Now the switch tube is not working, what's going on? The schematic diagram is what I saw in a book.
The schematic diagram is in the attachment.
Please give me some advice, thank you~~~~...
I simulated it with Proteus and debugged it with AVR STUDIO. But there were always errors. Finally, I found that the problem was: In the following program, Task5 returns directly to the main function ...
The 5080A can provide standard AC/DC voltage, AC/DC current, resistance and power. It can calibrate various meters including analog meters, panel meters, digital multimeters, power meters, etc. By usi...
[i=s]This post was last edited by qwqwqw2088 on 2021-10-29 12:57[/i]Once a device breaks down, don't stay away from it, but treat it as a treasure.Everyone who drives knows where is the best place to ...
In the program, we will encounter the situation where the BCD code is added or subtracted by one and displayed by the digital tube. Adding one is easy to understand, using the INC instruction, and the...
[size=4]Theme: Drinking wine and counting makers, see how to make good ideas happen[/size] [size=4] [/size] [size=4]Time: [b][color=#ff0000]November 12th, 19:00-20:30[/color][/b][/size] [url=https://w...
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]
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[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]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
1. Introduction
AS-Interface bus technology is an intelligent network that uses a single cable to connect sensors and actuators to controllers, transmit data, and provide power. It can be used...[Details]
Stepper motors, also called steppers, use the principles of electromagnetism to convert electrical energy into mechanical energy and have been used since the 1920s. With the increasing popularity o...[Details]
In the development direction of the automotive industry, electric vehicles (EV) and hybrid electric vehicles (HEV) are becoming an obvious trend. From a technical point of view, hybrid power is mor...[Details]
Analogue and Mixed Signal
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