How can I record audio data into a raw PCM file (uncompressed, unprocessed) through the API functions of WAVEINOPEN? I couldn't find any on the Internet, only examples of recording into WAV files! //-...
Hello everyone, how to send dual audio in a single chip microcomputer? What is the difference and connection between sending dual audio and sending single audio? I am making an alarm now, a host recei...
Since it was my first time to make an infrared sensor, I searched for several circuits on the Internet and found many problems. I would like to share them with you. The first problem is whether the de...
I used to only know how to write some small programs for MCUs, but now I find that I don't know how to test the performance of drivers. I think wince drivers are similar to win32 drivers. How should t...
After adding simplified Chinese fonts to wince 6.0, NK.bin has 33M. I want to increase NK.bin to 35M. 1. Modify Bootloader\Eboot\eboot.bib as follows: //#define ROM_RAMIMAGE_SIZE 0x02000000 #define RO...
What is the definition of the AT command set? Is it complicated? Is it troublesome to use it? I am a layman. I want to understand the AT command set and how to learn to use it better and faster....
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]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[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]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[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]