What wave type is this?This is a 15K3000V sinusoidal signal, driving a piezoelectric ceramic transducer that combines capacitance, resistance and inductance. When the transducer is loaded, the wavefor...
0x00 Introduction
This article tests the SPI of the bare chip and uses a hardware timer to test the stability of the clock. Considering that it is too extravagant to use a hardware timer as a clock in...
The serial port receiving and sending program of MSP430 microcontroller involves multiple registers, which can be configured step by step according to the following steps:1. First, set the used IO por...
1. A female judge is interrogating a man! The judge asked the man: "Are you sure you are not lying?" The man seemed very wronged and said: "Your Honor, I really did not lie! " The female judge shouted...
[Evaluation of SGP40]-SGP40 temperature and humidity testMeasure the response of the gas sensor under different temperature and humidity conditions. Since this is the third day of testing, the alcohol...
UHF and HF are both general technology categories, but each category has independent supporting protocols. HF is more consistent in the 13.56MHz frequency band, although there are many internation...[Details]
Medicines are special commodities. If patients are given the wrong medicine, fake medicine, inferior medicine or expired medicine, it will pose a threat to people's health and lives.
In recent...[Details]
Many medical applications require portable, self-powered devices that do not require external power and data cables. The most obvious example is a portable data logger that patients carry with them to...[Details]
As microcontrollers become less expensive and more powerful, electrical designers are finding it more cost-effective to use multiple small controllers in both single-board and multi-board systems. ...[Details]
Broadband services supporting triple play voice, video and data are evolving for first mile customers (small businesses and homes). A key factor in this FTTx evolution is GPON (Gigabit Passive Opti...[Details]
This article will discuss a common problem in wireless mobile data reception.
Problems facing RF receivers
The common problem faced by RF receivers is that the same hardware must be used ...[Details]
Fetal monitoring is an important means to ensure the safety of perinatal mothers and fetuses and achieve eugenics. Intelligent fetal monitoring is a monitoring method that analyzes the health stat...[Details]
AD604 is a product of Analog Devices (AD). Compared with similar products, AD604 has the characteristics of ultra-low noise, high precision, continuously adjustable gain, and the decibel (dB...[Details]
l Introduction
Traditional human-computer communication is achieved through keyboard or mouse. The speed of information exchange is relatively slow, and the operator is required to have certain...[Details]
1. Introduction
The balance ability
of human beings
is the basis for people to carry out various sports. People need
balance ability
to stand, sit, lie down and walk
. Once
...[Details]
Prisons are an important part of the national judicial organs, shouldering the important mission of enforcing laws and disciplines and educating and reforming. The safety of prisons is related to t...[Details]
0 Introduction
A manipulator is a mechatronic automatic device that can simulate human arm movements and replace human hands to grasp, move workpieces or operate tools according to set pro...[Details]
Introduction
The wireless market is like a new field for us. The explosive growth of new radio frequency (RF) technologies has created new opportunities to solve old problems. Flexible hig...[Details]
At present, the requirements for real-time and rapid digital signal processing are becoming increasingly higher, both in military and civilian fields. As programmable logic devices (PLDs) are rapid...[Details]
With the rapid development of my country's economy and the rapid growth of urban population, many large and medium-sized cities are facing the problem of traffic congestion caused by the growth of ...[Details]