I now know that in ARM, software interrupts (SWI call) are used to switch the mode to super user mode (SVC mode). Then, the parameters of SWI can be stored in R0 using these two sentences: LDR R0, [LR...
Working principle of microwave oven magnetron In addition to generating the required electromagnetic oscillation, the anode resonance system of the magnetron can also generate a variety of electromagn...
I want to modify the camera driver made by testcap in DDK and use DMA to get data. The DDK document says that SRB's ScatterGatherBuffer is used as DMA, and NumberOfPhysicalPages is the number of eleme...
There are two projects, one has the define value of QEIPOS register in the header file lpc1700.h, and the other has only a typedef struct in LPC17xx.h. I don't quite understand how to use this registe...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:57[/i]Apple's iPhone transformed the smartphone from a communications-focused device into an application-centric, multi-purpose mobile ...
The Series 2700 and Series 3700 instruments have the same built-in limit functionality with two sets of limits. Limit 1 and Limit 2 use the high and low limits ( HI1 and LO1 and HI2 and LO2 ). This st...
If the ultimate form of a car is a silicon-based life form, then in
the field of
intelligent driving
, it has gradually taken on the appearance of a "veteran driver." In
the field of
the ...[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]
Long ago, the lifespan of cars in my country was 15 years. Once a car reached 15 years old, it was forced to be scrapped. However, the policy was later changed. As long as the car does not exceed 6...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
As time goes by, people are increasingly concerned about their own and their families' health. However, existing monitoring devices for individual vital signs have struggled to gain market share du...[Details]
According to foreign media reports, researchers at the University of Surrey have developed an artificial intelligence system that can accurately locate the location of equipment in densely populate...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[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]
With the increasing popularity of automated equipment, linear modules, a common auxiliary device for automated equipment, have also seen a bright future. In particular, in recent years, many small ...[Details]
Shenzhen Baowei Power Supply high frequency pure sine wave power, communication inverter power supply has two communication interfaces, RS232 and R485 interfaces, their functions and characteristic...[Details]
HTTP is the abbreviation of Hypertext Transfer Protocol. It is an application protocol based on TCP/IP communication protocol used to transmit HTML and image files. It is an application-level objec...[Details]
Shanghai, China, August 21, 2025 –
Toshiba Electronic Devices & Storage Corporation (“Toshiba”) today announced the launch of the TLX9161T
, an automotive photorelay in a compact SO12L-T pa...[Details]
On August 20, Reuters reported that two sources revealed that U.S. Commerce Secretary Howard Lutnick is exploring the possibility of using CHIPS Act funds in exchange for equity stakes in chip manu...[Details]
The drive shaft is a high-speed, low-support rotating body, so its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing tests and adjustments on a balancing machine before ...[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]