It's been a while since I got the board, but I haven't had time to post a thread. Today I'll talk about the first power-on. The first time I burned the demo program, I used SWD debugging. After downlo...
1. Use assembly language by using the preprocessing directives #asm and #endasm. The assembly language written by the user can be followed by #asm and ended before #endasm. As shown below: #asm /*Asse...
I saw KDY master took up the banner on the forum, so I had nothing to say. I signed up, passed the review, and the board was finally sent to me! [[i] This post was last edited by ydcman on 2013-6-20 2...
I need to design a signal generating circuit with a frequency of 20M, a low level of 4V, and a high level that can be adjusted between 20V and 50V. I hope all the experts can give me some advice....
[align=left][color=#000][font=Arial, Verdana, sans-serif][size=13.3333px][font=宋体][size=4] Technology News Beijing time on the morning of August 4th, Apple's stock price rose slightly on Friday, but i...
[size=4] Most MCUs have very limited on-chip SRAM resources, only tens of KB, and 256KB is already very luxurious. SRAM is much faster than NAND or NOR flash memory, and there is no limit on the read ...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
There are three types of mobile TV: one is based on analog TV broadcasting network, another is based on mobile communication network, and the other is based on digital broadcasting network. The f...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[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]
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]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
Toyohashi University of Technology demonstrated electric field coupled wireless power supply technology using life-size car tires and roads at the wireless technology exhibition "Wireless Technolog...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
1. When the slip speed regulating motor is undergoing frequency conversion and energy saving transformation, the original excitation box (referred to as the speed regulating box) and the original s...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[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]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[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]
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