I wrote a streaming device driver, and the application XXX_Open()ed the driver through CreateFile(). Why is the HANDLE returned after calling HANDLE hDrv = CreateFile() normal, and the HANDLE value of...
A test program for various hardware resources of the Hercules-based industrial "safety" control system. The test program is basically based on the routines in HALCoGen. Some parts may have been modifi...
:) Hehe, last Friday eeleader asked me for zongzi as a joke, and hehe, I thought we should celebrate as well, so let's make a little effort and send out "zongzi". Hehe, of course it's just a small "me...
A: I need ssh or telnet service: 1. Follow the compilation steps to re-burn uboot and kernel. 2. Do not compile, directly burn the original system in your burning tool. Which one can be used, or both ...
I am in the CAN node. Before, in BASI mode, SJA1000 could be initialized normally; but now I want to use the self-test function in PELI mode to detect whether the hardware circuit of a single node is ...
Looking for the content of the article. If you can send the content, you will be rewarded with 10 points~~The electronic version of "MCU and C Language Windows Environment Programming Collection"~~...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[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]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[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]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
Embedded System
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