[align=left][font=微软雅黑]First of all, when learning [/font] Cortex-M3, we must know the necessary abbreviations. [/align][align=left]The following is the summary: [/align][align=left]AMBA: Advanced MCU...
My board has uCLINUX burned into it. I used ADS1.2 to compile a ticker program. The ticker program can only run by inputting commands on the keyboard in u-boot. How can I make the board run ticker pro...
[i=s] This post was last edited by paulhyde on 2014-9-15 03:21 [/i] 8-way buzzer design I can only design for 51 series microcontrollers in C language. Sorry! You can take a look if you want, but I ju...
[i=s]This post was last edited by dcexpert on 2017-2-8 22:51[/i] [b][color=#5E7384]This content was originally created by EEWORLD forum user [size=3]dcexpert[/size]. If you want to reprint or use it f...
lcd1602+ds1302+ds18b20 When 1602 displays the temperature detected by 18b20, the sun and moon display of 1302 will be cleared. If 18b20 is not displayed, 1302 can display normally. It was normal when ...
Today I unboxed the second board in this competition: ESP32-EYE
1. Outer packaging2. Development board + instruction card3. Power on and connect using the serial port debugging assistant 115200 8N1 to...
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]
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]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
There are many types and styles of digital voltmeters in design and development. Traditional digital voltmeters have their own characteristics. They are suitable for manual measurement on site. Tra...[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]
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]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
1 Overview
As a driving power source, the new battery has a range of more than 200 km within the acceptable weight range of the mass market, which provides an important way for power batteries...[Details]
Li/SOCl2 batteries (lithium sub-cells) have the advantages of high operating voltage, stable discharge voltage, wide operating temperature range and long storage life, and have been widely used in ...[Details]
With the development and application of liquid crystal display technology, more and more developers want to use liquid crystal screens to display Chinese characters in the instruments and equipment th...[Details]
The Challenge:
Providing a flexible, powerful robotics design platform
to more than 40,000 high school students participating in the FIRST
Robotics
Competition (FRC).
The So...[Details]
1. Encryption principle description
The LPC2100 series ARM7 microcontroller is the world's first ARM chip that can be encrypted. The method of encrypting it is to set the specified d...[Details]
1 Introduction
The automobile drum test bench (also known as chassis dynamometer) is a large-scale indoor automobile test equipment and a bench test system for completing automobile whole vehi...[Details]