RT, I originally installed Ubuntu 12.04 on my vmware, and now I have installed fedora 9.0. When I log into fedora, I find that the sudo command cannot be used. After searching on Baidu, I find that I ...
The configuration and interrupt configuration of tim1 timer are as follows. Please help me find out if there is any problem. void TIM1_INT_Config(void) { NVIC_InitTypeDef NVIC_InitStructure; /* TIM1 ±...
unsigned char SPI_RW(unsigned char byte)
{unsigned char bit_ctr;for(bit_ctr=0;bit_ctr8;bit_ctr++){NRF_MOSI=(byte0x80); // MSB TO MOSIbyte=(byte1); // shift next bit to MSBNRF_SCK=1;byte|=NRF_MISO;// c...
[url=http://www.cinzy.com/count/?n=10&url=/soft/keil.rar][b]KEIL UV3 Green Lite Edition[/b][/url] Software Name: KEIL UV3 Update Date: 2008/6/6 Size: 4.97MB Description: KEIL UV3 is the best IDE (prog...
By default, the clock of MSP430FR59696 is MCLK 1MHz SMCLK 1MHz. The actual object is as follows:Now we need to operate the temperature and humidity sensor AMS2302, which involves the operation of us d...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
Describe how to meet the challenges of complexity with a modern wiring design toolset. Option codes and expressions can simulate the variables of an automotive project. A full-featured tool suite c...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
In recent years, with the increasing maturity of LED technology, LED light sources have been increasingly widely used due to their advantages of using low-voltage power supply, low energy consumpti...[Details]
This article introduces a high-reliability, high-power automatic water supply device made with 89C2051 single-chip microcomputer, which has phase loss detection, over-temperature detection, over-cu...[Details]