I want to write a driver for a USB device under the vxworks platform. The system recognizes the USB device through enumeration, but how does the system select the driver? Is it based on (bDeviceClass,...
I'm in urgent need of the development environment of vxwork6.2 and workbench2.4. I downloaded the resources from eMule, but the license is useless.Seeking help from kind people~~Send email to 27137244...
[i=s]This post was last edited by wenyangzeng on 2022-9-26 13:24[/i]Shanghai ACM32F070 development board evaluation 2, MDK programming environmentFirst, install Aisinochip.ACM32F0X0.1.0.1.pack in the ...
I would like to ask you all, when using uc3842p (TI) to make a switching power supply AC/DC5V3A, why does the 3842 burn out when connected to AC 220V for testing?...
Two strategies for memory allocation: 1. Memory heap allocation 2. Memory pool allocation ^ ... #define MEM_SIZE 1600/* MEMP_NUM_PBUF: thenumber of memp struct pbufs (used for PBUF_ROM and PBUF_REF). ...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
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]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[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]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
The automotive power electronics market has grown rapidly as comfort and active safety features become more common. As traditional mechanical functions shift to electronic applications, the demand ...[Details]
1 Introduction
At present, people have higher and higher requirements for the quality of life. When people are busy with work, soymilk machine is a new type of household beverage machine. It uses so...[Details]