There are five records A, B, C, D, and E stored on a track of a disk. Assume that the track is divided into five blocks, each of which stores one record. Now, these five records need to be processed s...
Has anyone done spi communication with msp430F149 microcontroller? Why is the output of our UCLK not a normal square wave? It would be better if there is source code. Can you adjust the host and slave...
I am looking to buy a second-hand ARM9 or ARM11 development board. I mainly want to play with Linux porting, so the development board must have rich routine data, and more peripherals are better. If y...
[i=s]This post was last edited by lvqy on 2020-5-19 17:24[/i] # Try programming mode# Download the development source code Downloaded the file: en.FP-SNS-STBOX1_firmware.zip After unzipping, the compi...
I am trying to use a method like [font=Consolas,]#if DEBUG[/font] [font=Consolas,]printf(...........);[/font] [font=Consolas,]#endif[/font] [font=Consolas,][size=12px] [/size][/font] [font=Consolas,][...
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
The structure of an LCD TV primarily consists of the LCD display module, power module, driver module (primarily including the main driver board and tuner board), and keypad module. LCD display modu...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
Smartphones have become essential digital devices, and the growing number of smartphone-centric applications is enriching people's lives. As users, they desire a better app experience and a wider r...[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]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[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]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[Details]
Tires are a very important component for cars. They are related to the driving experience of the vehicle. We are almost inseparable from cars in our daily lives. For tires, according to the role of...[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]