I am going to change the audio driver under Linux, the details are as follows: I used aic32 before and now I want to change it to aic31. I would like to ask about the driver under Linux: The chip manu...
What subject knowledge is needed to understand schematics? I want to learn software, and my foundation in C and assembly is good, but my foundation in circuit theory is poor. I haven't learned digital...
[i=s]This post was last edited by dzq1980 on 2014-6-23 22:11[/i] [img=1531,768]http://download.21dianyuan.com/attachments/png/2014/06/22/140341230653a65f52195d1.png[/img] [p=25, null, left][backcolor=...
How to connect the three-axis acceleration sensor mma8452 with the 51 microcontroller and the power supply? How to connect the interfaces with wires? It would be best if you could draw a picture to de...
///////////////24MHZ时钟设置//////////////////////////////////////////////////////////////UCSCTL3 |=SELREF__REFOCLK;__bis_SR_register(SCG0);//disable the FLL control loopUCSCTL0=0X0000;////Set lowest poss...
Recently, a friend asked me to make a mains detection circuit for industrial use. It is required to output a pulse when the mains voltage is above 200V, and the pulse width can be adjusted within a li...
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[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]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[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]
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]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[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]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[Details]
The installation locations of DC-DC converters are relatively scattered. DC-DC converters can be found on the power board, main board, logic control board and other circuit boards of PDP color TVs....[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]
Globally, the market for airbags and other restraint systems consists of different geographical regions, each with its own characteristics and needs. North America first introduced airbags in mass-...[Details]