MA001053006

 According to the author's previous analysis, the TWS headset industry has entered a mature stage after several years of development; this is mainly reflected in the further concentration of market s...[Details]

　　How to judge the quality of infrared receiving diode 　　Set the multimeter to DC50μA or 0.1mA, connect the red test lead to the positive pole of the infrared receiving diode, and the black test lead...[Details]

    Abstract: According to the characteristics of CPLD serial communication between PC as host computer and slave computer, this article introduces the writing of VB program for the host computer; d...[Details]

　　1 Introduction 　　In industrial control situations, it is often required to transfer image files, data files, etc. from a PC to an embedded microcomputer. RS485 is widely used in medium- and long-ra...[Details]

15V, 2A precision constant voltage/constant current switching power supply circuit   Figure 15V, 2A precision constant voltage/constant current switching power supply circuit The circuit of 15V,...[Details]

2.4G Electric Blowpipe Solution Tianhui Micro Technology uses the Galfa A8810S1 in this solution. The A8810S1 is a pair of long-distance 2.4G wireless audio transmission modules. The module's ...[Details]

The final assignment for last semester was LED dot matrix billboards. The requirements were as follows: (1) LED dot matrix billboards capable of displaying different characters; (2) Press buttons to ...[Details]

China Energy Storage Network: So far, according to the "Notice on Accelerating the Planning and Construction of a Number of Key Transmission and Transformation Projects" (hereinafter referred...[Details]

Introduction The household metering method of centralized heating is an energy-saving and environmentally friendly heating metering system. According to the plan of the "Interim Measures for the Man...[Details]

This paper focuses on an improved algorithm, which eliminates the phase current sensor and uses a sliding mode observer to achieve position sensorless speed control. Permanent magnet synchr...[Details]

Serial port is the abbreviation of serial port, also known as serial communication interface or COM interface. Serial communication refers to a communication mode that uses a serial communication p...[Details]

       The Note 10+'s brilliance has been largely taken away by models such as the iPhone 11 Pro and Huawei Mate 30, and continues to be eroded. The next round of counterattack can only wait for the ...[Details]

Recently, the Hubei Provincial Energy Bureau issued a document requiring that in the future, parking spaces in residential areas, internal parking spaces in units, public parking spaces, expressway...[Details]

　　In 2015, the industry was still debating whether to use LiDAR or cameras for autonomous driving. In 2016, things changed drastically, especially after a fatal accident caused by a certain car compa...[Details]

Tianyancha shows that on December 30, Hubei Xiaomi Yangtze River Industry Fund Partnership (Limited Partnership) added new overseas investment, and the newly added investment enterprise was Wuhan Jia...[Details]