On the arm9 platform, the application uses the serial port receiving thread to read data, and the main thread is the interface operation; the serial port data reception is normal at the beginning, but...
[color=#000000][size=2][font=仿宋_GB2312][size=3][font=宋体]FY-SOPC series development board is aimed at multi-level users of FPGA design, and can be used as a quick-start learning platform and secondary ...
The pyroelectric human body induction switch circuituses a pyroelectric infrared probe and amplifies the weak signal received by the probe, and then drives the relay to make a pyroelectric human body ...
No. Standard Name Standard No. 1 General technical conditions for intrusion detectors GB10408.1-2000 2 Intrusion detectors - Ultrasonic Doppler detectors for indoor use GB10408.2-2000 3 Intrusion dete...
1 Introduction
The multifunctional monitor is a commonly used clinical medical device. It can display the patient's electrocardiogram (ECG), respiration (RESP), blood oxygen saturation (SP...[Details]
1. Introduction
At present, with the continuous development of modern medical devices, especially electronic instruments directly connected to the human body, in addition to the increasingly high...[Details]
Until now, designers have faced a trade-off in ADC selection. Pipeline converters offer high resolution and wide dynamic range, but their power consumption is quite high. The alternative, discrete ...[Details]
How can we get the highest performance from an A/D converter? The obvious answer is to use good design and board layout, but there are other techniques that can be used to improve performance. We can ...[Details]
No other sector is feeling the pressure for change more acutely than the healthcare industry. Healthcare organizations and services are desperate to reduce costs, but the challenge is to do so without...[Details]
In response to a series of problems caused by the backwardness of traditional water meters, the Ministry of Construction of China has proposed the requirement of "three meters per household" for ur...[Details]
Lithium-ion battery is a widely used rechargeable battery. It has the advantages of high single-cell operating voltage, small size, light weight, high energy density, long cycle life, rapid full ch...[Details]
JTAG Technology Introduction
One disadvantage of shrinking technology is that the complexity of testing small devices increases dramatically. When the board area is large, the board is tested...[Details]
Lithium-ion batteries have a high energy-to-weight and energy-to-volume ratio, no memory effect, can be recharged many times, have a long service life, and are becoming increasingly cheaper. A good...[Details]
The overcurrent and overheating coordinated protection technology implemented by polymer positive temperature coefficient devices (PPTC) can protect motors, controllers and electronic components in...[Details]
E6601A is Agilent's new generation of comprehensive tester platform, designed to provide low-cost calibration solutions for mobile phone manufacturers. It uses an open Windows® XP platform, allowi...[Details]
Preface
Phase-modulated pulse signals can achieve a large compression ratio. As a commonly used pulse compression signal, they are widely used in modern radar and communication systems. Wi...[Details]
This article first briefly introduces the working principles of current mode and voltage mode and their respective advantages and disadvantages; then discusses the ideal voltage mode using output c...[Details]
Today's mobile phone production testing faces an increasingly complex environment, with challenges of multiple frequency bands and multiple standards, pressure on production test speed, and pres...[Details]
Volkswagen's electronic throttle has taken our understanding of the traditional throttle a big step forward. However, while we admire Volkswagen's new technology, which is constantly being applied...[Details]