Experts:I want to use a ceramic filter as the frequency selection part in a high-frequency amplifier circuit to select the 40Mhz signal. I wonder how much this filter costs? Also, I have seen that som...
It is provided by Ti's official website, but the download in China is relatively slow and the source code files are hard to find, after all, it is an English website.[[i]This post was last edited by y...
On the 51 single-chip computer, use 12864 to display the ambient temperature. First of all, 18B20 can collect temperature and display it on 1602, but there is a problem with the display on 12864. Plea...
[i=s] This post was last edited by qinkaiabc on 2014-3-8 02:46[/i] /******************************************************** ** Copyright: Hangzhou Lierda Technology Co., Ltd. ** File name: LSD-TEST43...
[font=楷体_GB2312][size=4][color=#400040]I know that a flash is needed for FPGA to work, but how do I connect the FPGA and flash, and how do I download the module I wrote into the flash? [/color][/size]...
There is a soft interrupt in ARM7. Is SVCall in STM32 the same as the soft interrupt in cortex-M3? Is the usage similar to the soft interrupt in ARM7?Please give me some advice, thank you!...
introduction
Bluetooth technology is a short-range wireless communication technology designed to replace wired cables. It is a wireless communication technology standard developed by the SIG, ...[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]
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]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
Electric vehicles' 12V batteries don't rely on a generator to power them. Only gasoline-powered vehicles rely on the engine to drive a generator to generate electricity while driving, which is used...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[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]
Over the past decade, the narrative surrounding fuel vehicles has been one of decline and replacement. Under the onslaught of new energy vehicles, traditional automakers have been forced to acceler...[Details]
Lightweighting of automobiles is still a relatively unfamiliar term for automobiles. With the continuous improvement of environmental protection requirements, relevant regulations have also put for...[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]
For self-driving cars, LiDAR is the sensory organ that allows them to "see the road." Simply put, its operating principle involves sending out a laser beam, receiving the echo, and ultimately gener...[Details]
Traditionally, electrical energy is transmitted primarily through wires, requiring direct physical contact between the power source and the load. With the increasing number of electrical devices in...[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]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]