Differential mode current and common mode currentradiation generation : current causes radiation, not voltage, static charge generates electrostatic field, constant current generates magnetic field, a...
1. Fast charging drives adapter miniaturization
In recent years, with the popularity of mobile phone fast charging technology and USB Type C PD, the charging power of portable electronic devices such ...
There are generally three basic working modes for non-isolated switching power supplies: buck, boost, and polarity reversal. The others are converted from these three forms, such as flyback, forward, ...
// Module function description// When the direction control signal "wr_" is "1", y_ is used as output and its value is the value of input signal a_// When the direction control signal "wr_" is "0", y_...
Preface ShineBlink is a universalIoT smart hardware development board with zero threshold, zero development environment and low code. Gizwits provides developers with the ability to put low-threshold ...
A single-chip microcomputer is an integrated circuit chip that contains multiple functional components such as a central processing unit CPU, random access memory RAM, read-only memory ROM, input a...[Details]
Revolutionary technical highlights
Introduction: The 2014 Beijing International Automotive Exhibition will be held in the new and old exhibition halls of the Beijing China International Ex...[Details]
Abstract: GPIB controller chip is the core of automatic test system and is widely used in the test field. This paper intends to discuss the use of
low-cost CPLD from ALTERA to realize the funct...[Details]
1 Background NFC stands for Near Field Communication. It is a wireless technology initiated by NXP and jointly promoted by well-known manufacturers such as Nokia and Sony. It combines the functions o...[Details]
HIOKI launches new high-precision current and high-bandwidth sensor
The new sensors are available in two types: CT6862 (50A rated) and CT6863 (200A rated), both of which are closed-end type. They h...[Details]
GDS-2000A series digital storage oscilloscope embodies a high-value design concept, including 2GSa/s sampling rate, 2M record length, 2/4 input channels, large color LCD display and VPO (VisualPersis...[Details]
l Introduction
A/D converters are widely used in analog signal conversion for single-chip microcomputer controlled data acquisition. However, for long-distance data transmission and high-...[Details]
1. Millisecond delay Delay 1ms; void delay_1ms(void) { unsigned int i; for(i=1;i (unsigned int)(xtal*143-2_;i++) ; } In the above formula, xtal is the crystal frequency in MHz. When the crystal frequ...[Details]
If you want to make a good LED lighting product, you must know the most critical parts, which are heat dissipation, driver power supply, and light source. At the same time, heat dissipation is part...[Details]
In this article, the trigger mode is used instead of the gate mode. code show as below: void TIM3_PWMShiftInit(void) { TIM_TimeBaseInitTypeDef TIM_TimeBaseInitStruct; GPIO_InitType...[Details]
According to Juheng.com, data released by the Korea Customs Service today (11) showed that exports from September 1 to 10 were only 0.2% lower than the same period last year, while exports in the fir...[Details]
2022
is coming to an end. Looking back at 2022, the regional epidemic and the outbreak of the Russia-Ukraine war had a significant impact on both the supply and demand sides of machine visi...[Details]
1. Introduction
In the traditional variable frequency speed regulation system composed of general frequency converter, asynchronous motor and mechanical load, when the potential load driven b...[Details]
Tesla's "abandonment" of cobalt has dealt a severe blow to the valuations of listed cobalt mining companies. However, in the view of industry insiders, cobalt consumption will continue to rise in t...[Details]
The main circuit of the three-phase PWM rectifier bridge includes the inductor, resistor, DC output capacitor on the AC side, and a three-phase half-bridge circuit composed of fully controlled switch...[Details]
PCB Design
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