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On December 29, UBTECH (stock code: 9880.HK) was officially listed on the main board of the Hong Kong Stock Exchange, with the highest share price reaching HK$91, corresponding to a market value of...[Details]

     On November 19, Apple disclosed a patent for an “electronic device with an adjustable exterior housing structure” with publication number CN113677115A. 　　The Qichacha patent abstract shows that ...[Details]

Abstract: The basic principle of power supply noise filter is analyzed, and an example of power supply noise filter is optimized and designed. Tests show that the filter can achieve 27dB ...[Details]

Samsung is reportedly delaying the launch of its wearable walking assistance robot "GEMSHip" that it planned to launch in August until the end of the year. It is reported that the reaso...[Details]

The data memory of the intermediate product PIC16C6X of PIC microcontroller is usually divided into two banks, namely, bank 0 (Bank0) and bank 1 (Bank1). Each bank consists of two parts: dedicated re...[Details]

Cost audit refers to the act of the government price regulatory department to verify the reasonable expense expenditure of enterprises for goods or services that are subject to government pricing o...[Details]

Some applications require holding a sample of an analog voltage. There are at least two traditional methods to meet this requirement. The most common approach is to cascade a classic analog accumul...[Details]

 The program for generating square wave, sawtooth wave and triangle wave by single chip microcomputer #include reg51.h   #define uchar unsigned char  #define uint unsigned int  unsigned char x=0,m=...[Details]

The competition for smart cars has begun. Only by seizing the opportunity of intelligent transformation of cars and embracing "software-defined cars" can car companies break through.   The competit...[Details]

The rapid development of new energy vehicles is inseparable from an efficient and reliable battery management system (BMS). As the core component of electric vehicles, the performance of the batter...[Details]

The main problem that NFC mobile phones need to solve to complete near-field communication through the CCID interface is to expand the CLF function in the ISO14433 specification, make CLF support CCI...[Details]

　　When calculating the heat generated by LED devices , accurate calculation methods and precise data can help designers easily design lamps and luminaires that meet expected requirements and have low...[Details]

　　A colleague once asked, “How do I measure microvolts in my test?” High-precision DC voltage measurements can be complex. When measuring, time is money. Therefore, making fast and accurate measuremen...[Details]

Reference source: Keil Help uVision Help Cx51 Compiler User's Guide Language Extensions Pointers Questions about pointers in C51 code int *ptr; /* points to: an int variable in any space, sto...[Details]

The intelligent soft start cabinet is an electrical device used for starting and controlling motors. It controls the starting current and starting time of the motor to achieve soft starting and sof...[Details]