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Those who hold Qorvo stock should be very happy recently. In the past two weeks, the stock price has exceeded 100 and hit a record high of 104.22. 5G is an important factor in its stock price rising....[Details]
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Photovoltaic inverter manufacturers usually provide users with performance parameters such as rated power, efficiency curve, and power factor, which can provide necessary basic parameters for the pro...[Details]
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1. Application of clamp meter: A clamp meter is a meter used to measure the current in an operating electrical circuit and can measure the current without power failure. 1. Structure and principle o...[Details]
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Preface Traditional DC motors are widely used in motion systems due to their excellent torque characteristics and speed regulation performance, but mechanical brushes are its fatal weakness. ...[Details]
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TD-SCDMA is the third generation mobile communication standard in my country. Compared with Telecom's CDMA2000 and Unicom's WCDMA, Mobile's TD-SCDMA is the late starter among the three 3G standards. ...[Details]
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The partial discharge test is a non-destructive, induction withstand voltage test with partial discharge detection. It is one of the important indicators to determine the structural reliability of th...[Details]
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Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
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Obstacle and Path Analysis
The higher the temperature of electronic equipment, the lower its reliability and performance will be. This is the phenomenon of overheating. Processors, FPGAs, LED...[Details]
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1. Bootloader
Simply put: The main function of the Bootloader is to start executing when the system is powered on, initialize the hardware and devices, prepare the software environment, and fi...[Details]
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"Will it be normal to have a new model every year? How to solve the problem of backstab for old car owners?" Two days after the launch of the new M7 Ultra,
Yu Chengdong, chairman of
Huawei's
...[Details]
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Circuit
Working principle is shown in Figure 1.
It consists of three parts:
power supply
circuit
, trigger circuit and main control circuit. After the 220V mains is stepped down...[Details]
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In embedded software technology, C++ language has high programming efficiency. However, to achieve high efficiency, there are still many issues that need special attention. First of all, we should ...[Details]
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#include msp430f149.h typedef unsigned char uchar; typedef unsigned int uint; #define then (P1IN & 0X0F) #define wei_h P5OUT |= BIT5 #define wei_l P5OUT &= BIT5 #define duan_l P6OUT &=...[Details]
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Thyristor is a new type of semiconductor device, which has the advantages of small size, light weight, high efficiency, long life, fast action and easy use. At present, most AC voltage regulators u...[Details]
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As the use of LEDs becomes increasingly popular as a way to save power for general lighting, methods of driving LEDs with high efficiency have become essential. For example, Lumileds' Luxeon device...[Details]
MicroPython Open Source section
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