Powerup, PSE supplies power to PDWhen it is detected that the device connected to the port is a legal PD and the PSE completes the classification of the PD (optional), the PSE starts to power the devi...
[align=left][font=宋体] Whenever you learn about MCU, you will definitely get the function of PWM. In fact, PWM is generated by timers. PWM is widely used, such as motors and power supplies. The STM32L0...
I want to add a picture control in the window to display a large flowchart. Now I want to dynamically display the status of the valve (open, closed) on the flowchart. How can I do this? At first, I wa...
I connected 16 LED lights with P0 P1. When executing the following program instructions, the P1 port displayed the hexadecimal lower 8-bit user code, and the P0 port displayed the upper 8-bit user cod...
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[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]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[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]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]
1. Introduction
With the rapid development of computer technology, communication technology, and integrated circuit technology, the large-scale application of field control instruments and equ...[Details]
1 Introduction
Intelligent cars are the embodiment of the cross-integration of multiple disciplines such as automotive electronics, artificial intelligence, pattern recognition, automatic con...[Details]
introduction
In the late 1990s, due to the great safety issues of liquid cobalt lithium-ion batteries, people studied and developed polymer lithium-ion batteries. In addition to the performanc...[Details]
AD7708 is a multi-channel 16-bit Σ-Δ analog-to-digital converter ADC. It supports 4 or 5 channels of true differential input and 8 or 10 channels of pseudo differential input. This chip allows two ...[Details]