I want to make a test bench for the control circuit of a half-controlled rectifier bridge. The requirements are: use a digital tube to display the opening angle of the thyristor and simulate a 0-100MA...
I have a DSP function board that was working well before. I just went through a voltage test together with the product. No problems were found on the test day and the product worked normally.
After a ...
[i=s]This post was last edited by dontium on 2015-1-23 11:34[/i] [b]1[/b] Regarding the superposition of two noises, the superposition of noises actually uses the Pythagorean theorem (the book says it...
I use the p1.5~p1.7 port of 51 MCU to drive the max7221 chip, but the program I wrote does not work. I wonder if any expert has such a sample program to guide me....
The intelligent driving community has its own rhythm. Some are busy pushing new versions and focusing on R&D, others are busy with publicity and promotion, and still others are immersed in mass pro...[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]
New energy vehicles are increasingly popular with consumers due to policies and energy conservation. Once you've purchased your vehicle, maintenance is essential. However, due to the different powe...[Details]
We are entering a new era where people are increasingly affordably equipped with more electronic gadgets. Electronics have become essential to our lives. For example, the average consumer now owns ...[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]
The digital TV set-top box consists of a tuner, QAM demodulator, TS demultiplexer, MPEG-2 decoder, PAUNTSC video encoder, embedded CPU system and peripheral interfaces, CA module, and uplink data m...[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]
Compared to cloud databases, minicomputers are purpose-built for decentralized, rugged computing at the edge of the network. By moving applications, analytics, and processing services closer to the...[Details]
For new energy vehicles, the importance of batteries is unquestionable. Not only does it determine the performance of the vehicle, but the battery density also has a great relationship with the veh...[Details]
On August 21, it was reported that Intel's new generation of AI chip Jaguar Shores was recently exposed for the first time.
According to photos shared by Andreas Schilling, the Jaguar Shores t...[Details]
Using an electronic load is like thinking of it as a resistor that dissipates the power supply's output. The most straightforward mode is the CR constant resistance mode. In this mode, by setting a...[Details]
Recently, I received a request to use OK1028A-C to output PWM square wave. However, I found that there was no relevant instructions on the OK1028 platform, so I started writing this article.
A...[Details]
On August 19, Huawei's Executive Director and Chairman of the Device BG, Richard Yu, shared a Weibo post about a conversation he had with a Zunjie S800 owner. The owner had driven over 5,000 kilome...[Details]
Amid the rapid advancement of automotive intelligence, on-board storage has become a thorny bottleneck restricting the "large-scale popularization" of advanced assisted driving.
On the o...[Details]