The open function code in the driver is as follows: static int wdt_open(struct inode *inode, struct file *file) { struct wdt_dev *dev; dev = container_of(inode->i_cdev, struct wdt_dev, cdev); file->pr...
The features of the EasyPower Nano regulator are summarized as follows: 1-3Mhz operating frequency, small size, high efficiency. SOT23-5, LLP-6 small packages. There are step-down modules LMR1\LMR2, a...
Recently, a project used infrared transceiver, which required modulating a 38K signal. The chip I used was TM4C1231H6PZ, which did not have a PWM module. I wanted to try the PWM function of the timer....
I am a novice learning ARM7, please help! The code in the book is as follows: CODE32 AREA vectors,CODE,READONLY Reset LDR PC, ResetAddr LDR PC, UndefinedAddr LDR PC, SWI_Addr LDR PC, PrefetchAddr LDR ...
[i=s] This post was last edited by littleshrimp on 2015-5-15 16:34 [/i] Please recommend an isolated DC-DC chip or module with small size and low cost. The input voltage can be any value between 3~12V...
[align=left][font=微软雅黑]First of all, when learning [/font] Cortex-M3, we must know the necessary abbreviations. [/align][align=left]The following is the summary: [/align][align=left]AMBA: Advanced MCU...
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]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[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]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[Details]
Introduction
my country's rapid economic growth is mainly due to the development of manufacturing and the acceleration of urbanization. However, urbanization cannot be achieved at the expense ...[Details]
1. Introduction
Modern modular machine tools are equipped with a large number of electronic devices to meet the requirements of processing accuracy, processing speed, etc. If the conventional ...[Details]
In recent years, the application of single-chip microcomputer systems in the field of industrial measurement and control has become more and more extensive. However, for industrial sites with harsh...[Details]
1. Basic principles of organic/polymer solar cells
The basic principle of organic/polymer solar cells is to use the photovoltaic effect generated by light incident on the heterojunction of sem...[Details]
0 Introduction
The tobacco leaf curing process is a key step in producing high-quality tobacco leaves, and the quality of flue-cured tobacco is closely related to the temperature and humidit...[Details]
1. Introduction
With the continuous development of modern urban construction, infrastructure and real estate are becoming increasingly prosperous, and the quality requirements for construction ...[Details]
1. Project Introduction
Energy consumption is an important controllable part of the cost of enterprise products. Reducing energy consumption is an important way for enterprises to reduce costs...[Details]