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The operand is in the memory, and its effective address is the sum of the value of a base register (BX, BP), the value of an index register (SI, DI) and the 8-bit/16-bit offset in the instruction. Th...[Details]
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Principle and usage of clamp ammeter:
A clamp meter is an instrument used to measure the current of an operating electrical circuit. It can measure current without power failure.
1. Structure and Pr...[Details]
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This machine uses a new discriminator circuit, and its working principle is very simple. There was a special article in the Russian magazine "Rudio" to explain it. The use of this discriminator gre...[Details]
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Mir released the MYC-LD25X core board and development board based on the STM32MP257 embedded processor module. The core board is based on the STM32MP2 series, which is the latest generation of indu...[Details]
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background
As 4.0 continues to advance globally, industry opportunities and challenges coexist. As one of the group's main production bases, Jingbo Electronics Nanjing faces the challenge ...[Details]
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Tonight, @Digital Chat Station brought the latest news that two models of the OPPO Find X5 series have been announced online. It is reported that the two new phones announced this time both support 8...[Details]
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Introduction: What is SMD technology? SMD is the abbreviation of Surface Mounted Devices, which means: surface mount device, which is a type of SMT (Surface Mount Technology) components. "In the e...[Details]
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According to Reuters, Japan's Panasonic said on Thursday that it would comply with the U.S. ban on Huawei and stop selling some components to Huawei. It is understood that Panasonic has been supply...[Details]
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LED (lite EMI t diode) display is a display method often encountered in project development. It has the characteristics of high brightness, full viewing angle, long service life, simple driving, etc...[Details]
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Antenna Direction Pattern
1. Directional diagram
The distribution of the electric field intensity radiated by the antenna is different at each point in space. In order...[Details]
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On March 21, JD.com launched a mobile phone cooler, with the initial price of the back clip version being 169 yuan and the initial price of the magnetic version being 189 yuan. JD.com's mobil...[Details]
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PrimeSense technology is the basis of the Microsoft Kinect sensor system, which is designed to work with the Microsoft Xbox 360 console gaming system (Figure 1). Its working principle is very simple,...[Details]
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Since the second half of 2019, the semiconductor industry has continued to grow in popularity, and the production capacity of major wafer fabs and packaging and testing plants has been tight. In the ...[Details]
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Today’s advanced driver assistance systems (ADAS) are based on cameras, radars or lidars, which can only identify objects within the line of sight. However, the system is vulnerable to emergency vehi...[Details]
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CAN (Controller Area Network) is a communication protocol used in the automotive and industrial automation fields. It is widely used for its high reliability, real-time and flexibility. However, in...[Details]