1. Experimental tasks As shown in the previous test schematic, switch SP1 is connected to the P3.7/RD pin, and four LEDs are connected to the P1 port of the AT89S51 microcontroller. When the power is ...
1.Description Resource Path Location Type
#10099-D program will not fit into available memory. placement with alignment/blocking fails for section ".cinit" size 0x81 page 0. Available memory ranges: P...
Sohu Wireless: A pioneer in mobile entertainmentBest performance: Sohu Wireless leveraged the resources and popularity of the Sohu portal website to launch the mobile portal "Mobile Sohu", creating a ...
I use 51 to make an electronic perpetual calendar. I use a lot of digital tubes. I don't want to use LCD. How can I assign the data read from DS1302 to 74LS47 (with many digital tubes)?...
【Today · Frost Descent】--- "Frost Descent is one of the 24 solar terms. It means that the weather is getting colder and the first frost appears. It is the last solar term in autumn and also means that...
I want to ask, I debugged SDRAM according to the program of privileged classmate, and many F7 and FF appeared when the serial port received data, can you help? ? ?...
With the booming electronics industry, vision systems have become a leader in the electronics automation sector. However, the delicate nature of electronic products often affects product yields due...[Details]
The problem of dynamic sealing of equipment always exists with the operation of the equipment. Today, we have specially sorted out the various commonly used sealing forms, usage scope and character...[Details]
On August 24th, media outlets reported, citing sources, that NavInfo, a listed company on the A-share market, is nearing completion in its acquisition of the intelligent driving c...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
Logic analyzers are widely used tools in digital design verification and debugging. They can verify the proper functioning of digital circuits and help users identify and troubleshoot faults. They ...[Details]
Zos Automotive Research Institute released the "2025
Smart Cockpit
Tier 1 Research Report (Domestic Edition)."
This report analyzes the operating conditions of more than a dozen ...[Details]
On August 21, it was reported that Intel's new generation of AI chip Jaguar Shores was recently exposed for the first time.
According to photos shared by Andreas Schilling, the Jaguar Shores t...[Details]
New version helps developers build secure and trustworthy embedded systems
Shanghai, China—August 21, 2025—
QNX, a division of BlackBerry Ltd., today announced the release of QNX...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
Using an electronic load is like thinking of it as a resistor that dissipates the power supply's output. The most straightforward mode is the CR constant resistance mode. In this mode, by setting a...[Details]
Automotive electronics systems are facing a dual challenge of functional safety and cybersecurity.
The NXP
S32K3
series MCUs utilize a deep protection system built with a Hardware Sec...[Details]
Most electric vehicles currently lack a gearbox, only a single-speed reduction gearbox. This includes Teslas, but that doesn't mean electric vehicles don't need a gearbox. Thanks to the constant to...[Details]
1. Output power. Rated power (RMS): Rated power refers to the sinusoidal alternating power that the amplifier can withstand for a long time. Maximum undistorted power...
2. Frequency response:...[Details]
With the global penetration rate of new energy vehicles projected to exceed 45% by 2025, and the industry's transformation entering its second half, the era of intelligentization, LiDAR has rapidly...[Details]