I DIYed an MP3 module, but it doesn't work properly. VS1053 can't read or write registers.The main function test code is shown above. The value of the VOL register is 0 when viewed through the serial ...
I recently wrote a network card driver based on the RTL8019 chip (embedded system based on ARM), and there is a new requirement to set up a firewall in the driver layer to filter packets. I don't know...
[align=left][color=#000]How to reduce noise on PCB through device selection and routing? For example, chip ADS5444[/color][/align] [align=left][color=#000]1 Suppress noise sources[/color][/align][alig...
[i=s]This post was last edited by dontium on 2016-7-31 11:27[/i] I, Q modulation, comes from two carriers: one is the inphase carrier, the other is the quadrature phase carrier, it is actually quadrat...
[i=s] This post was last edited by paulhyde on 2014-9-15 09:17 [/i] 2004 Hubei Province Electronic Design Competition First Prize Simple Electrocardiograph...
[i=s]This post was last edited by dontium on 2015-1-23 11:10[/i] [font=宋体][size=4]Basic physical relationships that determine the intrinsic noise of op amps Notes:[/size][/font] [font=宋体][size=4] [/si...
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]
On August 24th, Jin Yuzhi, CEO of Huawei's Intelligent Automotive Solutions BU, announced the first automotive application of Huawei Qiankun's unique Limera technology. This technology eliminates t...[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]
"Have you set your calendar reminder?"
On August 24, Nvidia Robotics' official account posted a photo of a black gift box on a social media platform, with an attached greeting card sig...[Details]
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[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 22, the Wall Street Journal reported on the 21st local time that the new US government does not plan to acquire equity in semiconductor wafer foundry giant TSMC and Micron, one of the thr...[Details]
Preface
Low-voltage motors are widely used in nonferrous metallurgical plants. Their abnormal operation not only impacts normal production but can also threaten human life. Therefore, providin...[Details]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]
Puttshack's Trackaball uses the Nordic nRF54L15 system-on-chip (SoC) to monitor sensors and enable Bluetooth low energy connectivity, while the nPM2100 power management integrated circuit (PMIC) ...[Details]
0 Introduction
DVI (Digital Visual Interface) is a hot topic in current digital display research and application. Video processing technologies for DVI output not only address issues such as h...[Details]
On August 20, it was reported that the specifications of Intel's upcoming Panther Lake mobile processor appeared on the Intel GFX CI website, which mainly focuses on Intel's open source Linux drive...[Details]
With the development of vehicle technology, there are more types of cars. Cars are divided into hybrid, pure electric vehicles, and fuel vehicles. For hybrid cars, they are divided into plug-in hyb...[Details]
Reasons for the wear of the roller press reducer shaft:
1. Since the expansion sleeve is subjected to a large torque, the mating surfaces of the shaft and the sleeve move relative to each other...[Details]
In recent years, with the development of MOSFETs, they have gradually replaced transistors in the low-power, fast-switching industry. Major manufacturers in this field have also been reducing their...[Details]