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#include reg52.h void delay300ms(void) { unsigned char a,b,c; for(c=123;c 0;c--) for(b=116;b 0;b--) for(a=9;a 0;a--); } void main() { while(1) { P2=0x55; dela...[Details]
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research background and meaning
1. Overview of vortex flowmeter
When a non-streamlined vortex generator is placed in the fluid, the fluid will be separated alternately on both sides of the ge...[Details]
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To judge the quality of machine vision lighting, we must first understand what the light source needs to do! Obviously, the light source should do more than just enable the inspection part to be ...[Details]
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S3C2410 provides 5 16-bit Timers (Timer0~Timer4), among which Timer0~Timer3 supports Pulse Width Modulation - PWM (Pulse Width Modulation). Timer4 is an internal timer (internal timer), it has no out...[Details]
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Lithium-ion battery name introduction
The lithium-ion battery that is now widely used by everyone is developed from the lithium battery. So before we get to know the lithium-ion battery, l...[Details]
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Huawei, China's top telecom equipment maker, is closing the gap with Apple in developing the world's most advanced smartphone chips, making its chips comparable to those used in the U.S. tech giant's...[Details]
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From July 11th to 13th, the 2023 Munich Shanghai Electronics Show was grandly held at the National Convention and Exhibition Center (Shanghai). Ruineng Semiconductor ("Ruineng"), the world's leading...[Details]
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1-1. Several basic types of switching power supplies As the name suggests, a switching power supply uses electronic switching devices (such as transistors, field effect transistors, thyristors, etc.)...[Details]
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According to researchers from the National Institute of Information and Communications Technology of Japan and the Tokyo Institute of Technology, a new D-band silicon complementary metal oxide semi...[Details]
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In recent years, LCD has been increasingly used in instruments controlled by single-chip microcomputers. A good human-machine interface for instrument display has always been people's pursuit. Recentl...[Details]
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With the development of the global Internet of Things and the popularization of intelligent automotive electronics, the application scope of sensors is becoming wider and wider. From the perspective ...[Details]
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12. Initialization of bss segment
In C code: there is an initialized global data segment, a local stack, a heap for the malloc part, and an uninitialized global bss segment.
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The steps are: 1) Enable the IO port clock. The calling function is RCC_APB2PeriphClockCmd(). 2) Initialize IO parameters. Call function GPIO_Init(); 3) Operate IO. The method of operating IO is the ...[Details]
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Audio amplifiers have a history of nearly a century. The first application of the earliest tube amplifier was audio amplifiers. However, until now, it is still constantly updating, developing and a...[Details]
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LDO is a micro-power low-dropout linear regulator with extremely low self-noise and high power supply rejection ratio (PSRR). The SGM2007 high-performance low-dropout linear regulator has an outp...[Details]
Test/Measurement
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