FtpConnect SUCC! FTPLIB: socket fail, errno=55 FATAL ERROR! FAIL TO CREATE SOCKET, SYS SOURCE MAY BE NOT ENOUGH! FtpConnect SUC C! This message should mean that FTP has been established successfully, ...
In AT89C51, the address of P0 is 0x80, sfr P0 = 0x80. I access the register in the following way, why does the value of address 0x80 remain unchanged? ? *(char *)0x80 = 0x22;...
Serial communication is necessary for debugging. It must be equipped. Use uart2 P1.3 P1.4 to connect pl2302 serial line source code:The next difficult part: mpu3050 adxl345, please stay tuned! :Laugh:...
I really admire this guy's craftsmanship! The wiring is standardized! And he paid attention to avoiding electromagnetic interference! This guy is a genius, I have to say!!!...
I have searched all over the Internet but have not seen any information on testing the quality of lightning strike tubes. Does anyone know how to test them? Model: DS-201M-A21F...
introduction
Oxygen is an important substance for human metabolism. Brain tissue has a high metabolic rate and consumes about 20% of the total oxygen in the body. In the clinical rescue and ...[Details]
A biped robot joint constructed by pneumatic artificial muscles is introduced. The joint uses the flexible characteristics of pneumatic artificial muscles to effectively control the impact of the la...[Details]
At present, the global medical electronics industry is gradually showing attractive development prospects, and the speed of product replacement is constantly increasing. At the same time, due to the p...[Details]
This issue will briefly introduce the test related to spectrum - occupied bandwidth.
Definition: Occupied bandwidth refers to the bandwidth corresponding to 99% of the total transmitted power, cent...[Details]
As microcontrollers become less expensive and more powerful, electrical designers are finding it more cost-effective to use multiple small controllers in both single-board and multi-board systems. ...[Details]
MOSFETs are widely used as power switching elements in regulators and motor controllers. They are available as discrete devices or integrated into ICs in various H-bridge configurations.
A hig...[Details]
Fetal monitoring is an important means to ensure the safety of perinatal mothers and fetuses and achieve eugenics. Intelligent fetal monitoring is a monitoring method that analyzes the health stat...[Details]
TMS320C62X is a new generation of high-performance fixed-point digital signal processor (
DSP
) chip
from Texas Instruments (
TI
). The software design problem based on
DSP
is to use...[Details]
1 Introduction
Reliability research originated from weapon systems. After nearly half a century of development, it has become an engineering discipline that covers all disciplines and industri...[Details]
Introduction: Generally speaking, the power supplies used to drive today's high-resolution analog/digital converters have AC or DC loads of hundreds of ohms or more. Therefore, an operational ampli...[Details]
1 Introduction
Intelligent software agents are software programs that can perform specific tasks for users, have a certain degree of intelligence, can autonomously perform some tasks, and ...[Details]
l Introduction
Traditional human-computer communication is achieved through keyboard or mouse. The speed of information exchange is relatively slow, and the operator is required to have certain...[Details]
Anyone who has owned a laptop computer will have noticed that when running on battery power, their portable device behaves differently than when running on AC mains power—the display dims, the proc...[Details]
Abstract:
Under high dynamic conditions, combined with GEC's twelve-channel correlator GP2021, this paper discusses the structural design of GPS receivers and the key technologies inv...[Details]
Abstract: In many SCART applications, due to the complex signal switching requirements, dedicated ICs are usually used to implement SCART connections. This will bring cost pressure to single SCART ...[Details]