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RS485 Disadvantages: RS485 bus is a conventional communication bus. It cannot do automatic arbitration of the bus, that is, it cannot send data at the same time to avoid bus competition. Therefore, t...[Details]
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Recently, TSMC officially proposed a 2nm and subsequent 1nm factory expansion plan. The total investment amount is expected to be as high as NT$800 billion to NT$1 trillion (approximately RMB 184 bil...[Details]
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According to official news from Ruinajie Semiconductor, Wuhan Ruinajie Semiconductor Co., Ltd. (hereinafter referred to as "Ruinajie Semiconductor") recently obtained tens of millions of yuan in Pre-...[Details]
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(Reporter Lu Yanan) At a policy briefing held by the State Council Information Office a few days ago, Qi Chengyuan, deputy director of the National Energy Administration, revealed that in order to ...[Details]
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An oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible images, making it easier for people to study the changing p...[Details]
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The figure below is the keyboard timing diagram, the top is the PS2 send timing, and the bottom is the PS2 keyboard receive timing.
The following code uses a PS2 keyboard to control the L...[Details]
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Today, Lu Weibing, Vice President of Xiaomi Group, President of China, and General Manager of Redmi brand, explained on Weibo why the Redmi K30 Pro does not use a hole-punch screen. He said this is a...[Details]
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Single-phase active power factor correction (APFC) technology is widely used in switching power supplies, variable frequency home appliances and other fields, and plays a very important role in eli...[Details]
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Research Motivation and Introduction
With the advancement of industry, the issues of driving safety and vehicle anti-theft have been put before people all over the world. According to reports,...[Details]
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Central topics:
Discuss the design of 24VDC-220VDC vehicle-mounted switching power supply
Solution:
Design the corresponding push-pull transformer using the AP method
The solution of push-pul...[Details]
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Sensor MQ-2 collector PCF8591 processor STC89c51 display LCD1602 button adjustment plus or minus alarm value initial value is 50% The simulation schematic diagram of the 5V simple voltmeter bas...[Details]
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The storm is coming. To use the general functions of CC430, many modules still need to cooperate. Unity is strength. If you want the rain to fall on time, you must go through the cooperation of...[Details]
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By Phil Gallagher, CEO of Avnet The old adage “change is the only constant” has taken on a deeper meaning for many of us after the year we’ve been through in 2020, and every aspect of the electroni...[Details]
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Recently, the well-known mobile phone review organization DXOMARK announced the front camera scores of ZTE Axon 20 5G, the first mobile phone with under-screen camera. The photo score was 10 points, ...[Details]
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Figure 2 Boost DC/DC Converter
When operating in external synchronization mode, the operating frequency is set by the clock, and the conversion cycle starts at the rising edge of the input clo...[Details]
RF/Wirelessly
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