I have been studying the ATSAMD51 development board these days. I just started to use KEIL to evaluate it. There are many things to change when importing the files. It feels very troublesome. I must k...
The time for the review is coming to an end. According to the review plan, there is one last voice control review. Let's take a look at the implementation video first.1. Implementation ideas
The Xingk...
[i=s] This post was last edited by IC Crawler on 2022-12-14 09:45 [/i] # Sipeed BL808 All-Round Board - Development Environment Setup## 1. Environment Setup### 1.1 Download SDK and test code#### 1.1.1...
"The PB8-BOOT0 pin of my board STM32G431CBT6 is designed to connect to the AT24C08 device, but PB8 defaults to the BOOT0 function. I used STM32CubeMX to generate the program, but it does not work prop...
We have achieved multi-task lighting before, and today we will use key detection to control the flashing of LED lights.
Freertos semaphores are used here for control:
/*程序:Binary Semaphore 是一种信号机制一个任务...
[i=s]This post was last edited by wangerxian on 2022-12-14 09:17[/i]Even a switching power supply with a fixed switching frequency does not always show continuous pulses. In some cases, the pulses are...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]