First experience with RV-STAR development board
I saw on the official account of Corelai Technology that they released a RISC-V development board, so I quickly bought one. Although the epidemic in Wuh...
When using a serial ADC chip, after the chip select CS is pulled low, the falling edge of SCLK is sampled and converted, and the rising edge of SCLK is used to output data. This means that the pulse w...
Pulse power supply for plasma excitation has the advantages of fast rising and falling edges, narrow pulse width, etc.
1. Electromagnetic interference releases a strong interference signal when the pu...
I am a newcomer to the power supply industry. When calculating the BUCK circuit, the peak current of the low PFC circuit inductor is calculated as twice the output current. So how should the peak curr...
The following chart illustrates the impact of the growth in energy demand driven by the deployment of artificial intelligence (AI)-based technologies in data centers and processor-intensive servers...[Details]
In November 2023, Pickering , a British company, a global supplier of modular signal switches and simulation solutions for electronic testing and verification, announced the launch of the new 43-9...[Details]
Lenovo has previously announced the official return of the Lemon brand and launched two mobile phones, the Lemon K12 and K12 Pro. Currently, these two models are officially on sale, priced at 699 yua...[Details]
Preface
The DC/DC module power supply is a constant voltage product with an open-loop circuit. Its output voltage will change with the input voltage and output load, and is mainly used as ...[Details]
Since last year, the prices of digital currencies such as Bitcoin have skyrocketed, the mining craze has returned, and the prices of graphics cards have also risen, even leading to the emergence of a...[Details]
As the forward current of high brightness LEDs increases and package size decreases, the potential for thermal runaway and catastrophic failure also increases. In many LED applications, higher lev...[Details]
On December 20, TCL Technology Group Co., Ltd. (stock abbreviation: TCL Technology, stock code: 000100) held the fifth extraordinary general meeting of shareholders in 2021, and reviewed and voted on...[Details]
Digitally controlled DC regulated power supply is one of the commonly used devices in electronic technology. Most of the devices currently used are used to adjust the voltage value through a knob s...[Details]
Motion control systems have been widely used in industrial control fields. In recent years, industrial control has placed increasing demands on motion control systems. Traditional PC-based and low-en...[Details]
Sanyo Semiconductor has launched the LA4906 monolithic linear IC, which is used to form a 17W two-channel (BTL) automotive power amplifier circuit as shown in Figure 1. The LA4906 uses a 23-pin SIP p...[Details]
As shown in the figure, this is a resistance fast estimation circuit. The core of this circuit is a multivibrator composed of 555 and R1, R2, R3, Rx (resistance to be measured), C1, etc. Resistors R4~...[Details]
01Brief Introduction of Refractometer Refractive index is a simple and accurate method for identifying the purity of organic compounds. For many binary systems, there is a fixed relationship between ...[Details]
Photoplethysmography (PPG) is a popular optical technology used in heart rate monitors (HRM) and peripheral capillary oxygen saturation (SpO2) measurements. It is simple and convenient because only a...[Details]
According to Jiwei.com, on March 22, according to the revised announcement of Zowee Technology's 2020 performance forecast, the revised operating income in 2020 is expected to be 2.95 billion yuan to...[Details]
The last line after startup prompts can't access tty, job control turned off, which means that the console cannot be entered. The reason is that there is a problem in the /etc/inittab file
Sol...[Details]
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