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3. Design of Switching Transformer
The area product (AP) method is used for design. For the push-pull inverter working switching power supply, the primary supply voltage UI=24V, the secondary sid...[Details]
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The core of STM8S is not ARM or C51, but the core launched by STMicroelectronics. We chose STM8SF103 with 8K Flash and 1K RAM. Its operating voltage is very wide, ranging from 2.95 to 5.5V. There are...[Details]
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Introduction
At present, wired meter reading is common in the domestic power centralized meter reading system, such as RS485 bus, power carrier meter reading, etc.; however, due to the cost and...[Details]
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Today, we have a certain understanding of the microcontroller keys. Microcontrollers are divided into stand-alone keyboards and matrix keyboards. The stand-alone type occupies more IO port resources a...[Details]
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Magnetic flap level gauges are mainly side-mounted and top-mounted, and are mostly used for level detection of various towers, tanks, tanks, spherical containers, boilers, etc. Since side-mounted mag...[Details]
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1. LED lead forming method
1. The bracket must be bent 2mm away from the colloid.
2. The bracket must be formed with a fixture or by professionals.
3. The bracket must be formed befo...[Details]
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Capacitors, usually referred to as their ability to hold charge, are equivalent to open circuits in DC circuits. Capacitors are components that can store charge and are also one of the commonly used ...[Details]
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The latest research report released by Strategy Analytics pointed out that due to external political and economic factors putting pressure on Lenovo's main competitor Huawei, Lenovo's tablet shipment...[Details]
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There are various brands of high-precision sensors on the market, but the basic principles are the same. Here we take the LEM brand as an example. LEM is a company that focuses on the research and dev...[Details]
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Design of oil filter control system based on microcomputer control
0 Introduction The system consists of one vacuum pump motor and one oil pump motor. It is required to use a single chip microc...[Details]
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Samsung recently unveiled its semiconductor technology roadmap, including plans for 1.4nm, new memory technology and "fables total solutions." Since 2017, Samsung has held an annual "Technology Day...[Details]
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Abstract: The article introduces the characteristics and working principle of the built-in SED1520 graphic liquid crystal display module MGLS-12032, gives the interface circuit between MGLS-1203...[Details]
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14.4.2 Window watchdog experiment Function: As soon as the program is run, LED1 connected to PB5 lights up for 300ms and then turns off, entering an infinite loop. Wait for the WWDG interrupt to arri...[Details]
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General Problems of Power Amplifier Circuits
1. Definition of power amplifier circuit
A power amplifier circuit is an amplifier circuit that aims to output a large amount of power. It usua...[Details]
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Rich multimedia services have pushed the resolution of LCD screens and cameras in 3G mobile phones to a new level. However, the interface design between the display screen and camera module and the...[Details]
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