When I was using DAC7621 12bitDAC, the ripple noise was large. The DA output was almost a square wave without a filter capacitor. After adding a 10uF capacitor, the ripple was 40mV. Schematic diagram:...
Please help me analyze this, when I was doing the SDRAM experiment of a privileged classmate, why did the data I sent through the serial port look like this? 01 02 03 04 05 06 07 07 09 0A 0B 0C 0D 0E ...
[size=4] Recently, I followed my teacher to prepare for a water treatment project. During the preparation process, I encountered a small problem: the problem of power supply voltage reduction. Before,...
Under wince5.0, the default language of the system is English. I first added simplified Chinese display support under "Core OS" -> "International" -> "local specific support". After customizing the ke...
[i=s]This post was last edited by qq849682862 on 2014-8-25 20:24[/i] Many companies that make microwave communication products now require circular spiral traces to be placed in PCBs to achieve the fu...
When sending MMS, when connecting to the gateway, it is divided into CMWAP and CMNET connections, which are two GPRS access methods divided by China Mobile. How to set the GPRS access method to cmwap?...
In recent years, with the increasing demand for manufacturing and automated production management, industrial barcode scanners have gradually become an indispensable part of the industrial manufact...[Details]
When we travel in cities, we all find that electric vehicles have many advantages. As a means of transportation, they can also fulfill their mission well. Now, more and more residential communities...[Details]
As the main model among new energy vehicles, pure electric vehicles have received strong support and encouragement from the country in recent years, and their development is changing with each pass...[Details]
On August 22nd, Lantu Motors unveiled a new technology called "Lanhai Intelligent Hybrid" during a live broadcast of CCTV News' "Top Laboratory." The name sounds like another new term, but a closer...[Details]
Recently, South Korean robotics giant WIRobotics launched its first general-purpose humanoid robot, ALLEX, at the Robotics Innovation Center (RIH) at the Korea University of Science and Technology....[Details]
For autonomous vehicles to safely navigate the road, they must identify far more complex objects than just traffic lights, pedestrians, and other familiar objects. Among these obstacles is a crucia...[Details]
SMT placement machines are important equipment in surface mount technology (Surface Mount Technology). Their performance has a decisive impact on the quality and efficiency of electronic manufactur...[Details]
Reflow soldering, as an electronics assembly process, has become a vital component of the electronics manufacturing industry. Choosing reflow soldering equipment is crucial for improving production...[Details]
My career has been closely tied to the semiconductor industry. From product management to content marketing, I've provided countless forecasts and predictions across a variety of roles. Whethe...[Details]
For today's new energy vehicles, they have different configurations from fuel vehicles, and some configurations have also become a selling point for manufacturers. Compared with traditional vehicle...[Details]
Nascent Micro is launching devices covering a wide range of power applications, including gallium nitride (GaN) drivers, dual-channel automotive drivers, and battery protection MOSFETs.
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From time to time, I see some audiophiles spending a lot of money or a lot of time to DIY speakers, but the results are not what they want. Below I list some of the small experiences I summarized b...[Details]
Definitions of VR
, AR, and MR:
What is Virtual Reality?
Virtual Reality (VR), also known as "spiritual realm" or "illusion," is a high-tech technology that has emerged in recent ye...[Details]
The screen is the first thing you notice when evaluating a phone's quality. Its quality directly impacts both visual and operational performance. However, understanding mobile phone screens r...[Details]
With the growth of the Internet of Things (IoT), wearable, and portable devices, consumers are growing weary of cluttered cables and the need for frequent battery recharges. The benefits of wireles...[Details]