This is a problem in VB6, but because it involves hardware, I still come to your place to ask for advice: The code is as follows dim SHuZu(5) as byte,i as integer for i =0 to 4 MSComm1.Output = SHuZu(...
Has anyone used GR47 as a wireless modem to browse the Internet? I am now making an embedded browser and want to use GR47 to enable ARM9 to browse the Internet. I first want to implement it on a PC, b...
I would like to ask a special resistance measurement problem. 1. Circuit model of resistor R and capacitor C in series. 2. Requirement: measure R, the range of R is 0-200 ohms, accurate to 5 ohms. 3. ...
[i=s] This post was last edited by Woxinyongyong on 2020-11-27 17:22[/i]About CH32V103:
The CH32V103 series is a 32-bit general-purpose microcontroller with RISC-V 3A processor as the core. The proces...
Is there any relationship between the word length of the computer CPU register and the word length of the memory? What is the relationship? What are the common register word lengths and memory word le...
I would like to ask experienced seniors, when drawing a package, what is the difference between using the ADD command and the shape command to draw the frame diagram? Which layers need to be drawn usi...
From being a global leader to losing the market, Korean battery manufacturers have always wanted to regain the lost market and dignity, but facing Chinese battery manufacturers represented by CAT...[Details]
When we travel in cities, we all find that electric vehicles have many advantages. As a means of transportation, they can also fulfill their mission well. Now, more and more residential communities...[Details]
New energy pure electric vehicles generally accelerate faster than comparable fuel-powered vehicles, both from a standing start and while accelerating. Many believe this is simply due to the motor'...[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 22, the National Energy Administration released the latest data, showing that by the end of July 2025, China's total number of electric vehicle charging infrastructure will reach 16.696 m...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[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]
Teletrac Navman has launched the Multi IQ dashcam, a cloud-based solution designed for large commercial vehicle operators. It connects up to five cameras to cover the vehicle's interior, sides, and...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[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]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[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]