The wireless business that once revived Chinese portals seems to have passed its most prosperous period, but fortunately these websites have found other ways out. In January this year, the State Adm...
ARM's CM series cores all have a SysTick timer for precise tick cycles, which is used to provide the tick cycle of the operating system. I just read the UM manual of 54100 and found that 54100 has two...
Recently I encountered a synchronization problem of multi-process shared memory, which troubled me for several days (because I don't want to use Mute to lock, so I plan to write a simple one myself: (...
The M4's PWM has 2 control units. I wonder if there is any difference in configuration and usage from the M3?I hope someone who has used M4 PWM can share their experience~...
Error:JTAG chain problem detectedError:NO device detectedError:The TDO connection to the download cable might be shorted to GND or is an open circuitError:The TCK and TMS connections to the last devic...
Is electromagnetic radiation from electric vehicles harmful to the human body? Recently, the issue of electromagnetic radiation from electric vehicles has garnered widespread attention. However, pu...[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]
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]
With the rapid adoption of smart electric vehicles, automotive chips are evolving from auxiliary control units to the foundation of the entire vehicle's intelligence. Their applications extend from...[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]
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]
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]
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]
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]
Bearing wear is a common equipment problem in the manufacturing industry. In today's world where controlling production costs is advocated, using repair technology to reduce the scrapping and repla...[Details]
1. Static Balance
Static balancing is performed on one correction surface of the rotor. The remaining unbalance after correction is used to ensure that the rotor is within the specified range ...[Details]
No one expected that after about a day of downtime, four or five thermostats on the control panel would display four 0000s and flash. We knew it was caused by poor contact of the temperature sensin...[Details]
Sometimes an IAR project is closed abnormally. When you open the IAR project again, the project will not be displayed in the Workspace column, as shown in the following figure:
C...[Details]
1. Basic structure and working principle of centrifugal pump
1. Centrifugal pump water pump relies on the high-speed rotation of the impeller to make the fluid obtain greater kinetic energy, a...[Details]