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Fixed gas detectors are detectors that are used more frequently in industrial devices and production processes. They can be installed at specific detection points to detect specific gas leaks. Fixed d...[Details]
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In STM32, there are five clock sources, HSI, HSE, LSI, LSE, and PLL. In fact, there are four clock sources, as shown in the figure below (gray-blue). PLL is a phase-locked loop circuit that multiplies...[Details]
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According to foreign media reports, the US Patent and Trademark Office recently granted Apple 59 new patents. In this authorized patent report, there is a patent involving optical projection and imag...[Details]
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The device is packaged in a 2525 case size with a height of only 3 mm and operates up to +155 °C
MALVERN, Pennsylvania — November 17, 2021 — Vishay Intertechnology, Inc. recently announc...[Details]
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New energy motor and electric drive environmental adaptability tests are divided into: high temperature test, low temperature test, humidity test, vibration resistance test, waterproof and dustproo...[Details]
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The effective system data characterizes the residual measurement error of the vector network analyzer after calibration. The effective system data index and the network analyzer transmission reflecti...[Details]
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1 Introduction
With the development of electrical transmission technology, especially variable frequency speed regulation technology, high-voltage variable frequency speed regulation techn...[Details]
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Nowadays, major car companies are particularly keen on promoting intelligent assisted driving. Many users have also learned about terms such as cameras, millimeter-wave radars, and lidars, but they...[Details]
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#include reg51.h #include intrins.h //to use _nop_() #define uint unsigned int #define uchar unsigned char sbit SH_595=P2^1; sbit DATA_595=P2^0; sbit ST_CP_595=P2^2; //74HC595(12)-ST_CP rising edg...[Details]
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It is no accident that Xilinx FPGA products play an increasingly important role in the design and development of today's most demanding digital signal processing (DSP) systems. After more than two ...[Details]
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The development of the semiconductor testing market has prospered along with the development of the semiconductor industry. In 2018, the scale of my country's semiconductor testing market has reached...[Details]
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From now until Earth Day on April 22, Apple plans to donate $1 to the World Wildlife Fund for every Apple Pay transaction made at an Apple Store, through the Apple Store app or on Apple.com. Apple ...[Details]
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In the past, LED lamps all used constant voltage power supplies. At that time, we did not understand the performance of LEDs. According to the data given by the manufacturer, each small lamp bead was...[Details]
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// Description: //Change the duty cycle of the PWM wave by pressing the button, and use LCD1602
// to display the a...[Details]
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Because all embedded systems use interrupts, how does my S3C44B0 interrupt process? Then I need to understand the whole process. To understand it in depth, the best way is to write a program and th...[Details]
RF/Wirelessly
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