The frequency converter (ABB ACS800) with a short-circuited winding motor always reports an overload or overspeed (when descending) fault! Is it a motor fault?Thank you for your answers! My lifting me...
I made an application for IIC to read temperature. After running my application, the system was stuck. When I used an oscilloscope to monitor the IIC waveform, it was always sending data. But after ru...
[i=s]This post was last edited by scky333 on 2017-2-9 16:26[/i] When I was using uCOSIII + EMWIN to make a music playback function, there was always a jam or crash. I found that only two of the three ...
When I download IAR5.51, both the 30-day limited version and the 4k limited version say that the difference from the official version is that it does not contain "Source code for runtime libraries". W...
The project I was working on was my first experience with FPGA design, and I used the Quartus2 platform to run it. The comprehensive compilation passed, but the timing simulation went wrong: it said t...
1. Parallel connection of rectifier bridges In low-power design, parallel connection of rectifier bridges is rarely used. However, in some high-power output situations, if you do not want to add new d...
"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]
Current Development Status of DVR Market
A DVR, or digital video recorder, uses a hard disk for recording, unlike traditional analog video recorders. It's often called a DVR because it's a com...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
1 Introduction
In the mid-1960s, American scientist Maas conducted extensive experimental research on the charging process of open-cell batteries and proposed an acceptable charging curve for ...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
Keysight Technologies is combining its electromagnetic simulator with Synopsys' AI-driven RF design migration flow to create an integrated design flow for migrating from TSMC's N6RF+ process techno...[Details]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[Details]
Plessey Semiconductors has been acquired by Haylo Labs, which was established in March last year with a $100 million, five-year loan from Chinese technology company Goertek.
Haylo Labs w...[Details]
Introduction: In digital circuit calculations, there is no concept of decimal points. You know where the decimal is, but the circuit does not know where the decimal point is. Therefore, you need to...[Details]
In camera and display systems, the demand for high-performance and low-power data interfaces is driving continuous technological evolution. The evolution of MIPI D-PHY and MIPI C-PHY clearly ...[Details]
introduction
The widespread use of air conditioner communication circuits began with the rise of household inverter air conditioners. With China's energy conservation and emission reduction in...[Details]
0 Introduction
With a rapidly aging population, a young couple is now required to care for an increasing number of elderly people, leading to a growing difficulty in providing care for them. E...[Details]
We know that the power output by the engine does not directly act on the wheels to drive the car, but needs to pass through a series of power transmission mechanisms. So how is the power transmitte...[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]