An error occurred after compiling, and I don’t know how to modify it
Error[Li006]: duplicate definitions for “AI2_Cal_4"; in "E:\DEH卡\ARM source\source\EWARMv5\Debug\Obj\ARMcommtoSTC.o",and "E:\DEH卡\A...
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[font=楷体,楷体_GB2312][size=5][color=red]Hello everyone, I want to send a string on the PC and then display it on the LCD, but now the chip can only receive characters. I want to know how to receive the ...
This question is almost an old one.The answer is obvious. You can learn by yourself, but it requires more self-control.Then let’s take a look at the basic learning direction.Java Web development requi...
[align=left]Two great works left by Hawking: "A Brief History of Time" and "The Universe in a Nutshell". [/align] [align=center][/align] On March 14, Hawking passed away peacefully at his home in Camb...
[size=3] Follow the QR code in the picture above on WeChat to participate in the [color=#0000ff]reward survey,[/color] and you will have a chance to win a Rapoo wireless mouse[/size] [size=3]The prize...
Signal sources have developed to a very wide range today. We can classify them according to the frequency range: ultra-low frequency (0.1m~1kHz), audio (20Hz~20kHz), video (20kHz~10MHz), radio fre...[Details]
Abstract: Based on the research of the communication process between the reader and the RFID tag, combined with the EPC C1G2 protocol and ISO/IEC18000.6 protocol, a digital circuit of RFID tag appl...[Details]
Among the many candidate standards for China's mobile TV, the CMMB standard proposed by the Broadcasting Science Research Institute of the State Administration of Radio, Film and Television is aime...[Details]
IPTV (Internet Protocol TV or Interactive Personal TV), also known as interactive network television, is a new technology that uses broadband network infrastructure, takes home televisions or comp...[Details]
The microwave multifunctional therapeutic device uses microwave radiation for heating treatment, which can achieve the effects of sterilization and blood circulation. Using microwaves to directly c...[Details]
0Introduction
Microactuators, as driving components of microelectromechanical systems (MEMS), have been widely studied. In recent years, actuators made of hard magnetic and soft magnetic m...[Details]
In the past one or two years, driven by Apple's iPhone, the smartphone market has expanded rapidly. An important feature of portable products such as smartphones is that they have more and more fun...[Details]
0 Introduction
The PTZ controller designed with a single-chip microcomputer as the core can control the camera to move over a large range and at a wide angle in monitoring situations, so t...[Details]
The dual-field-of-view infrared optical system can simultaneously provide two images with different magnifications and fields of view. The large field of view in the system has a lower resolution a...[Details]
Abstract: This paper proposes a method of mine environment detection using wireless sensor networks, and gives the network framework, topology and network protocol of wireless sensor networks suit...[Details]
As process nodes and die sizes continue to shrink, the number of consumer electronic products using flip-chip packaged IC devices is increasing. However, flip-chip packaging manufacturing rules hav...[Details]
1. Introduction
In recent years, with the rapid development of microwave and millimeter wave technology, higher requirements have been put forward for broadband microwave and millimeter ...[Details]
1 Introduction
Heat flow, also known as heat flux density, refers to the amount of heat (vector) transferred per unit area per unit time. Its characterization is the amount of heat transfe...[Details]
1 Introduction
Heart disease is one of the major diseases that seriously threatens human health and life. Statistics show that about 60% of heart patients die at home. If these patients ca...[Details]
introduction
Radio Frequency Identification (RFID) technology is an emerging non-contact automatic identification technology with broad application prospects in many fields such as industr...[Details]