As a new marketing method, direct selling has the advantages of selectivity at the target market level, individuality of communication objects, continuity of the communication process, and testability...
I am a newbie and I have been looking for a long time but can't find a tutorial for mplab-ide. I hope some kind elder brother or elder sister can give me one. Anything is fine. Thanks in advance: kiss...
Has anyone successfully used MMU mapping to start the bootrom or vxworks BSP? I'll give you a copy of the at91rm9200bsp I just completed. Can you also explain the idea in detail? I'll give you a high ...
[i=s]This post was last edited by qwqwqw2088 on 2019-5-1 09:56[/i] [size=4] Millimeter waves refer to electromagnetic waves with a wavelength in the order of millimeters, and their frequencies are app...
[size=4]What is a negative feedback circuit? [/size] [size=4] [/size] [size=4] Feedback is an important concept in electronic technology. It refers to a part of the output (voltage or current) of an e...
I added the following code to the virtual serial port driver, and it can be read in com_init, but it always fails in COM_Open: lResult = RegQueryValueEx(hKey, REG_MAP_PORT_NAME, NULL, &dwType, (LPBYTE...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
RF/Wirelessly
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