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...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]