In 4.2 platform, registering interrupts requires modifying oalintr.h and armint.c. Is it possible to do these operations directly inside the driver, that is, to allow users to register interrupts in t...
[i=s] This post was last edited by freebsder on 2017-12-19 18:43 [/i] [align=left][font=宋体][size=4]To be continued. Previously, I briefly analyzed the small board in this review and briefly outlined t...
[size=4] The ubiquitous adoption of video and still images, as well as the growing demand for configurable systems such as software radio, continue to drive the expansion of DSP applications. Many app...
I connected a MC35IT to the PC serial port and wanted to use AT commands to dial up the GPRS network, but failed. The results are as follows: OK at+cgatt=1 OK at+cgdcont=1,"ip","cmnet" OK at+cgact=1 O...
1. Project Overview
1.1 Introduction
Currently, most music files are saved in MP3 format, a lossy audio compression format that cannot perfectly reproduce the original music. With the exp...[Details]
To understand why car engines need gearboxes, we must first understand the characteristics of different types of engines. An engine refers to a machine that can convert a form of energy into kineti...[Details]
Have you ever heard stories about "crazy appliances"? Think of microwaves that turn on automatically or ovens that preheat without any human input? With radios and electromagnetic interfaces ubiqui...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
Introduction: Traditionally, lead-acid batteries have primarily been used to provide backup power and power regulation based on location. In typical applications, the battery's actual use (discharg...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
Keysight Technologies reported strong third-quarter results, with revenue and earnings per share exceeding expectations and steady order growth. The company, driven by strong growth across multiple...[Details]
This series of articles aims to help readers have a brief understanding of the Hongke KPA Automation system and to quickly get started with MoDK, including: an introduction to Hongke KPA Automation...[Details]
Since entering the electronic components industry, I've learned that electronic components come in different packaging types. Some people have argued that different types of components may look the...[Details]
The consumer electronics, appliance, industrial, and automotive markets are experiencing increasing demand for sophisticated motor control solutions. Depending on the application, a variety of moto...[Details]
Which one has lower driving cost, electric vehicles or fuel vehicles? This is a topic of great concern to car users. Structurally, electric vehicles do not have mechanical transmission systems such...[Details]
Shock absorbers, as the name implies, are responsible for cushioning and absorbing shocks in a car. So how much do you know about shock absorbers and how to replace them in electric cars?
...[Details]
The core of electric vehicle technology lies in the "three-electric" system: the electric drive system, the battery system, and the electronic control system. These three systems constitute the key...[Details]
1. Output power. Rated power (RMS): Rated power refers to the sinusoidal alternating power that the amplifier can withstand for a long time. Maximum undistorted power...
2. Frequency response:...[Details]
Wireless Communications
Ethernet protocol
Touch screen and 200Smart
In real-world systems, multiple PLCs are distributed throughout a single workshop, centrally controlled by a...[Details]