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introduction A switching power supply is a DC regulated power supply that uses switching power devices and is made through power conversion technology. It has the advantages of small size, light wei...[Details]
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The working principle and usage of the keyboard are relatively simple. The following is a 4×4 array keyboard, the rows are connected to P3.0-P3.3, the columns are connected to P3.4-P3.7, and there is ...[Details]
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In March 2020, Jiangsu Changdian Technology Co., Ltd. (hereinafter referred to as " Changdian Technology ") provided chip packaging and testing services to Beijing Skerelli , helping Beijing Skerell...[Details]
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Flowmeter is an indispensable instrument for measuring the flow of liquid and gas. I believe everyone has seen many different types of flowmeters. The correct installation method is very important ...[Details]
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When it comes to hacker attacks, most people first think of intrusions at the software and network communication levels. Few people notice that hardware sensors can also be attacked. What is even m...[Details]
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On September 11, Melexis announced today the launch of the MLX90834 pressure sensor chip, which is specially designed for
demanding automotive applications such as
electric vehicle
thermal m...[Details]
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1 Introduction
Most of China's medium and large petrochemical enterprises use a small current grounding system for power supply, and the power system is relatively large. This type of system general...[Details]
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Part 3:
Easy "driving" without mistakes
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Preface: I am Xiaotai. Xiaotai can test thousands of electronic devices a year, but he still has time for a spontaneous trip. H...[Details]
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According to MoneyDJ, the spread of the new coronavirus epidemic has boosted the demand for tablets in Japan due to remote work and online learning. However, insufficient inventory of Apple iPads has...[Details]
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Introduction: Scientists in Japan have demonstrated a hard carbon electrode that can greatly improve the capacity of sodium-ion batteries. With further research on long-term performance, this discove...[Details]
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The flexible display and 5G monomer material project of Shaanxi Taihelihua Industrial Co., Ltd. is under intensive construction. According to Shenmu News, Zhu Kungang, the company's human resources ...[Details]
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Design of a current source that brings the output of an operational amplifier to ground level
The LM324 op amp is an economical choice, especially when you need to apply a ground-level input. The L...[Details]
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A patent titled "Camera assembly and electronic device" was revealed. Its application number is CN201822150093.2, the application date is December 20, 2018, and the publication date is July 2, 2019. ...[Details]
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1. Principle Description In the previous chapter, you may feel strange, doesn't the CPU have a watchdog? Why can the program still work normally without the CPU being reset? Check the manual of Eyx...[Details]
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The mechanism for masking interrupts in the 210 is the same as that in the 6410. Moreover, both are vectored interrupts, and many interrupts are implemented in hardware, unlike the 2440.
But t...[Details]
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