I made an external event counter using LPC2148. I set it to increment the counter on the falling edge. But when the frequency exceeds 20Hz, the counter value increments by 2 or more each time instead ...
[b]Abstract[/b] This paper introduces an intelligent password lock based on single-chip microcomputer and serial EEPROM, and describes the system hardware design and software implementation in detail....
Is there any expert who has done photoelectric pulse measurement? My graduation project is to do this, but there is a problem during the hardware debugging process. It is urgent. I would like to ask f...
Amidst the wave of intelligent automotive transformation, advanced driver assistance is gradually emerging from cutting-edge technology into the mainstream, becoming a new frontier of industry comp...[Details]
In June 2014, the Ministry of Industry and Information Technology issued 4G FD-LTE licenses to China Unicom and China Telecom. Together with the 4G TD-LTE licenses issued to China Mobile, China Uni...[Details]
Charging is a familiar process for new energy vehicles, and as a source of battery energy, charging piles are crucial. New energy vehicle charging can be divided into fast charging and slow chargin...[Details]
During daily operation of an R-type power transformer, the voltage used varies as the equipment being used adjusts. This raises the question: can the transformer change voltage at this point? The a...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[Details]
The driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[Details]
Analog Devices held a third-quarter fiscal 2025 earnings conference call. Vincent T. Roche, CEO and Chairman of the Board, and Richard C. Puccio, Executive Vice President and Chief Financial Office...[Details]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[Details]
I believe everyone has heard of memory. If your computer is slow, your experts may recommend upgrading it to a larger capacity. But what exactly is computer memory used for? Why does memory capacit...[Details]
Perhaps due to the stereotypes surrounding electronic products, many owners of pure electric vehicles have questions about charging. What's the correct way to charge? How can charging slow down bat...[Details]
The BB-Black is a development platform based on the TI AM335X processor, manufactured and sold by Embest under license from BeagleBoard.org. The BB-Black boasts superior graphics performance among ...[Details]
End-to-end autonomous driving sounds impressive. Raw data from onboard cameras, radar, lidar, and other sensors is fed directly into a large network, which then outputs steering wheel angle, accele...[Details]
A fuel-powered vehicle primarily consists of four main components: the engine, chassis, body, and electrical system. Compared to fuel-powered vehicles, a pure electric vehicle's structure primarily...[Details]
How do the maps used by self-driving cars differ from the maps we use daily, such as those from AutoNavi and Baidu? AutoNavi and Baidu create maps for humans, while high-precision map companies cre...[Details]
On August 18, Tencent Holdings released its second-quarter 2025 results last week, with revenue of 184.504 billion yuan, a year-on-year increase of 15% and a month-on-month increase of 2%; profit a...[Details]