62-02521-23-03501

On November 6, 2020, the launch meeting of three photovoltaic inverter-related standards managed by the Solar Photovoltaic System Application Technical Committee of the China Materials and Testing ...[Details]

    Component miniaturization is an important part of the design and development of many medical devices, including analytical testing equipment, ventilators, infusion pumps, etc. Smaller and lighter...[Details]

The health code may be the most common item that accompanies people's travel in 2020. As early as March 2020, Alibaba has begun to promote the health code model in Zhejiang and other places, and unde...[Details]

Require: 1. There are four lights on each side of the rear of the car: yellow light, red light, fog light, and reversing light. There are lights (high beam, low beam), yellow light, and fog light i...[Details]

Wireless FM audio repeaters can modulate audio signals into high-frequency signals and receive them with FM radios within a certain distance. Wireless audio repeaters are widely used in wireless he...[Details]

What are the methods of measuring voltage with an oscilloscope? We can use an oscilloscope to observe the waveform curves of various signal amplitudes changing with time, and at the same time, we can...[Details]

If 2019 is the year when Unisoc ushered in a new look, then 2020 must be a key year for Unisoc to catch up. Whether it is strategic adjustment, quality management, product planning, or technological ...[Details]

      As the Spring Festival approaches, the mobile phone industry, which has been busy for a whole year, has finally ushered in a little calm. Of course, this is only temporary. In the coming Februa...[Details]

Hardware Introduction: SPI: SPI was first defined by Motorola on its MC68HCXX series processors. It is a synchronous high-speed serial communication protocol. For details about the SPI protocol, ref...[Details]

　　1 Optical part 　　Although there are many methods to measure tiny particles, such as microscopy and sedimentation, optical methods have more advantages: 　　(1) Due to the transmittance of light, no...[Details]

The following problems occur when using STM8 for single-step debugging: Sometimes the following error message appears: Error:swim error :swim communication error, as shown below: Sometimes the fol...[Details]

The arrival of students at school and the surrounding 1 km are related to the safety of children's lives, especially since the school is a collective. Governments at all levels have always attached g...[Details]

0 Introduction The Internet of Things will be the development trend of the IT industry for a long time in the future. The composition of a complete Internet of Things system or the division of the i...[Details]

0 Preface   In order to save labor costs and increase efficiency, highway operators are installing automatic card issuing machines at the entrance of toll stations to replace manual card issuance. ...[Details]

Gartner recently released the 2024 China Security Technology Maturity Curve, which introduces innovations in China's security field. This year, two new innovations were added: AI network securi...[Details]