I want to make a circuit to measure an AC current below 10A through a single-chip microcomputer. I think that I can get a current of 5mA to 10mA through a through-core current transformer, then rectif...
Dear experts, please give me some advice. I plan to use sqlce database on embedded devices. Do I need to install sqlce on the embedded device and create a corresponding database on the device? But I a...
1. Do the three VDD (DCDC) (3V3) pins of LPC2366 have to be connected to 3.3V power supply? Zhou Ligong's data says that these three pins can be left floating if not used. . . But when these three pin...
In 2017, I learned how to wire a DDR3 high-speed line for a project and completed a PFC design project. I didn't study much. Things I need to focus on in 2018: 1. Self-management ability; 2. Financial...
[i=s] This post was last edited by qwqwqw2088 on 2014-5-15 11:01 [/i] [size=5] There are many types of rechargeable batteries on the market. For example, the capacity of No. 5 battery is 500mAh, 600mA...
I wrote a small program under ce to perform simple file storage, but every time I save a certain amount of data, the storage time is too long. I wonder if anyone has encountered this before? What is t...
Reflow soldering is a critical process in electronics assembly production, and the cleanliness of the reflow oven has a direct impact on product quality. Dust and residue accumulation within the ov...[Details]
"Have you set your calendar reminder?"
On August 24, Nvidia Robotics' official account posted a photo of a black gift box on a social media platform, with an attached greeting card sig...[Details]
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[Details]
Limited vocabulary recognition
According to the number of characters, words or short sentences in the vocabulary, it can be roughly divided into: less than 100 is small vocabulary; 100-1000 is...[Details]
In mobile technology, sensors are the primary input for measured signals and form a component of a sensor system. They include sensitive and transducer elements connected to carriers and circuits. ...[Details]
Linear motor modules have become the "sweet spot" in various fields due to their advantages such as long stroke, fast speed, high precision, smooth operation and long life. Different models of line...[Details]
Shenzhen Baowei Power Supply high frequency pure sine wave power, communication inverter power supply has two communication interfaces, RS232 and R485 interfaces, their functions and characteristic...[Details]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]
As the range of electric vehicles continues to increase, driving electric vehicles for long-distance travel has become a trend. For high-speed travel, how much impact will high-speed driving of ele...[Details]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
The composition of the water heater
The water heater itself is divided into the following parts:
1. Water tank.
This is where the water heater is filled with water and where the wate...[Details]
The mobile computing market is rapidly evolving, and manufacturers are fiercely competing for market share. A key area of competition is battery life, which encompasses two key aspects: how long th...[Details]
On August 18th, China's largest expressway
charging station,
the G25 Changshen Expressway Tonglu Service Area (South Area), officially opened and launched its integrated solar-storage-charg...[Details]
Reasons for the wear of the roller press reducer shaft:
1. Since the expansion sleeve is subjected to a large torque, the mating surfaces of the shaft and the sleeve move relative to each other...[Details]