Electromagnetic compatibility principles and design : https://training.eeworld.com.cn/course/5752Explain the electromagnetic compatibility principles and experimental standards, the principles and sel...
//Realize the access card function//Swipe the card to turn on the LCD light + 12864LCD screen displays the corresponding content
The screen effect is as follows://
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[align=left][color=rgb(85, 85, 85)][size=4]We will focus on several key performance features of the [color=#aa6666]MSP432P401R MCU[/color] 14-bit ADC called ADC14; this ADC14 provides the flexibility ...
I recently used the Howland constant current source circuit. The amplifier is LMV614. The output currents are 0.5ma, 1ma, 3ma, and 5ma. However, when I finished drawing the board and tested it, I foun...
As the title says, for example, for a two-layer PCB
After copper is applied to both the top GND and the bottom GND
Why do we need to place several vias on the GND copper between the two layers? (After...
[align=left]Hello Everyone, your old friend Modultong (Brother Panda) is back. The Spring Festival holiday is gone in a flash, and I believe you all ate, drank and had fun. (This is pure nonsense! No ...
China Energy Storage Network:
In 2021, most parts of the world experienced energy supply difficulties. Against this backdrop, IHS Markit released a report titled "Will the risk of power out...[Details]
Commvault (NASDAQ: CVLT), a recognized leader in software that manages data for global enterprise cloud and on-premises environments, has announced the acquisition of Hedvig, a software-defined stora...[Details]
Recently, Beijing Baidu Netcom Technology Co., Ltd. and Qualcomm Wireless Communications Technology (China) Co., Ltd. signed a non-binding strategic cooperation memorandum of understanding in Beijing...[Details]
1. Prevent clicking one point and displaying 5 points
Similarly, data may need to be reported in Isr_Adc.
Here, the pressure value is also ...[Details]
Recently, at the 2022 Mobile World Congress, Honor CEO Zhao Ming believed that both ordinary mobile phones and foldable screen phones will become the mainstream of smartphones. The foldable screen ph...[Details]
When porting u-boot, most people use Nand flash boot or Nar flash boot. In this way, u-boot can only be used in Nand flash or Nor flash. So how can we make our u-boot work in Nand flash or Nor flas...[Details]
Abstract: As an important means of human-computer interaction, LCD touch screens are used more and more. The interface technology based on microcontrollers and touch screens has been widely used i...[Details]
Many medium voltage LED applications are powered by offline AC-DC power supplies, batteries, or electronic transformers with low voltage AC output. But some of these power supplies, such as lead-acid ...[Details]
(November 17, 2021, Shenzhen, China) Recently, OPPO officially released a new smartwatch, OPPO Watch Free, equipped with an OLED display driver chip from Beijing Chipone Technology Co., Ltd. ("Chip...[Details]
Winter is pure like a white swan in the pure world. It is leisurely and wild, making snowflakes talk about it. In such a calm season,
the LED
, which seems to be a cluster of flowers
, is "...[Details]
There is a severe shortage of eight-inch wafers, and related chips are expected to increase in price one after another, attracting funds from various parties to rush to buy the beneficiaries of the p...[Details]
International Rectifier (IR), a global leader in power semiconductors and management solutions, has launched a new 600V automotive IGBT series optimized for variable speed motor control and power a...[Details]
ABB has recently secured a successful partnership to provide charging infrastructure for 40 single-decker electric buses that will be launched in Singapore in early 2020. The other two parties in t...[Details]
Voltage comparator is a commonly used integrated circuit. It can be used as an interface between analog circuits and digital circuits, and can also be used as a waveform generation and conversion c...[Details]
On November 4, Nokia issued a press release on October 31, announcing that the company was selected by the European public-private partnership Smart Networks and Services Joint Undertaking (SNS JU)...[Details]