Micropython has been updated to 1.8.5, which introduces the Zephyr real-time operating system. If you are interested, you can check it out: https://github.com/micropython/micropython/releases/tag/v1.8...
1. Introduction to CSS technology CSS technology is the abbreviation of Chirp Spread Spectrum, that is, linear frequency modulation spread spectrum technology. This technology was previously mainly us...
[align=left][size=3]1-6-3-2. Calculation of the parameters of the forward switching power supply transformer [/size][/align][align=left][size=3]The calculation of the parameters of the forward switchi...
Requirements: Design a board with arm7 as the core, add ram and flash, run uclinux operating system, and add a wired network. It's that simple. Friends in Beijing, if you are willing, please contact m...
KL26Z has a USB interface and can be used as a USB device. Let's try using a USB keyboard on the YL-KL26Z development board. Still using Mbed, you can make a USB keyboard in a few minutes. Press K3 to...
Now I can read and write the registers of ADS1247. The problem is that no matter how I configure MUX1 and IDAC0, there is no voltage between REFP0 and REFN0, and there is no current between ANI0 and A...
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[Details]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]