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In the following content, Antai Repair Center will focus on introducing and explaining the relevant content of spectrum analyzer repair, mainly on how to choose a spectrum analyzer and how to solve t...[Details]
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1. Variables or arrays without initial values
Simply use the _at_ keyword plus the address.
like:
unsigned char idata myvar _at_ 0x40;
unsigned char code myvar _at_ 0x40;
T...[Details]
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The spring breeze and rain blow across the fields, bringing up a vast expanse of green. With love, there is direction; with love, hope can be ignited! May, the month of true love. After this special ...[Details]
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Recently, according to foreign media reports, a 19-year-old Iowa girl, Victoria O'Connor, successfully recovered her stolen car with the help of the "Find My iPhone" feature of the iPhone. It...[Details]
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#include reg52.h //Use the header file of 52 to redefine the pins added inside #include "intrins.h" //Delay sfr AUXR = 0x8e; sfr P5 = 0xc8; //p5 definition is added sfr P5M0 = 0xc9; sfr P5M1 = 0XC...[Details]
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introduction
Compared with linear power supplies, switching power supplies have many advantages: because the main power transistor works in a switching state, its loss is small and the overall...[Details]
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S3C2440 boots from nandflash, relying on the on-chip SDRAM (Stepping Stone) with a size of 4KB located at address 0 of the ARM space. Nandflash cannot participate in unified addressing and is outside ...[Details]
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On September 13, the core equipment of the 6th generation flexible AMOLED production line project was moved into Xiamen Tianma Display Technology Co., Ltd. (hereinafter referred to as "Tianma Display...[Details]
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Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
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Automotive and heavy equipment environments are very harsh for any type of electronics. Wide operating voltage requirements combined with large voltage transients and wide temperature variations co...[Details]
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Nvidia's latest financial report shows that the company's automotive business, which continued to grow in the first seven quarters, was discontinued in Q3 2019, down 6% year-on-year. Officials said t...[Details]
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The principle of condenser microphone
Condenser microphones use the change in capacitance to convert sound signals into electrical signals. This type of microphone is the most common, and the ...[Details]
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In most cases, the useful signal is very weak. In these applications, the noise factor becomes the main parameter to characterize the performance of transistors. This paper discusses a design method ...[Details]
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Imagine driving home after a long day at work, and suddenly, a car rushes out from a hidden alley. Fortunately, your self-driving car sees it long before it enters your sight and slows down to avoid ...[Details]
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The "call" instruction in the ABB robot programming instructions is a very important instruction, which allows the programmer to call another program or subroutine in the program.
Overvi...[Details]