2N1529A

　　At present, the charging of portable electronic devices such as mobile phones, MP3 and laptops mainly adopts the traditional charging method of connecting one end to the AC power supply and the oth...[Details]

Add the following code to the source program and include "stdio.h". By default, USART1 is used to confirm that the serial port has been initialized successfully. #pragma import(__use_no_semihosti...[Details]

　　PCI2040 is a bridge chip produced by TI specifically for use between DSP and PCI bus. The internal schematic diagram is shown in Figure 1. For a detailed introduction to PCI2040, please refer to th...[Details]

According to Reuters, on Monday local time, US President Trump sent a senior envoy to Ottawa, Canada to urge the Trudeau government to ban Huawei from participating in the construction of the next-ge...[Details]

For more than a decade, iPhone assembly has been dominated by Taiwan's Foxconn and Pegatron, but Apple has been expanding its relationship with suppliers in mainland China. According to a report by N...[Details]

The British HINARI brand stereo is priced at 1360~1500 yuan. It has remote control, laser, recording, radio, TV sound, surround sound and other functions. The appearance is simple and delicate, the f...[Details]

There are many reasons for inaccurate measurement. Heyi Instruments introduces these three points: 1. Improper installation and use, debris in the pipes clogging the filter, etc., causing scaling of ...[Details]

    　　"Measuring the resistance of a small light bulb" is the continuation and application of Ohm's law, which deepens and understands Ohm's law and the concept of resistance. The content is to...[Details]

According to Shaanxi Daily All Media, the second phase of Samsung's high-end memory chip project with a total investment of US$8 billion is currently progressing steadily and is expected to be comple...[Details]

On May 19, according to Taiwanese media reports, a fire broke out in Hsinchu Science Park, Taiwan, this morning, causing a large-scale power outage. After preliminary confirmation, major semiconducto...[Details]

Strategy Analytics Smart Speakers and Screens (SSS) research service recently released a research report, "Smart Speaker Vendor & OS Shipment and Usage Market Share by Region in Q2 2019", which point...[Details]

Purpose: used to test the electrostatic properties of fabrics after they are charged by friction. The parts and materials supplied have been inspected and tested to ensure that they are free from def...[Details]

Automation and monitoring of industrial assets, systems, processes, and environments are increasingly important in the manufacturing industry, including transportation, electronics, mining, and texti...[Details]

Prepaid smart IC card gas meter is a civil high-tech product that can automatically charge and control gas consumption according to the amount of gas purchased by the user's IC card. It can realize...[Details]

The problem of unstable servo motor speed usually involves multiple factors. The following is a detailed analysis and solution to this problem: 1. Cause Analysis (1) Problems with the mot...[Details]