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The following is the AC power supply working status indication circuit: As shown in the figure: AC power supply working status indication circuit, S is a 2-to-1 switch. When S is set to "1", the...[Details]

1 Introduction UPS (Uninterruptible Power System) AC power supply is increasingly widely used in various fields of the national economy. This article will introduce a practical and simple online UPS...[Details]

       Samsung was recently found to have limited the gaming performance of its Galaxy phones, causing dissatisfaction among users. Samsung officials said that the Galaxy S22's GOS is a built-in appl...[Details]

ST Toolset.rar：http://pan.baidu.com/s/1o8c23Yq COSMIC unlimited version.rar: http://pan.baidu.com/s/1pLU9jZH ST-LINK V2 driver .exe: http://pan.baidu.com/s/1nv0RdkX 1. STVD development environment in...[Details]

Whether it is home lighting or commercial lighting, we generally divide lighting design into two types: main light design and non-main light design. Main light design refers to the lighting combinati...[Details]

For electronic products with extremely high precision requirements (stability 2.5×105), the influencing factors such as temperature, power supply, electric field, magnetic field, etc. should be minimi...[Details]

Port 1 interrupt function   Multiple interrupt sources: P1IFG.0~P1IFG7   After entering the interrupt, the interrupt source should be determined first, and the interrupt flag should be cleared ...[Details]

  Benefiting from the fact that mobile phone brand customers are still actively adopting AMOLED panels, the penetration rate of AMOLED mobile phones is expected to grow from 31.0% in 2019 to 35.6%...[Details]

      Once upon a time, Meizu Technology’s Meizu Blue mobile phone was known as a “quality product for youth”. Meizu Blue phones could be seen everywhere on campus and were deeply loved by young cons...[Details]

1. Introduction RFC 2889 provides a methodology for benchmark testing of LAN switching equipment. It extends the methodology defined in RFC 2544 for benchmark testing of network interconnection equip...[Details]

First, a wiring diagram The top shows the UART wiring method, and the bottom shows the SPI wiring method. In fact, you can receive the signal in this way. If it is SPI, you need to set yourself as ...[Details]

Experiment name: DS18B20 temperature sensor experiment wiring instructions: Experimental phenomenon: After downloading the program, plug in the DS18B20 temperature sensor, and the digital tube displa...[Details]

1. Introduction The development of the manufacturing industry has continuously put forward new requirements for product performance, specifications, and varieties. The product life cycle is getting ...[Details]

Analyst firm Gartner has released its global smartphone sales data for the second quarter of 2019. The data is not good news for the industry, as total global smartphone shipments in the second quart...[Details]

~ Helping improve the efficiency of vehicle-mounted electric compressors and industrial equipment inverters~ ROHM (headquartered in Kyoto, Japan), a world-renowned semiconductor manufa...[Details]