This post mainly records the release progress of RT-Thread 0.4.0. The two goals proposed by RT-Thread 0.4.0 at that time: - POSIX compatibility - Application module loading is now getting closer. . . ...
[i=s]This post was last edited by dcexpert on 2019-5-20 12:54[/i] There are 4 WS2812 full-color RGB LEDs on the McQueen, which are controlled using P15. WS2812 is a serially controlled LED with an int...
As shown in the figure, this is a sound control circuit that keeps recording continuous. The core of this circuit is a monostable delay circuit composed of 555 and R2, C3. The recording signal is inpu...
The TIDC-BLE-METER-READING reference design uses the SimpleLink CC2650 multi-standard wireless MCU and corresponding SensorTag module, focusing on an application that reads data from an energy monitor...
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
Abstract: This paper introduces the origin and new features of MP4, and introduces the core audio compression technology MPEG-2 AAC (Advanced Audio Coding) based on MP4. Finally, it briefly summari...[Details]
1 Introduction
Intelligent software agents are software programs that can perform specific tasks for users, have a certain degree of intelligence, can autonomously perform some tasks, and ...[Details]
Abstract:
Under high dynamic conditions, combined with GEC's twelve-channel correlator GP2021, this paper discusses the structural design of GPS receivers and the key technologies inv...[Details]
Abstract: In many SCART applications, due to the complex signal switching requirements, dedicated ICs are usually used to implement SCART connections. This will bring cost pressure to single SCART ...[Details]
Abstract: This paper analyzes the technical characteristics of mobile streaming media and the core technical protocol of mobile streaming media - H.264 protocol, and explains the two major domesti...[Details]
1 Introduction
The research is about a basic human parameter tester that can measure parameters such as body temperature, pulse and breathing interval. These parameters and records are the...[Details]
Preface
In people's daily life and work, the amount of electricity consumed by computers is very considerable, so the industry pays great attention to energy saving and consumption reduct...[Details]
introduction:
With the development of power electronics, the application scope of inverter control technology and industrial field bus is becoming wider and wider. This system successfully...[Details]
1 Introduction to Oscilloscope
An oscilloscope is a tool used to measure the fluctuation of voltage or current in a circuit. It can reflect the working condition of the device in real time...[Details]
0 Introduction
In the field of digital signal processing, filters are undoubtedly a very important link. Among digital filters, finite impulse response (FIR) filters are particularly widely us...[Details]
Hardware road:
Step 1: PCB design, generally for the circuit cutting and expansion of the development board, based on the development board schematic, draw the PCB and package library, and...[Details]
The power management system of a netbook can be divided into the following parts: 1. Battery charging and management; 2. CPU processor power supply; 3. System 5V/3.3V power supply; 4. I/O and graph...[Details]
1 Introduction
The C8051F series single-chip microcomputer is a fully integrated mixed-signal system-level device (SOC) of Cygnal Company. Its CIP-51 core runs at a speed of up to 25 MI/s....[Details]
The future of full-custom digital ASICs is beginning to cloud. Field-programmable gate arrays (FPGAs) are taking over many applications that were once considered the exclusive domain of full-custom...[Details]