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A remote control socket made a long time ago, with 12-channel decoding through a single-chip microcomputer. Schematic PCB  Internal structure  Panel: The red indicator light is t...[Details]

1. Handheld laser rangefinders generally refer to lasers that measure between 0.05 meters and 200 meters, with an accuracy of millimeters and are simple and convenient to use. 2. Handheld laser range...[Details]

PID Computation Resource Requirements DS=Pdu(k)+I t/ti(uk)+ D TD/T duk+du(k-1) puk-i *T/TI*uk+d*(uk-2* uk-1 + uk-2) Three system states are required UK UK-1 UK-2 PID parameters ...[Details]

Traditionally, PFC (power factor correction) offline power converters are designed with two power stages: The first power stage is usually a boost converter, because in this topology there is a con...[Details]

In recent years, power electronic equipment has been closely related to people's work and life. Switching power supplies have been widely used in various fields, which has greatly promoted the rapid ...[Details]

Define interrupt service function   Function type function name (formal parameters) interrupt n Interrupt Number Interrupt Source Interrupt Vector   0 External interrupt 0 0003H   1 Timer/Co...[Details]

       The wide variety of MOSFET technologies and silicon processes available today makes selecting the right MOSFET driver a challenging process. 　　Functionally, a MOSFET driver converts a logic si...[Details]

LED, once a synonym for neon lights, has set off a technological revolution in the field of color TVs. In 2010, LED LCD TVs have become the first choice for merchants and buyers. However, when LED ...[Details]

The following figure is the 8*8 LED dot matrix display circuit diagram. Display a column on the 8X8 LED dot matrix, let it move smoothly from left to right three times, then move smoothly from right ...[Details]

With the development of new energy vehicles, the key component of main drive inverter is becoming more and more important. What are the core requirements of the market for main drive inverter? Unde...[Details]

Landslides are defined in geology as the second largest geological disaster after earthquakes. Landslides and dangerous rock landslides are also the most common and most prone geological disasters in...[Details]

According to Qichacha, Zhejiang Jingjin Integrated Circuit Co., Ltd. was established recently. The legal representative of the company is Pan Yunbin, with a registered capital of 150 million yuan. It...[Details]

Toshiba's renamed memory unit Kioxia plans to raise $31.8 billion in an IPO on the Tokyo Stock Exchange in October, according to Nikkei. The IPO will bring huge profits to the consortium led by Bain...[Details]

The recent downturn in the display panel market is obvious to all. Recently, domestic panel manufacturer Shenzhen Tianma released its 2019 semi-annual report, once again proving the downturn in the p...[Details]

The edge-lit type places LEDs on the upper and lower sides of the backlight. The layout adjustment greatly reduces the use of LEDs, thereby reducing production costs and energy consumption, which...[Details]