I didn't really read the rules of the competition before, and thought it was just a normal post. Fortunately, [url=home.php?mod=space&uid=530227]@nmg[/url] reminded me to post a summary post today to ...
[color=#362e2b][font=Arial]"First, you need to install Quartus (version 13.1 or above) and the corresponding SoC EDS, and apply for two licenses, one for OpenCL SDK and one for SoC EDS. Both are indis...
I used FPGA to drive OV5640, modified 4300, 501f, set it to RGB output, and changed the resolution of my LCD to 800*600. As a result, the program sometimes displayed distorted colors (a bit like a the...
It is to first use the temperature and humidity sensor dht11 to collect data and then give it to a 51 microcontroller, and then the microcontroller transmits the data to the first 485 chip, the first ...
Discrete linear unlimited function H(z)= (z^2-1)/z^4 [font=arial, sans-serif][size=24px]Find the answer, if the limit n is close to infinite the unit step response (nth) is finite?[/size][/font] Causa...
1. Phantom Power:
Music players often mention the professional term phantom power. So what is phantom power? How is it different from ordinary power? In what scenarios does it appear? Today we will ta...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
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]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[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]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[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]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[Details]
The 8051 microcontroller is the most common microcontroller we have. I have been using 8051 for a long time and have also taught microcontroller courses for a period of time. Here I would like to s...[Details]