The common GPIO ports used on the development board are 4 LEDs, 1 button, and 3 enable pins U, V, and W. The Hall sensor is not used yet, so it is omitted.
1. Hardware circuit design
(1) Three enable ...
I received the board a few days ago. I first experimented with MBED, thinking it would be very simple. However, I faced several problems: 1. What board to choose? There is no L011K4 on the Internet. I...
[i=s]This post was last edited by Jacktang on 2020-11-4 07:41[/i]Experimental resultsAfter installing the HC-PDA-ANDROID.apk software on the phone, the system is turned on. The phone can search for th...
1. Before testing, you need to understand the working principle of the integrated circuit and its related circuits. Before checking and repairing the integrated circuit, you must first be familiar wit...
Why when I use MDK and ULINK ME to download the program, the following error message appears: Error: Flash Download failed-Target DLL has been cancelled.[img]1[/img]
Urgent help, if anyone knows pleas...
1. Does anyone know that the Linux kernel in the virtual machine is 2.4, and the system on the ARM9 learning board is 2.6. So can the compiled file be executed on the development board? 2. Kernel tran...
The core of a machine vision system is image acquisition and processing. All information comes from images, and image quality is crucial to the entire vision system. A good image can improve the st...[Details]
Dual-mode inverters can operate both in conjunction with the grid and independently. These inverters can inject excess energy from renewable energy and storage devices into the grid, and withdraw p...[Details]
summary
There are multiple approaches to making industrial systems more intelligent, including applying artificial intelligence (AI) technology at the edge and in the cloud to sensor...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
When discussing autonomous driving technology, there are often two extremes: on the one hand, there's the vision of "fully autonomous driving," while on the other, there's concern about potential s...[Details]
Since the beginning of this year, price wars have intensified, new models have been launched one after another, used cars with zero kilometers have become a hot topic, and the industry's internal c...[Details]
While the current industry consensus is that autonomous vehicles are robots and that their systems are managed using robotics-developed thinking, there are also cases where autonomous driving is ac...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[Details]
Plug-in hybrid vehicles (PHEVs) utilize two powertrains. Their pure electric range is typically inferior to that of pure electric vehicles, often reaching less than half that. Currently, mainstream...[Details]
The driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[Details]
Nidec Precision Testing Technology Co., Ltd. will participate in "Testing Expo China—Automotive 2025" to be held at the Shanghai World Expo Exhibition and Convention Center from August 27 (Wednesda...[Details]
Driven by business opportunities such as access to new markets and government initiatives like the Belt and Road Initiative, global expansion has become a significant trend for Chinese companies. C...[Details]
When it comes to batteries, they're no strangers to car owners. But how should batteries be maintained? How often should they be replaced? What bad habits can affect their lifespan? And what's the ...[Details]