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At the BSI 4th Internet of Everything • Wisdom Summit, Xiaomi smart cameras obtained the BSI Consumer IoT Security Kitemark certification, and the Mijia APP obtained the Mobile Application Security...[Details]
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Among LCD screens, 1602 is a relatively simple type, and it is said to be fully compatible with 12864. The results of my study over the past two days are as follows.
1. There are three types of memor...[Details]
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Function implementation: External interrupt line 0 (PA0) and line 15 (PA15) are connected to two buttons respectively, one button is used to generate a rising edge, and the other is used to generate ...[Details]
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The so-called addressing mode is the way the processor finds the operands required for the instruction based on the information given in the instruction.
1. Immediate addressing
ADD...[Details]
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Based on the discussion of the necessity of power quality monitoring and analysis in distribution substations, a power quality monitoring and analysis system based on a graphical interface is propo...[Details]
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Design requirements: 1. Output 4 waveforms: square wave, sawtooth wave, triangle wave and sine wave; 2. Amplitude adjustment range: 2V-10V; 3. Frequency adjustment range: 20Hz-80Hz; Content Introduct...[Details]
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If the system you are considering is above 100MHz, then I think it is already in the RF environment.
You need to understand the meaning of conjugate impedance, which is RS + jXS = RL - jXL
...[Details]
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White light emitting diodes (WLEDs) are quite common, mainly because they can be used to provide backlighting for portable electronic displays. It is generally believed that a single WLED require...[Details]
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Misconception 1. 100 MHz "signal", use a 100 MHz oscilloscope probe. Oscilloscope probe bandwidths are specified in the same way as the bandwidth of the oscilloscope they are used with, i.e. the -3dB...[Details]
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First, learn basic bare metal programming. For those who learn hardware, they must first have a perceptual understanding of the basic usage of the hardware, and they must also have a deep underst...[Details]
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With the emergence and widespread popularity of electronic devices, computers and household appliances, power grid interference is becoming increasingly serious and has become a public nuisance, becau...[Details]
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On March 17, Jingjiawei issued an announcement regarding the signing of a cooperation agreement by the company's wholly-owned subsidiary. On March 17, 2022, Changsha Jingmei Integrated Circuit Design...[Details]
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The public broadcasting system is currently in demand in all walks of life, and is used in hotels, shopping malls, parks, scenic spots and other places. In actual use, we will find that some broadc...[Details]
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In automotive electronics development, testing, and after-sales diagnosis, we often need to upgrade the firmware of the ECU, which is called "flashing". The mainstream solution on the market is to ...[Details]
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Today, we will continue to talk about the power of E-band millimeter-wave radar. Before that, let's take a look at an interesting application of automotive radar. As shown in the figure below, a ra...[Details]
Analog electronics
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