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1 How does a direct digital synthesizer (DDS) work? A DDS consists of at least three parts: a digitally controlled oscillator (NCO) with a phase modulator, a module that converts ph...[Details]

As 2019 begins, the downward trend of China's television industry continues.   It may be difficult for the general public to notice that after experiencing the "demographic dividend cycle and policy ...[Details]

According to THE ELEC, people familiar with the matter revealed that BOE's B7 production line in Chengdu, Sichuan, failed to pass Apple's supply review of OLED screens. Earlier, there were reports th...[Details]

introduction LED (Light Emitting Diode) is a new light source that is energy-saving, long-life and environmentally friendly. With the rapid development of LED light source technology a...[Details]

On March 28, Huawei's rotating chairman Guo Ping said at a performance briefing: "We still have to fight for survival and there are many difficulties to overcome. However, no matter how great the d...[Details]

The National Energy Administration issued a notice that the total capacity of newly installed domestic photovoltaic power plants reached 14G in 2014, including 8G distributed and 6G ground power plan...[Details]

#include "stc2052.h" unsigned int pulse_width_MAX = 0xF0; // ;PWM pulse width maximum value, duty cycle = 93.75% unsigned int pulse_width_MIN = 0x10; // ;PWM pulse width minimum, duty cycle = 6.2...[Details]

Xiamen is the graphene industry highland in Fujian. The "Fujian Graphene Industry Development Plan (2017-2025)", "Six Measures to Accelerate the Development of the Graphene Industry", and the Fujian ...[Details]

PEI-Genesis acquires IP&E supplier Testco Inc. Strengthen global new product development and service upgrades (Philadelphia, Pennsylvania, USA – November 30, 2022): Steven...[Details]

1. Functional modules of MSP430G2553 microcontroller   (a), IO port module,   1. The MSP430G2553 we use has two groups of IO ports, P1 and P2.   2. The registers of the IO port are: direction sel...[Details]

According to foreign media reports, labeling will help machine learning. A single label can tell the artificial neural network the correct output value for a given input information. For example, p...[Details]

STMicroelectronics Launches Monolithic Antenna-Matching IC to Make RF Design Easier and Faster with Bluetooth® LE SoCs and STM32 Wireless MCUs February 13, 2023, China - STMicroelect...[Details]

      We know that smartphones emit a certain amount of radiation, and a new report sheds light on how much some smartphones emit. 　　According to a new report from Bankless Times, some older models...[Details]

　　Introduction 　　LED practical power supply converts AC mains power into DC power suitable for LEDs. A power adapter, i.e. LED practical power supply, needs to be added between the mains power and th...[Details]

The most widely used scenario of inductors is power supply. Both boost circuits and buck circuits require an inductor to store and release energy. Many novice friends are too familiar with the prin...[Details]