[backcolor=rgb(255, 255, 255)][font=Arial, Helvetica, sans-serif][size=12px] The electrocardiogram (ECG) system records the electrical activity of the heart over a period of time by measuring the surf...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:26[/i] [b]2003 National Undergraduate Electronic Design Competition Sony Cup Broadband Amplifier[/b]...
void Dly100us(void *arg) { u32 Dely=(u32)arg; while(Dely--) { //(int i=1000;i; i--);//As soon as this line is opened, it appears..\main.c(134): error: #18: expected a ")"..\main.c: (int i=LOOP_DLY_100...
Toshiba photorelay TLP3547 frequency test drive signal: ±5V, frequency: 10-300Hz, switch series 20Ω resistor connected to 5V power supply. The test is as follows: From the test frequency pictures, it ...
The news that ADI officially acquired Maxim surprised me. When I started to get in touch with microcontrollers in 2002, the first thing I came into contact with was MAX232/MAX202. At that time, I felt...
Does anyone have any papers from the National College Students Electronics Contest? Can you upload some for me to refer to? I am honored to participate in the National College Students Electronics Con...
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 cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
Nippon Electric Works and Volvo Technology Japan have developed a wireless power supply system for electric vehicles (EVs). Using this system, the two companies have successfully conducted an exper...[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]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
0 Introduction
Wireless Sensor Network (WSN) monitors the target by deploying a large number of sensor nodes in the target area. WSN realizes the positioning and tracking of the target, determi...[Details]
Electric bicycles have long been a means of transportation for lower-income groups due to their affordability. The largest concentrated expense in the use of electric vehicles is the cost of replac...[Details]
introduction
When it comes to the production of mobile phone lithium-ion batteries, the first thing that comes to mind is Japan's industrialized mechanical assembly line, NOKIO, MOTOLROLA's st...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[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]