1 Introduction This product is a development board for Holtek’s 32-bit MCU HT32F52367, specifically designed to be pin-compatible with the Arduino Nano development board, supporting both the Arduino IDE and Keil IDE, making it easier for beginners to learn programming. The BM18B367A uses the HT32F52367, a Cortex®-M0+ core at 3.3V, as the main MCU, supporting … Read more
HeliOS is an open-source, free embedded multitasking kernel designed for various low-power embedded devices. It offers a rich, well-documented API that allows fine control over the system and access to kernel services (system calls), enabling functionalities such as task management, scheduler management, inter-process communication, memory management, and device management, all while maintaining a minimal memory … Read more
Recently, I have been quite busy with work, but I still managed to squeeze out some time to finish the matrix LED clock mentioned in my last article. I made a video to introduce this clock, which you can watch on Bilibili or YouTube. Today, I am writing another article to detail the design concept … Read more
Recommended Interconnection Methods for Phyphox and External Sensors ——Also answering a question from a certain student at a university Since I started using microcontrollers to expand the external sensor technology of Phyphox about one or two years ago, I have experienced the process of connecting Phyphox with ESP32, Arduino UNO + Bluetooth BLE, Arduino Nano … Read more
Implementing edge computing in embedded systems is becoming increasingly popular, with several platforms beginning to support it, utilizing TinyML – compact machine learning. In addition to the eighth edition of Arduino Nano 33 BLE launched by our company, ESP32, QuickLogic’s QuickFeather, and PICO are also building an ecosystem around TinyML. We will gradually launch activities … Read more
The weather has turned cold. Just like someone sang, “In the southern town, the rainy winter is (colder) than in the north.” On a cold winter day, having a bowl of braised lamb is wonderful. So, I specially drove 70KM to Tongxiang for some meat today, while testing Hangzhou’s BR5AL. As expected, around 60KM away, … Read more
What has been the hottest topic in the last two months? I believe ChatGPT is definitely among them. How hot can this thing be? I used to think it was only popular in the internet and technology fields, until recently, when even our local government’s public account and community started posting content related to ChatGPT… … Read more
Introduction to the Development Board: 1. The development board used is: ESP32-CAM 2. Camera module:OV2640 3. Programming base: ESP32-CAM development board programming base 4. Micro USB cable, 30cm with four wires 5. Schematic diagram of the development board Preparation work for the project Arduino official website: Arduino – Homehttps://www.arduino.cc/ 1. Go to the website and … Read more
Have you tried the built-in touch functionality of the ESP32? Starting from scratch: how to use the touch functionality of the ESP32. In this era full of possibilities, smart hardware development has become increasingly simple. As a “new star” in the hardware development world, the ESP32 not only has powerful Wi-Fi and Bluetooth capabilities but … Read more
Designing and building IoT hardware is always a pleasure. You can collaborate with hardware designers to create prototypes, run them with stakeholders, and develop practical, tangible products for your IoT environment. However, what does this process require, what are the key considerations, and what should be taken into account before building hardware? This article answers … Read more