I just started to get involved in embedded systems. My boss gave me an official manual of MCP2510. I thought I had read it enough, but he said I didn't understand it. Then he asked me, if I enable the...
I had dinner with some friends today, and asked them to help promote my business. Some of them complained, "There is an economic crisis now, and we have always wanted to improve reliability, but we ca...
Why can't this delay function be used? ? ? The two LEDs do not flash alternately. . . . . [code]#include int main(void) { WDTCTL = WDTPW + WDTHOLD; P1DIR |= 0x41; void delay(int i) { int j; for(j=0;j ...
[color=#000][font=Arial, SimSun]When a sinusoidal signal passes through a reactive element, a phase shift will occur between the voltage and current. The book says that a 90-degree phase shift will oc...
[font=宋体]【Ask if you don't understand】[/font] [font=宋体]Now I want to measure the temperature of the MOS tube on the primary side of the single-ended flyback switching power supply in Figure 1 when it ...
① Throughout life, we should have a grateful heart, no matter they are parents or friends, colleagues or forum members, familiar or unfamiliar people... In the past year, in life, work or spirit, when...
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
According to the Industrial Technology Research Institute of Taiwan, due to factors such as the oil crisis and global warming, the issues of energy conservation and environmental protection have at...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
A few days ago, I bought an 8LED flashlight in the market (the flashlight uses No. 5 batteries). Because I had other things to do, I didn't pay attention when purchasing it. When I got home and use...[Details]
1. Sensor
According to the national standard GB7665-87, a sensor is defined as a device that can sense the specified measured quantity and convert it into a usable output signal according to a...[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]
O Introduction
Virtual instrument is a new type of instrument developed with
the development of
computer
technology, electronic measurement technology and communication technology. ...[Details]
In recent years, the rapid development of high-performance digital signal processing chip DSP (Digital Signal Process) technology has made it possible to realize real-time speech recognition. Amo...[Details]
Abstract A two-dimensional sound source directional system is designed using the ADSP BF533 DSP processor. The system is based on the time difference of arrival of sound waves and uses a phase matc...[Details]
Abstract: This paper introduces the design of a new linear array CCD drive circuit based on single chip microcomputer. The system uses C8051F020 single chip microcomputer as the lower computer to c...[Details]
Tags: display technology, touch technology
Display technology is a face-saving project. It restricts the development of mobile phones, computers and other terminal devices in terms of appe...[Details]