The chip I used to use was the Spartan-3AN series XC3S700AN, but now I have changed it to the Spartan6 series XC6SLX16. After the change, the program that used to run well on the XC3S700AN can no long...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:21[/i] The frequency of AD9854 can reach 300M, but 9851 can only reach 180M. To output a 40M sine signal, both 9851 and 9854 need the help of...
When I used atmel9200 to initialize, I remember that the SDRAM initialization required waiting for a certain number of us, then precharging, then writing 8 refreshes, and finally writing the mode regi...
An alternative to lock-in amplifiers is to use a DC polarity reversal [1] on the current signal to remove noise. This is a well-established technique for removing offset [2] and low frequency noise [3...
The following are all SF Express !drjloveyou :301148347687Blue Rain Night: 301148347696sjl2001：301148347669w396191655 ： 30114834770170120662：301148347678Lyzhangxiang:301148347650Everyone please check ...
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]
Limited vocabulary recognition
According to the number of characters, words or short sentences in the vocabulary, it can be roughly divided into: less than 100 is small vocabulary; 100-1000 is...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
On August 20th, Tiantai Robotics Co., Ltd., along with strategic partners including Shandong Future Robotics Technology Co., Ltd., Shandong Future Data Technology Co., Ltd., and Gangzai Robotics Gr...[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 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]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[Details]
As the range of electric vehicles continues to increase, driving electric vehicles for long-distance travel has become a trend. For high-speed travel, how much impact will high-speed driving of ele...[Details]
Charging is an essential topic for electric vehicles. Batteries are a core component of new energy vehicles. So, what's the optimal charge level for electric vehicles? Based on current battery tech...[Details]
On August 18th, China's largest expressway
charging station,
the G25 Changshen Expressway Tonglu Service Area (South Area), officially opened and launched its integrated solar-storage-charg...[Details]
introduction
The widespread use of air conditioner communication circuits began with the rise of household inverter air conditioners. With China's energy conservation and emission reduction in...[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]
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]
PLCs are one of the three pillars of modern industry, offering highly reliable and widely used industrial control products. In medium- to large-scale modular PLCs, the CPU module (central processin...[Details]
On August 8, PetroChina Southwest Oil & Gas Field Company's 35kV Zhouping Line centralized battery energy storage system successfully completed a 24/7 trial run, achieving full compliance with all ...[Details]
PCB Design
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