There is only one: fill the hole dug in the foc motor driver in 2017. [b][color=#5E7384]This content is originally created by EEWORLD forum user [size=3]freebsder[/size]. If you want to reprint or use...
Everyone, I am not very clear about embedded systems. Do the MP3/4 we buy outside belong to embedded systems? I have another question. I saw on the Internet that there are basically two types of embed...
1.Smart grid. Smart grid may be the most prominent theme of this FTF . In fact, FTF was promoting this concept last year. Of course, everyone believes that smart grid is the general trend. Freescale h...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:59[/i]CES 2012, the world 's largest and most influential consumer electronics exhibition , will be held in Las Vegas on January 10. Th...
下面是nboot(steldr——boot)里关于休眠唤醒的处理代码
WAKEUP_POWER_OFF; Release SCLKn after wake-up from the POWER_OFF mode.ldrr1, =MISCCRldrr0, [r1]bicr0, r0, #(7SCLK, SCLK1:0->SCLK, SCKE:L->H.strr0, [r1]; Set up the m...
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]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
In the test of the electronic ignition module, in order to simulate the real working conditions of the electronic ignition system, the electronic ignition module is often placed in an environment h...[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]
Voltage hysteresis is a characteristic of lithium-ion battery and the basis of its existence. The principle is as follows: the thionyl chloride electrolyte of the battery is a strong oxidizing chem...[Details]