The p3.0 and p3.1 pins of 89S51 are used for RS232 communication. Can these two pins be directly connected to a computer? If not, do I need to connect a 232 interface chip between the computer and the...
Circuit "integration" multiplies military power. Since the advent of the first integrated circuit in the 1960s, microelectronics technology has developed rapidly in the past 30 years. It was first wid...
I would like to ask all the experts, how should I connect UC3875 to output 4-channel fixed duty cycle PWM waves with dead zone and no phase shifting? I have tried various methods but there is no outpu...
[align=left][size=3][font=微软雅黑] brings you some technical books, some of which are donated to the forum by netizens. They are well preserved and new. Please reply and bid according to the letter numbe...
As we all know, transistors are semiconductor devices containing two PN junctions. To test transistors, use the ohmmeter of a multimeter and select the R×100 or R×1k position. Assume that we do not kn...
On August 23rd, Geely's subsidiary, Jiyao Tongxing, announced it has the industry's largest advanced production capacity for tandao
batteries
, with eight production bases across China. Jiy...[Details]
When you are happily watching NBA or football, your wife asks you to turn off the lights in the bedroom. Would you be depressed? Of course, unless you are not afraid of your wife.
Now you are ...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[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]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
The fracture mechanism is stress concentration, which typically occurs at the capacitor lead pins or pad connection points, as shown in the figure. Under vibration, the capacitor lead pins and pad ...[Details]
Batteries are a core component of new energy vehicles, accounting for over 40% of the total cost. This is also the area where automakers are most willing to tamper with costs. Since 2021, domestic ...[Details]
Renesas Electronics introduces a new USB-C power solution with an innovative three-level topology.
Improve performance while reducing system size
New solution combines excel...[Details]
For the average person, an electricity meter is a monthly bill. For beginners, it's a collection of components and parts. For experienced meter engineers, however, it's a complex and complex proces...[Details]
When we pick up an unfamiliar object, the first thing we want to know is what it actually does. A drive shaft, as the name suggests, is a shaft that transmits power. It's the transmission medium th...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
Recently, UBTECH announced its patent for "robot self-battery replacement structure, device and method".
The Qichacha patent abstract shows that the robot's self-battery replacement stru...[Details]
With the global number of new energy vehicles expected to exceed 45 million by 2025, the performance boundaries of battery management systems are being reshaped.
Infineon Technologies
'
...[Details]
Relying on Zena CSS and Arm's complete partner ecosystem, we will accelerate the implementation of autonomous driving.
Close your eyes and imagine yourself getting into your car, rea...[Details]