MP3 hardware composition: 1. Microprocessor: MSP430F5510 2. Music decoding chip: VS1003 Important features: anti-fall, ultra-long battery life. 30 hours in actual test. A small MP3 made in spare time....
Dear embedded system veterans, I have only played with cortex M-level microcontrollers such as STM32 and TM4. I don't know Linux and have never touched cortex A-level processors. Recently, I want to p...
[i=s] This post was last edited by tiankai001 on 2018-5-14 14:37 Edit [/i] [align=left][size=4][color=#000000][font=微软雅黑]Diode is also one of the five most frequently used components in circuit design...
I would like to ask, 1. How is the address of the wince and linux kernels in the memory determined? 2. I am using a 64M NAND FLASH. I want to burn the wince kernel into the FLASH. From which address i...
The servos are MG995 and SG90. Yesterday, I used 3.3V power supply directly, and the MSP430 IO port directly output 20MS cycle PWM to drive the servos. There was no problem except a little shaking. Bu...
My W732 flagship, it says the driver has been found, but when I try to install it, an error occurs. The method in the previous help post is not useful. Someone said it was a USB cable problem, but it ...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
Button cells (also called button cells) are those batteries with equal or larger diameter and height. The current size range of alkaline button cells is specified as follows: diameter 4.8mm-11.4mm,...[Details]
At present, products in the field of monitoring generally focus on the field level, that is, the client/server (C/S) model is adopted, the purpose of which is to ensure the stability and reliability o...[Details]
As the electromagnetic environment in space becomes increasingly complex, the shielded cables used to transmit weak signals in the test system are easily affected by external electromagnetic distur...[Details]
In the industrial production process, flow measurement is a widely used measurement physical quantity. In special cases, such as vertical oil wells, when it is not easy to install probes outside the p...[Details]
With the development of my country's economy, environmental pollution caused by energy consumption is becoming more and more serious. Sulfur dioxide and nitrogen oxides emitted from coal-fired flue...[Details]
1. Explanation of some common English abbreviations in ARM
MSB: most significant bit;
LSB: least significant bit;
AHB: Advanced High-Performance Bus;
VPB: VLSI peripheral bus th...[Details]
LED definition
In the PN junction of some semiconductor materials, when the injected minority carriers recombine with the majority carriers, they release the excess energy in the fo...[Details]
Figure 1 Solar panels on photovoltaic roofs "spontaneously combust"
Recently, a solar panel in a photovoltaic power station in Germany caught fire. The burning scene was horrific. It i...[Details]
1 Introduction
With the increasing severity of environmental pollution and the development of new energy, bidirectional DC converters have been used more and more widely, such as DC uninte...[Details]
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