The company has just assigned me a task to develop a multimedia messaging system. The main requirements are: PC (Windows platform) + multimedia messaging software system + GPRS MODEM to achieve multim...
[font=微软雅黑][size=4][color=#ff0000][b] I was a senior student at that time, facing graduation, and I didn't know anything. [/b][/color][/size][/font] By chance, the school organized a training, which m...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:44[/i]Don't some chips have an enable terminal? Is the enable terminal connected to ground or power? It seems that I read in the book that th...
This team is located in Hangzhou, and undertakes the design, development and production of various digital and analog circuits for Zhejiang's small and medium-sized electronic enterprises; Development...
I'm interested in getting a binocular USB camera module, preferably one that can be exchanged for an STM32F469[color=#000]IDISCOVERY. If interested, please leave a message. [/color]...
Why is there an error in my spwm wave generation? ?
#include#define uint unsigned int#define uchar unsigned charuint j=0;uint k=0;uint b[100] = {11.3088,33.9152,56.4882,79.0055,101.4447,123.7839,146.0...
1. Design Overview
1. Design Intent
The rapid development of medical imaging technology continues to promote the progress of modern medicine. CT, MRI, and PET are widely ...[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]
Ultrasonic tooth cleaning machines have been widely used in the medical field. Most ultrasonic tooth cleaning machines used at home and abroad now use analog oscillation circuits. There are the follow...[Details]
Blood pressure is one of the important physiological parameters of the human body. Accurate measurement of it is conducive to early detection and identification of hypertension types, and to the pro...[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]
With the development of the automobile industry, the complexity and information density of automobile information systems are increasing. Displays are no longer just basic centralized instrument di...[Details]
The hardware circuit principle is shown in Figure 1. In the specific design, each part should consider the anti-interference problem to minimize the impact of interference on the performance of the...[Details]
Wireless personal area networks (or WPANs) are particularly useful for sensing, monitoring, and control applications. Cost-effective WPANs have the unique potential to implement wireless connectivi...[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]
introduction
Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its exc...[Details]
Abstract: This paper introduces the origin and new features of MP4, and introduces the core audio compression technology MPEG-2 AAC (Advanced Audio Coding) based on MP4. Finally, it briefly summari...[Details]
Abstract This paper
introduces a wireless radio frequency transmission chip nRF9E5 based on 8051 core. The remote control system of flapping-wing micro-aircraft is made by using this chip. Th...[Details]
Battery system architecture
For many years, nickel-cadmium batteries and later nickel-metal hydride battery technology have dominated the market. Lithium batteries have only entered ...[Details]
Nowadays, video conferencing has become a situation where multiple manufacturers supply various high-definition products. The technology of high-definition products has greatly matured, the cost h...[Details]