I have already realized zero copy of single-port network card, that is, the network card DMAs the data packet into the ring. My question now is whether the data packets received by several ports of mu...
[align=center][size=5]How to read circuit diagrams Recommended resources 4. [color=rgb(0, 0, 0)][font=微软雅黑]Teach you how to read "analog circuit diagrams"[/font][/color][/size][/align] [color=#000][fo...
@littleshrimpThe first GD32VF103 project
Create a GD32VF103 project using Visual Studio Code
Use NucleiStudio to import GD32VF103_Demo_Suites routine
GD32VF103V_EVAL uses USB to serial port function
G...
[code] while(true){ assert(errno==0);//The error number here is equal to 0 int ret=select(nfds+1,&readFs,NULL,NULL,&timeOut); if( ret>0 ){ assert(errno==0x3d0002);//It must be 0x3d0002 (S_objLib_OBJ_U...
I want to read and write the RAM on the FPGA side on the arm side, but I don't know what function to use to read and write, alt_write_word, alt_read_word, is it possible? If it is possible, how to rea...
As medical equipment develops towards intelligence, miniaturization, serialization, digitization, and multi-functions, the logic control devices in medical equipment have also evolved from medium- a...[Details]
1 Overview
Drugs are like a "double-edged sword". They can treat diseases but can also cause serious adverse consequences. The dual nature of drugs depends on whether they are used rationally....[Details]
The latest C language tools allow you to quickly complete the design of algorithm-intensive applications even if you are not proficient in hardware development.
Hardware designers have b...[Details]
1 Overview
The BP01 pressure sensor is specially designed for monitoring blood pressure and is mainly used in portable electronic sphygmomanometers. It uses a precision thick-film ceramic chip and...[Details]
0 Introduction
Metal halide lamp (MHL) as a green lighting source has been widely used in the field of indoor and outdoor lighting. However, when using this green lighting source, the matc...[Details]
0Introduction
In oil drilling, accurate measurement of wellbore posture is the premise of wellbore trajectory control. To this end, this paper fully combines the advantages of single-chip ...[Details]
1 Introduction
In recent years, with the rapid growth of mobile phones and MP4 video players, it is estimated that the production of mobile phones this year will reach 1 billion units, and...[Details]
introduction
Video surveillance systems are widely used in industrial, military and civil fields, playing an important role in the security and environmental monitoring of these industries...[Details]
In order to meet the requirements of video systems, industrial and medical display and video transmission applications such as eliminating the limitation of long connection cables, increasing data ...[Details]
With a 31-step dimming range, existing LED drivers offer good dimming capabilities, providing smooth backlight boosting or dimming effects for LCD displays. However, when the end application involv...[Details]
Fieldbus is an open, digital, multi-point communication control system local area network, and is one of the most promising technologies in today's automation field. CAN bus is a hot application in fi...[Details]
Touch sensors have been in widespread use for many years, but recent advances in mixed-signal programmable devices have made capacitive touch sensors a practical, value-added alternative to mechani...[Details]
Today, many wireless devices combine GSM, WCDMA, Bluetooth, WLAN, GPS and FM technologies and support the high data rates required for mobile Internet. Moreover, as customers demand mobile wireless...[Details]
Femtocell is similar to Home Node B, a small, low-cost cellular access point used to improve network coverage in personal residences and small business buildings. Usually, it is directly connected ...[Details]
Faced with increasingly fierce market competition and increasingly picky users, automakers and auto parts suppliers have been working hard to innovate - products with newer technological content an...[Details]