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High-frequency switching power supplies use pulse width modulation (PWM) technology, and the pulse waveform is rectangular. The rising and falling edges of the switch tube contain a large number of h...[Details]
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Although the global inverter market has grown significantly this year, price pressures are limiting growth in a market where competition is fierce, according to an IHS analyst.
Inverter shipme...[Details]
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S3C2440 has two PLLs (phase locked loops), one is MPLL and the other is UPLL. MPLL is used for CPU and other peripheral devices, and UPLL is used for USB. The clock control logic in the S3C2440A ca...[Details]
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According to Bloomberg, people familiar with the matter revealed that the effort led by Alibaba Group Holding Ltd. to acquire Tsinghua Unigroup encountered obstacles at the last minute, increasing th...[Details]
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QA& Q: How to test LED This article will introduce some basic knowledge about LEDs and how to test LEDs. Basic knowledge of LED An LED (light emitting diode) is a semiconductor diode (a pn junction...[Details]
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Introduction In embedded system hardware design, crosstalk is a problem that hardware engineers must face. Especially in high-speed digital circuits, due to the short signal time, high wiring densit...[Details]
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Initialize serial port interrupt:
void InitCOM_Interrupt(void)
{
#if 1
SCON = 0x50; //8bit
TMOD = 0x20; //timer1 mode 2
PCON = 0x00; //SMOD=1, double baud
TL1 = 0xFD;
...[Details]
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2021ChinaJoy Snapdragon Theme Pavilion is here again, bringing trendy technology to the summer The 19th ChinaJoy will be held at the Shanghai New International Expo Center from July 30 to August 2,...[Details]
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Reasons for excessive motor torque
Excessive motor torque may be caused by the following reasons:
1. Motor parameter mismatch: Motor parameters include resistance, inductance, permanent m...[Details]
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CO2 lasers have reached their well-known upper limit. Since the breakthrough of fiber laser technology, high-power fiber laser cutting machines have rapidly found their place in the manufacturing i...[Details]
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Oscilloscopes are rated as the most commonly used electronic debugging tools, and are widely used due to their powerful functions and versatility. However, with the development of electronic technolo...[Details]
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Smart car lighting is constantly evolving, turning to LED-based solutions to improve road safety, achieve 3 to 5 times energy savings, enhance user experience, and innovate headlight design and rel...[Details]
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Recently, at the Second Global IC Entrepreneurs Conference, Li Rui, senior vice president of Schneider Electric and head of the energy efficiency management low voltage business in China, delivered a...[Details]
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High speed and security: Rutronik provides Apacer with ultra-high-speed industrial PCIe SSD product PV140-25
Excellent data transfer performance: Apacer PV140-25 offers the fastest U...[Details]
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Fire, needle puncture, and corrosion soaking are nothing. The solid-state battery developed by Chery Automobile can still charge and discharge normally even if a corner is cut off. At the 2024 Cher...[Details]
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