The new generation of iPhone 8 / iPhone 8 Plus / iPhone X that supports PD fast charging has appeared. Although most consumers know that iPhone already supports fast charging, and major media have als...
485 (generally known as RS485, EIA-485) is an electrical characteristic of the physical layer of the OSI model, which specifies the standard for 2-wire, half-duplex, multi-point communication. Its ele...
This car charger was given to me by someone else. It is of good quality and should be a relatively cheap one. I changed it after using it for a while because of poor contact. Now the new one I bought ...
The signal at the signal input IN is a sine wave (which contains more harmonic components). Remember to filter and follow it and then pass through a passive crystal oscillator. The 8M marked on the fi...
This book introduces the theory and design methods of switching power supplies while taking into account both practicality and theory. It is a book specially written for researchers and engineers enga...
At the Google I/O conference held last week, the new products Pixel 3a and Pixel 3a XL made their debut. The price of Pixel 3a is only $399. Although its configuration is a bit shabby compared with d...[Details]
To those accustomed to making high-bandwidth measurements with an oscilloscope, power measurements may seem simple because of their relatively low frequencies. In reality, power measurements presen...[Details]
In the era of Volkswagen's arrogant fuel vehicles, the interior design has always been a point of criticism. It is really too old school. Therefore, a completely new design in the pure electric era...[Details]
/Timer 1 is configured to output two PWM signals PA8 and PA11, the counting clock is 400KHZ and the counting overflow size is 40000 / void Tim1Init(void) { GPIO_InitTypeDef GPIO_InitStruct; TIM_Ti...[Details]
Molex launches MX60 series of contactless connectivity solutions designed to simplify the device pairing process, optimize design engineering and improve overall product reliability • The series re...[Details]
Basic knowledge of instruments - instrument classification
There are many ways to classify detection and process control instruments (usually called automation instruments), and they can be classi...[Details]
Recently, OSRAM and Austrian sensor and chip expert ams have held constructive negotiations on a business merger agreement and other topics. The discussions began on August 13, German time, and are o...[Details]
STM32 can output sine waves! How? To output sine waves, several peripherals are needed: Timer, DAC, DMA. Timer is used to set the frequency of the sine wave; DAC, as the name implies, converts digital...[Details]
According to the latest report from CNBC, US President Joe Biden will instruct his government to review major US supply chains including semiconductors, large-capacity batteries, medical supplies and...[Details]
On December 15, BYD Xiangyang Industrial Park was roaring with machines, and the first blade battery production line with a capacity of about 1.9GWh was officially put into production. BYD's full rang...[Details]
Today's switching power supply technology relies heavily on power semiconductor switching devices, such as MOSFET and IGBT. These devices provide fast switching speeds and can withstand irregular vol...[Details]
On October 8, the Ministry of Industry and Information Technology issued a "Letter on Reply to Proposal No. 2282 (No. 256 in the Public Transport, Post and Telecommunications Category) of the Second ...[Details]
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//Timer T1 counts and displays the count value on the digital tube in real time
//T0 timing (for dynamic scanning of digital tube); T1 counting
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Recently, the underground powerhouse of the Zhaoqing Langjiang 300MW large-scale pumped storage power station, the first variable-speed pumped storage project in the Guangdong-Hong Kong-Macao Greater ...[Details]
Just as many general-purpose microcontrollers (MCUs) today have integrated USB, CAN and Ethernet as standard peripherals inside the chip, more and more wireless network chips and wireless network s...[Details]
Power technology
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