In the 13.56Mhz reading and writing field, MCU checking the card through the ADC circuit is a common low-power approach. However, the disadvantage of this approach is that the MCU needs to continuousl...
[color=#000][backcolor=rgb(232, 232, 232)][size=15px]I use keil5 for programming, and my arm is stm32F103. Now I encounter a problem. After keil download is completed, it shows: uvision has stopped wo...
[postbg]bg1.png[/postbg][align=center][backcolor=paleturquoise][color=#00bfff] [b][size=6] Production of Multifunctional Intelligent Window Based on 51 Single Chip Microcomputer[/size][/b][/color][/ba...
[i=s]This post was last edited by cortex_M3 on 2020-8-2 19:35[/i]Video firstVideo 1: LGSR-WIFI module WeChat network configuration, one-click completion of three stepshttps://www.bilibili.com/video/BV...
1. The basic structure of TMS320C55x DSP 1.1 CPU system of C55x The C55x has one 32-bit program data bus (PB), five 16-bit data buses (BB, CB, DB). The MCU has three bus lines: 1, 2, 4, 5, 6, 7, 8, 9,...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[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]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
introduction
Temperature and humidity are the main environmental parameters of industrial and agricultural production. It is of great significance to measure them accurately and timely. Using a s...[Details]
RF/Wirelessly
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