I suddenly had the urge to do a series of topics on sound visualization. This topic is a bit difficult and covers a wide range of areas. The related FFT and FHT algorithms are also quite complicated, ...
Huada Semiconductor MCU general and low power series product schematics/PCB packaging, Altium Designer format
Schematic diagram/PCB package of HuaDa Semiconductor MCU general and low power series prod...
TF card is also called microSD. I won't go into details about the origin of TF card. There is a lot of information on the Internet. I believe everyone hopes that their mobile phone can support TF
Afte...
Power symbols, are you still confused? Commonly used power symbols are attached!
In circuit design, there are always various power symbols, which often confuse people. Today, the editor has sorted out...
Teach you how to learn LittleVGL step by step : https://training.eeworld.com.cn/course/5682LittlevGL is a free and open source graphics library that provides everything you need to create embedded GUI...
On May 18, 2020, vivo's official Weibo account released a video clip to continue to promote the upcoming flagship imaging phone X50. Previously, vivo's official Weibo account announced that the X50 s...[Details]
The gap between domestic smart driving and cockpit chips and foreign investment is mainly in the CPU . Of course, this is also related to market positioning. In fact, the cost of CPU consumption is m...[Details]
According to foreign media reports, recent observations by active members of the Tesla community indicate that electric car maker Tesla may have quietly acquired lithium-ion battery startup SilLion. ...[Details]
Based on the fact that aquatic plants and animals evolve and grow under full-spectrum sunlight and selectively receive various balanced light qualities, the main spectral radiation area of the i...[Details]
The development of new energy sources such as solar energy and wind energy is the main driving force of inverter technology. The application of solar energy and wind energy poses challenges to p...[Details]
1 Introduction
In real life, humidity measurement and control are widely used in the fields of textile industry, forestry, chemical industry and meteorological observation. Traditional manual testing...[Details]
Multimeters measure many types of electrical quantities, have many ranges, and have different structures. When using them, you must observe and operate them carefully, otherwise it is easy to cause...[Details]
Recently someone came to ask about the debugging of 2401. Here is a brief description of the issues that should be paid attention to during the debugging process:
1. nRF2401 is powered by 3.3V. If th...[Details]
Ordinary three-phase asynchronous motors have three-phase windings, generally marked as "U1-U2", "V1-V2", and "W1-W2". There are two wiring methods for asynchronous motors, one is star connection a...[Details]
Based on the introduction of the basic concepts and background of digital television, this article introduces the main parameters and main instruments of digital television testing, and introduces th...[Details]
STM32 has 43 channels of settable interrupt sources; AIRC (Application Interrupt and Reset Register) register has
4 bits for specifying priority.
/* Preemption Priority Group -----------------------...[Details]
Due to previous lack of consideration, this article further supplements some knowledge based on the knowledge of IO port principles.
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Bidirectional ...[Details]
Since Intel launched Optane in 2015, news about Optane's application in various industries can be seen almost every year. However, recent media reports say that Intel seems to have lost confidence in...[Details]
A large number of facts have proved that most power supply accidents occur in the power distribution network, such as various auxiliary facilities in high-voltage switch cabinets, high-voltage insu...[Details]
The drive motor system is one of the three core systems of electric vehicles and is the main drive system for the vehicle. Its characteristics determine the main performance indicators of the vehic...[Details]
DIY/Open Source Hardware
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