, leaving me breathless and disbelieving. How could they not see my value? Hadn’t I proven myself time and time again? The questions swirled in my head like a vortex, pulling me down into a dark abyss of… Read more