Product Introduction The IoT IO controller is commonly used for remote control, signal conversion, achieving network to IO, controlling IO, collecting IO, and AI voltage functionalities. This article shares practical experiences using the USR-IO 424 IoT IO controller as an example of this type of product. Application Scenarios 1. Cloud control system provided by the … Read more
Today, we are going to talk about the secret language that allows devices to “speak”βthe IoT communication protocols. Don’t be intimidated by this technical term; they are essentially the “WeChat” and “WhatsApp” of the device world, with some being energy-efficient, some being fast, and others being social butterflies (supporting multi-device chatting). 1. IoT Protocols: The … Read more
On May 16, the People’s Bank of China released the financial industry standard ‘Guidelines for Financial Applications of IoT Technology’ (JR/T 0338β2025) (hereinafter referred to as ‘the Guidelines’), which took effect on the same day. It is reported that the drafting units of this document include several branches of the People’s Bank, state-owned banks, joint-stock … Read more
Click the blue text above to follow me In November 2005, at the World Summit on the Information Society (WSIS) held in Tunisia, the International Telecommunication Union (ITU) released a report titled “ITU Internet Report 2005: The Internet of Things”, officially introducing the concept of the “Internet of Things (IoT)” to the world. Although the … Read more
Recently, after upgrading the ESP32 firmware to LVGL 9.2.2 + MicroPython 1.25, previously functioning code began to experience crashes and restarts. At this point, the following error message can be seen: A fatal error occurred. The crash dump printed below may be used to help determine what caused it. If you are not already running … Read more
In the era of the Internet of Things, more and more devices need to have AI capabilities, such as smart homes, wearable devices, and more. However, deploying complex AI models on resource-constrained micro devices has always been a challenge. Now, with ESP-TF Lite Micro, everything becomes easy and simple! This article will provide a detailed … Read more
The power optimization hardware design for the ESP32 is the cornerstone of achieving ultra-low power systems, requiring meticulous control over power architecture, peripheral circuits, PCB layout, and more. Below are hardware-level optimization solutions validated by engineering: 1. Power Topology Optimization 1. Efficient Power Conversion Solutions Scenario Recommended Solution Static Current Conversion Efficiency Key Models Input … Read more
With the advancement of technology, IoT (Internet of Things) technology is gradually permeating our lives. Undoubtedly, the applications of IoT bring us a smarter and more convenient lifestyle. So, what are the applications of IoT technology in smart homes? γγ By 2025, IoT technology will be ubiquitous, and it will be hard to find a … Read more
1. Program Execution Methods Polling System Refers to a method where all hardware is initialized first during program execution, followed by a main program that runs in an infinite loop, executing required functions in sequence. The polling system is a simple and reliable method, generally suitable for situations where tasks need to be executed in … Read more
Regardless of the type of microcontroller, timer functionality is essential and relies on timers/counters, which are the most basic configurations of a microcontroller. Timing is primarily accomplished by hardware, while timing control is mainly handled by software. There are two methods for timing control: polling and interrupt methods. Each has its advantages and disadvantages, but … Read more