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?...
On August 23rd, Geely's subsidiary, Jiyao Tongxing, announced it has the industry's largest advanced production capacity for tandao
batteries
, with eight production bases across China. Jiy...[Details]
When you are happily watching NBA or football, your wife asks you to turn off the lights in the bedroom. Would you be depressed? Of course, unless you are not afraid of your wife.
Now you are ...[Details]
Logic analyzers are widely used tools in digital design verification and debugging. They can verify the proper functioning of digital circuits and help users identify and troubleshoot faults. They ...[Details]
Since the beginning of this year, price wars have intensified, new models have been launched one after another, used cars with zero kilometers have become a hot topic, and the industry's internal c...[Details]
While the current industry consensus is that autonomous vehicles are robots and that their systems are managed using robotics-developed thinking, there are also cases where autonomous driving is ac...[Details]
A patent disclosed by Ford proposes replacing traditional segmented side curtain airbags with integrated full-width side curtain airbags that span the side of the vehicle and can be deployed simult...[Details]
The fracture mechanism is stress concentration, which typically occurs at the capacitor lead pins or pad connection points, as shown in the figure. Under vibration, the capacitor lead pins and pad ...[Details]
Batteries are a core component of new energy vehicles, accounting for over 40% of the total cost. This is also the area where automakers are most willing to tamper with costs. Since 2021, domestic ...[Details]
For the average person, an electricity meter is a monthly bill. For beginners, it's a collection of components and parts. For experienced meter engineers, however, it's a complex and complex proces...[Details]
Automotive electronics systems are facing a dual challenge of functional safety and cybersecurity.
The NXP
S32K3
series MCUs utilize a deep protection system built with a Hardware Sec...[Details]
01 Overview
The HJM315A/B is a domestically produced programmable three-phase motor driver specifically designed for small and medium-sized motor gyroscopes. It consists of an MCU, LDO, three-...[Details]
August 19, 2025 – Mouser Electronics, a leading New Product Introduction (NPI) distributor offering an extensive portfolio of semiconductors and electronic components, announced that
it will be...[Details]
Introduction
With the development of multimedia, music players, as consumer electronics products, are facing growing demand, prompting manufacturers to adopt more advanced technologies to enh...[Details]
The ODF process is a groundbreaking manufacturing method that addresses challenges previously associated with time-consuming, low-yield, and difficult-to-achieve production. For example, the produc...[Details]
As vehicles
become increasingly
intelligent
and connected, the complexity of electronic control systems is growing exponentially, and development cycles and quality requirements are becoming...[Details]
Test/Measurement
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