[i=s]This post was last edited by dontium on 2015-1-23 13:21[/i]Keywords: medical ultrasound equipment, portable ultrasound equipment, ultrasound system block diagram, beamforming, analog front end, A...
Hi guys, I am a newbie, I use P&E programmer to burn program to MC9S08AC60, but after connecting, the command window shows "Startup command file does not exit" message, but it shows "target ready", I ...
[hide]The Y axis is determined by the phosphor you choose. After determining the wavelength of the chip, choose the phosphor you think is suitable (don't know how to choose? Try it and you will know, ...
I recently bought a privileged FPGA development board, the FPGA model is EP4CE6E22C8, and used the development board to generate PWM waves. During the learning process, I found a problem. If the IO po...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
0 Introduction
In the design and construction of communication systems,
communication power supply
is called the heart of the communication system. The power supply system will dire...[Details]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
1. Introduction
Due to the good programmability and superior performance of FPGA, the number of embedded systems using FPGA chips in LCD splicing screens is increasing rapidly, especially in t...[Details]
LED (Light-emitting diode) is widely used in indication, display and other fields due to its advantages such as long life and low energy consumption. Reliability, stability and high light output ar...[Details]
According to a survey by the International Energy Agency, Asia and Australia used 1.65 trillion liters of oil for energy in 2004. The survey also showed that since 1990, the demand for oil has been...[Details]
Beijing time, July 2 morning news, Google last week released its own brand tablet computer Nexus 7, equipped with its latest operating system Android 4.1 "Jelly Bean". But market research firm Ovum sa...[Details]
1. Introduction
With the development of electromechanical technology, electronic technology has also penetrated into the automobile braking system, and a new technology called "electronic brak...[Details]
Communication protocol: The first byte, MSB is 1, which is the first byte mark, the second byte, MSB is 0, which is the non-first byte mark, and so on... The last byte is the XOR checksum of the la...[Details]
The treatment capacity of a sewage treatment plant in Shanghai is 10,000 m³/day, and the number of monitoring points is not large. The selection of S7-300 PLC plus Beijing Dingshi DS300B distributed I...[Details]
Overview
Modern
amplifier RF instruments
have impressive measurement capabilities and accuracy far exceeding their predecessors. However, these instruments cannot reach their full pote...[Details]
There are multiple methods for measuring the temperature of electrical contacts in power transmission and distribution. The more traditional methods include temperature measurement wax sheet method...[Details]
LED indoor lighting and application technology are advancing by leaps and bounds. Indoor lighting is undoubtedly a huge market with undoubted market prospects. It is believed that it will occupy a ...[Details]
introduction
With the development of science and technology, the printing industry has begun to shift from traditional analog production to digital production. As the core coloring device of t...[Details]
Analogue and Mixed Signal
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