[font=宋体]I want to use AT89C51 microcontroller to control the actuators of a mirror frame scanner. There are five actuators. L298 is used to drive two micro DC motors and ULN2803 is used to drive thre...
IOPC4---WP; IOPC3---SDA; IOPC2---SCL; I adapted this from Liu Heping's book, and I feel there are mistakes in his book too! The following is to send only the data 0X05, and then read the data, but the...
I heard that the board has been sent out, but I haven't received it yet. I guess I can get it tomorrow. It doesn't matter. I've been busy with other things recently, and the preparation for PSoC4 has ...
[font=微软雅黑]The string DAC, sometimes called a Kelvin divider or Kelvin-Varley divider (named after its inventor), is one of the most straightforward approaches to DAC design. The simplest string DAC i...
When searching, if you enter the wrong keyword, or you think the keyword is not good after taking a look at the results, you have to wait 10 seconds after slightly changing it. If you don’t find the r...
I have just come into contact with PCI9656 (working in C mode). I have never been exposed to drivers before, so I also use the 9054 driver (I checked the registers and they don't need to be changed). ...
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]
As the number of cars increases, environmental pressures are also increasing. At this time, some people are saying that new energy vehicles are energy-efficient and environmentally friendly, and ar...[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]
The most significant feature of IPS panels is that both electrodes are located on the same surface, unlike other LCD panels, which have electrodes arranged on top and bottom surfaces in a three-dim...[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]
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]
Since the beginning of this year, price wars have intensified, new models have been launched one after another, used cars with zero kilometers have become a hot topic, and the industry's internal c...[Details]
For autonomous vehicles to safely navigate the road, they must identify far more complex objects than just traffic lights, pedestrians, and other familiar objects. Among these obstacles is a crucia...[Details]
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[Details]
With the development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
While the current industry consensus is that autonomous vehicles are robots and that their systems are managed using robotics-developed thinking, there are also cases where autonomous driving is ac...[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]
Based on the commutation technology, thyristor rectifiers are classified into two main types. Line-commutated and force-commutated inverters are commonly used, while other commutated inverters, nam...[Details]
Reflow soldering is one of the most commonly used methods in electronics manufacturing, allowing for the soldering of large numbers of components in a relatively short time. However, any experience...[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]