Features of HT7289B Serial Interface Digital Tube Display and Keyboard Management Chip■ SPI serial interface■ Can drive 8-bit common cathode digital tube or 64 independent LEDs, support up to 56 keys■...
[i=s]This post was last edited by zhanghuichun on 2014-12-20 21:03[/i] Because the previous 3.2-inch touch screen made the smart watch too big, like a mobile phone, now that the forum has delayed the ...
Does anyone have any information on medical device regulations and safety regulations? Or any information on gas sensors (ozone)? I will also organize them at any time, and please share them with ever...
Thank you + my son, my daughter, and my wife. Thank you for the many benefits that the Electronic Engineering World Welfare Club has given me this year!...
Zhang Ergou is my classmate. We have always been two extremes that are used as a comparison. I used to be his nightmare, but now he is my nightmare. Now I will list my life experience with him, and on...
1. Equipment Overview
Shell-and-tube heat exchangers are a common heat exchange device used in chemical evaporation and heating equipment. Currently, the tubesheets of shell-and-tube heat exch...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
Since its invention in the mid-1940s, the microwave oven has evolved from a humble beginning to commercial use, entering homes in the 1960s and rapidly gaining popularity. Its basic functionality a...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
A human-machine interface (HMI) refers to the platform used by people to operate a PLC. This platform provides an interface between programs and humans, serving as a medium for information transmis...[Details]
With growing environmental awareness, the continuous improvement of three-electric technology and the increasing deployment of infrastructure such as charging stations, the electrification of new e...[Details]
introduction
With the development and widespread use of integrated circuits in power electronics design, electronic products are trending towards smaller sizes, more components, and greater fu...[Details]
Driven by business opportunities such as access to new markets and government initiatives like the Belt and Road Initiative, global expansion has become a significant trend for Chinese companies. C...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
Amid the increasing complexity of electronic system power management,
power architecture design
is undergoing a paradigm shift from experience-driven to tool-enabled.
Analog
Devices...[Details]
Motor potting compound is a high-performance sealing material widely used for motor encapsulation and insulation. It is essential for motor protection and packaging. Its ideal moisture and water re...[Details]
According to reports from Xinhua News Agency, Tianjin University official website and other media, Chinese researchers have recently broken through the bottleneck of energy density and application ...[Details]
What is the difference in response time when the output uses cyclic refresh and direct refresh?
The time required from when the PLC receives an input signal to when the PLC outputs a con...[Details]
Overview of the BOM of Jetson Platform Core Components
As the industry's leading edge computing and data center platform, the NVIDIA Jetson series' powerful performance is powered by a careful...[Details]