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 rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
The Challenge:
Improving Siemens Wind
Turbine Controls
System software automated testing for regular releases, validating wind turbine control system components during the developme...[Details]
Introduction
Every year, cars are equipped with more complex electronic systems to maximize comfort, safety, and performance while minimizing harmful emissions. According to market resea...[Details]
Example of multitasking and resource reuse of programs
There is an electromechanical device with two buttons that control two different parts of the device.
Now the requirement is:
wh...[Details]
This paper mainly studies the parallel current sharing technology of Droop method DC/DC converters, and designs a current sharing converter with parallel output of two DC/DC converters based ...[Details]
Facility cultivation technology mainly refers to the technology of using ordinary greenhouses or greenhouses to produce crops such as vegetables and fruits. With the popularization of facility cultiva...[Details]
Automobile testing is an important means to discover various problems in automobile design and development. Based on the test results, an objective evaluation of various automobile performances can...[Details]
1 Introduction
The automobile drum test bench (also known as chassis dynamometer) is a large-scale indoor automobile test equipment and a bench test system for completing automobile whole vehi...[Details]
Linux and Android
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