The number of GSM users worldwide exceeds 2 billion 2006-7-7According to a report released by the GSM Association: "During the weekend of June 17-18, the number of GSM mobile phone users worldwide has...
The TIOBE Index is turning 20 this month. Back in 2001, the first TIOBE Index was published as a personal hobby project to understand what people were looking for in programming languages. The top 3 o...
Regardless of the type of motor controller or inverter, there are varying degrees of harmonic voltage and current during operation, causing the motor to operate under non-sinusoidal voltage and curren...
First is the clock module (CS) of msp432. Personally, I think the most distinctive feature of msp432 should be the combination of ultra-low power consumption and high performance. The clock system of ...
Shanghai Fudan Microelectronics Group Co., Ltd. was established in July 1998 and was jointly initiated by the "National Key Laboratory of ASIC and System" of Fudan University and Shanghai Commercial I...
introduction
Temperature detection is one of the important working conditions in many industries.
Whether it is a grain warehouse, a Chinese medicine warehouse, or a book storage, it needs to ...[Details]
What is the meaning of current series negative feedback amplifier?
feedback
Usually, the amplifier circuit discusses the relationship between the input signal and the output signal of the circuit...[Details]
Test and measurement are an important part of any engineering requirement. As the wireless and communications market develops, old technologies are finding new uses. In particular, the 20th anniver...[Details]
The 18th Automotive Electronics Industry Chain Forum highlights the new trend of collaborative innovation and joint supply guarantee in the automotive semiconductor industry
Shanghai...[Details]
The Shanghai State-owned Assets Supervision and Administration Commission (SASAC) recently issued the "Action Plan for the City's State-owned Assets and State-owned Enterprises to Actively Participat...[Details]
With the gradual development of social economy and the rise of automobile manufacturing industry, the number of cars in my country has increased significantly. However, urban roads cannot be expand...[Details]
In order to improve the problems of traditional hand dryers, such as long drying time, easy cross infection, and low reliability, a disinfection hand dryer was designed. The design uses infrared te...[Details]
Sniffer technology is a very important technology in the field of network security! For "Hackers", they can obtain a large amount of sensitive information transmitted in the network in a very cover...[Details]
ICL7135 signal acquisition and transmission circuit
This circuit is realized by a small integrated circuit. The sampled signal is sent to ICL7135 for processing through the potentiometer, and the...[Details]
Introduction to digital temperature sensor specifications and standards
In order to achieve optimal performance and ensure system robustness, system monitoring measurements are necessary. One typic...[Details]
On January 18, according to GSMArena, Italian retailers such as Zanetti Shop and Epto exposed the price of Samsung Galaxy S22+, which was priced at 1,190 euros (about 8,600 yuan). GSMArena po...[Details]
S3C2443 has two PLLs to generate internal clocks, namely MPLL and EPLL. MPLL generates internal clocks for the overall functional modules including ARM, AHB and APB, while EPLL generates clocks for sp...[Details]
Currently on the market, most automobile engines use reciprocating engines.
A reciprocating engine, also known as a piston engine, is an engine that uses one or more pistons to convert pressur...[Details]
introduction
Frequency hopping communication using MSK modulation has the advantages of concentrated main lobe energy, fast side lobe fading roll-off, high spectrum utilization and strong anti...[Details]
Nvidia wants to acquire British chip design company ARM. According to information provided by the European Commission, the EU antitrust authorities have temporarily suspended their investigation into...[Details]