Only DIN and GND are used to drive WS2812. You need to make some changes to the light strip, connect a Schottky diode between DIN and VCC, and then connect a 10uF capacitor in parallel.From: https://g...
From floating point to fixed point When we write DSP simulation algorithms, for convenience, we usually use high-level languages (such as C) to write simulation programs. The variables used in the pro...
[i=s]This post was last edited by Cheng Qiuxiang on 2019-2-19 15:08[/i] I have been working on a Pmos switching circuit recently, and I want to use a single-chip microcomputer to generate a PWM wave t...
I want to learn Linux and buy a development board. I bought a board from Wei Dongshan a few years ago. I studied for a while but gave up. Isold the board. Now I want to learn again. I saw Huaqing Yuan...
A wave of signal integrity solutions is coming, engineers, take it!
Live broadcast time: 10:00-11:30 am, April 30, 2021 (Friday)
Live Topic: Evolution and Update of Signal Integrity TestingClick to wa...
A simple addition, subtraction, multiplication and division calculator /*Note that the header file "bsp_GOG1.h" above contains an optional macro definition.If you need to use the expansion board, plea...
Function of RFPA
The RF power amplifier (RFPA) is the main part of the transmission system, and its importance is self-evident. In the front-stage circuit of the transmitter, the RF signal power ...[Details]
Why does the electromagnetic speed regulating motor always burn out?
There are usually several possible reasons for the burning of electromagnetic speed control motor:
Overload: The motor...[Details]
0 Preface
The full name of 1553B bus is "Digital Time Division Command/Response Multiplexed Data Bus", which is a serial multiplexed data bus standard. In the 1970s, the United States announced the M...[Details]
According to 91mobiles, OnePlus has officially confirmed through local media that it will release OnePlus Nord in India on July 21. The launch event can be viewed through the new OnePlus Nord AR appl...[Details]
In the 8051 system, the data pointer DPTR is a special 16-bit register used to address the 64 KB XDATA or CODE space. It is usually used as a 16-bit pointer to a constant table. Dual data pointers ...[Details]
Beijing time on January 28th, the U.S. Securities and Exchange Commission (SEC) is investigating Elon Musk’s role in shaping Tesla’s self-driving car announcement. It's the latest effort by the SEC t...[Details]
0 Introduction
When developing embedded systems, the binary code of the target platform is usually generated on the host machine through cross-compilation, and then written into the target machine f...[Details]
With the continuous updating of cable fault tester technology, the positioning accuracy of the cable fault detector of the equipment is getting higher and higher. At present, there are two commonly...[Details]
With the latest audio/video processors and wireless communication technologies, doorbells are transforming from century-old electronic musical doorbells to fully cloud-connected front-line security s...[Details]
This paper introduces the design of a system for monitoring and recording the key electrical quantities of the frequency converter. This system has been applied in a steel mill's rolling production...[Details]
Affected by the epidemic, the production and sales of new energy vehicles in 2020 fell sharply year-on-year, and the auto market fell to a freezing point. Faced with the current situation, the govern...[Details]
The proliferation of ultra-low-power wireless sensors for measurement and control, coupled with the use of new energy harvesting techniques, has enabled the creation of fully autonomous systems pow...[Details]
On December 29, 2023, the Guangyuan Municipal People's Government issued the "Guangyuan Carbon Peak Implementation Plan", which mentioned:
Accelerate the construction of a new power system. In...[Details]
According to Reuters, the Bureau of Industry and Security (BIS) under the U.S. Department of Commerce recently issued new export control measures: Starting from January 6, U.S. companies must obtain ...[Details]
Currently, there are at least 100 connected devices using different wireless standards in smart homes and modern buildings. NXP RW61x is a highly integrated, secure, tri-band wireless M...[Details]
MicroPython Open Source section
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