74LS is a TTL type integrated circuit, while 74HC is a CMOS integrated circuit. The high and low levels of LS and HC are defined differently. The high level of HC is 0.7 times the power supply voltage...
I am an editor at a publishing house. If any author wants to write a book on embedded systems, please contact me. Please send an email to book1402@163.com first....
Hello everyone, I just started learning drivers, and I don't quite understand some basic concepts. Please help me, thank you. My question is what is the relationship between the BIOS's int13 and the h...
New energy pure electric vehicles generally accelerate faster than comparable fuel-powered vehicles, both from a standing start and while accelerating. Many believe this is simply due to the motor'...[Details]
Capable of providing precise and efficient thermal management for artificial intelligence computing power, intelligent sensing and autonomous driving systems
Shenzhen, ...[Details]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
1. Introduction
In 2015, Apple's new MacBook and Apple Watch both featured force-sensing technology, which Apple calls Force Touch. Each time a user presses the touchpad, the device not only p...[Details]
On August 20, Huawei Device announced that the all-new M7 is the first to feature an in-cabin laser vision solution. This solution offers enhanced active safety capabilities compared to primary vis...[Details]
The Waveshare ESP32-P4-ETH is a compact ESP32-P4 development board with Ethernet and PoE support. It looks very similar to the Olimex ESP32-P4-DevKit, minus the pUEXT connector. However, we've also...[Details]
Renesas Electronics introduces a new USB-C power solution with an innovative three-level topology.
Improve performance while reducing system size
New solution combines excel...[Details]
As in-vehicle audio and video entertainment features become increasingly diverse, the demand for digital transmission of audio and video information is urgent. Traditional protocols such as IEEE 13...[Details]
According to foreign media reports, Apple is secretly evaluating several artificial intelligence hardware concepts, including smart home displays, security devices and a desktop robot, of which the...[Details]
August 18, 2025—
Advantech, a global leader in IoT intelligent systems and embedded platforms, today announced a collaboration with LitePoint, a global provider of wireless test solutions, to d...[Details]
When we use electric cars on the highway, we do need to pay attention to more aspects than fuel cars.
First, we need to charge our electric vehicles in advance. Compared to fuel vehicles...[Details]
introduction
At present, all major countries in the world are vigorously developing marine affairs. However, there are various uncertainties and unknown factors in the ocean. Underwater robots...[Details]
Do electric cars emit radiation? The answer is: yes! In fact, electromagnetic radiation is ubiquitous in our lives. The Earth itself is a large magnetic field. The interaction between electric and ...[Details]
1. Overview of the current status and future development of the bionic market
Bionic robots, innovative products that integrate biomechanics and robotics, have experienced explosive growth...[Details]