IAR compiler warning Warning[Pe014]: extra text after expected end of preprocessing directive#ifndef INIT_SYS.H /*This is the warning line*/#define INIT_SYS.H Copy code...
:victory: Make a driver for the LCD screen. When the motor is not turned on, the display is normal and the icon flashes.
Whenever the motor is started, the LCD display behaves like one with Alzheimer'...
[size=3][font=微软雅黑]Warmly celebrate the publication of forum member coyoo’s new book “FPGA Design Practice Exercises”[/font]{:1_124:}[font=微软雅黑], a special post for the book club! Previous posts: [/fo...
Appears during JTAG online debugging
JLink Error: Can not read register XX (XXX) while CPU is running. Other debugging mode exceptions can also refer to the following analysis.Common problems: 1. In o...
What is EMF testing?Electromagnetic fields (EMF) are electrical derivatives produced by electrical conductors and AC power. EMF surrounds electronic devices when the speed of charged particles changes...
I recently used CPLD EMP3256 and programmed it in Verilog. The first time I wrote the program, it compiled and passed. I used 163 macros. Then I modified the program and added a 3-bit variable. The ne...
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[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]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[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]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]