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High-power LED lighting components generally undergo two optical designs before becoming lighting products . When packaging LED ICs into LED optoelectronic compone...[Details]

.text .global _start _start:     ldr sp, =4096 @ Set the stack pointer. The following are all C functions. You need to set the stack before calling them     bl disable_watch_dog @ Turn off WATCHDOG, ...[Details]

Recently, the Shenzhen Securities Regulatory Bureau disclosed the registration information of China International Capital Corporation Limited (hereinafter referred to as CICC) regarding the initial p...[Details]

How DVS works DVS通常用在为处理器供电的DC/DC变换器中。处理器工作在全速状态下和空闲状态下所需要的电压是不同的，DVS使系统控制器可以在需要的时候改变DC/DC变换器的输出电压。在移动设备中，DVS显著延长了电池的寿命，但并不影响用户程序的运行时间。 Modern dynamic voltage scaling (DVS) technology...[Details]

In today's TWS headset market, the white-label market is accelerating the "reproduction" of the development process of copycat mobile phones. In addition to first-tier terminal brands such as Apple a...[Details]

      Today, Huawei's Kirin 820E 5G SoC chip was officially unveiled and is equipped with the nova 7 SE 5G Lohas Edition mobile phone. 　　IT Home learned that the Kirin 820E 5G chip uses a 7nm process...[Details]

1 Introduction 　　"Energy conservation and emission reduction" has become one of the hottest topics in the communications field in 2008. Seminars to discuss and exchange ideas have been held continu...[Details]

This year is the time when the double points system starts to operate, so it is very interesting. This article will make some preliminary analysis. 1) The total volume of foreign brands is shown in ...[Details]

As a professional hardware design and test engineer, we use various digital oscilloscopes to measure relevant electrical signal quantities every day. There are also many types of probes that match the...[Details]

　　introduction 　　Today's electronic products have higher and higher requirements for low power consumption. The problem of product power consumption is a problem that product designers often have t...[Details]

#include "mytimer.h" #include "lhg_def.h" #include "uart.h" #include "lhg_def.h" #include "2440addr.h" //Timer input clock Frequency = PCLK / {prescaler value+1} / {divider value} //PCLK=50Mhz //pre...[Details]

Recently, the 2019 Infrared Temperature Measurement New Product Launch Conference of AutoNavi Intelligent Sensor with the theme of "Making Infrared Temperature Measurement Easier" was held in Beij...[Details]

After two days of tinkering with ADC multi-channel sampling, the sampling results were all messy and not at all the expected values. I also couldn't find the results after asking for help from amobbs...[Details]

Distributed control system is a new generation of instrument control system based on microprocessor, which adopts the design principle of decentralized control function, centralized display operati...[Details]

High voltage solid state soft start cabinet is an electrical equipment widely used in the industrial field, mainly used for starting high voltage motors. It uses advanced power electronics technolo...[Details]