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There are many so-called smart water meters in China, but there are actually only three types that are independent of mechanical gear counting, use new measurement methods, and have a high degree of ...[Details]

　　The phase-shifted full-bridge converter can greatly reduce the switching voltage, current stress and spike interference of the power tube, reduce losses and increase the switching frequency. How to...[Details]

Input voltage: The input voltage of the instrument is generally marked at the power interface. Temperature: Generally, the operating temperature of the instrument is between 10℃ and +40℃. Some inst...[Details]

Designed to meet stringent reliability, durability and regulatory standards Bourns® SA2-A Series with high surge current ratings provides superior electrical performance and robus...[Details]

Flexible LCDs are coming. Softness is no longer OLED's patent. OLED has the characteristic of being flexible. Many people believe that OLED TVs will be the future star of the TV ...[Details]

For a long time, millimeter waves (frequency bands greater than 40GHz) were mainly used in the military field, including various radars, satellite communications, etc., and civilian applications were...[Details]

　　In the era of mobile Internet, the main function of smartphones is no longer to make calls or send and receive text messages: online chatting, video, live broadcast, mobile games, and reading have ...[Details]

LED digital tube (digital tube) is a semiconductor light-emitting device, and its basic unit is light-emitting diode. Digital tubes are divided into seven-segment digital tubes and eight-segment di...[Details]

UPS (Uninterruptible Power System), or uninterruptible power supply, is a power protection device that contains energy storage devices, with inverters as the main components, and constant voltage and ...[Details]

1. Introduction to ARM64 exceptions and SError   The following is quoted from Wowo Technology   There are two main types of interrupts, physical interrupt and virtual interrupt (not describe...[Details]

As the world's largest automobile market, China's huge market scale can support the large-scale development of many brands. In addition, there are currently differences in economic development, geogr...[Details]

Jiwei.com reported on February 24 that yesterday, Meizu Technology’s official Weibo announced that its Meizu 18 series 5G dual flagships will be released at the Zhuhai Grand Theater at 14:30 on March...[Details]

Use a timer to count and change the LED every 1 second: #include #include "Config.h" int count =0; int a;void Port_Init() {   LED8DIR = 0xff; //Set the IO port direction to output } void TIMERA_Init(...[Details]

Never take a step back in the face of difficulties, only add excitement to victory. Since the outbreak of the COVID-19 epidemic, State Grid Hunan Electric Power Co., Ltd. has insisted on keeping it...[Details]

In battery-powered applications such as motor drives and switch mode power supplies (SMPS), the power architecture usually requires the ability to disconnect the module from the main power rai...[Details]