Regarding the interruption problem of STM32 (cortex_m3). I am using STM32 Primer to write and debug some small programs (such as LED lighting). It is easy to write without using key interruption. The ...
I want to burn a bitmap file in flash, and then read this file and display it as logo when eboot starts. As for burning the bitmap, I used vivi to divide a 1M area called logo, and then used the comma...
In C language, the literal meaning of static can easily lead us astray, but it actually has three functions.
(1) Let’s start with the first and most important one: hiding.
When we compile multiple fil...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:40[/i] [size=10.5pt]DS18B20[font=宋体]Digital tube temperature display[/font][/size] [size=10.5pt][font=宋体]Brief description: Detect DS18B20 wh...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:03[/i] [p=20, null, left][font=Verdana, sans-serif][size=4][color=#000000][backcolor=white]Wearable devices are the hottest technology ...
Sign bit extension is often used in digital signal processing. If the number of bits extended is small, such as the sign bit extension of 1 bit, then the bit splicing method can be used. However, if t...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[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]
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]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[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]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[Details]