1. Voice is collected by array using SAI Audio DAC. 2. Infrared collection. 3. Video is 2 megapixels, DCMI interface is used for video collection. 4. WIFI uploads data. 5. Android APP view... This pro...
The A/D module of STM32 is relatively fragile, and the input voltage cannot exceed 3.3V. In order to protect the A/D module, a protection circuit can be added to the A/D input terminal, such as a clam...
ITS (Intelligent Transport System) is a system that significantly improves road traffic safety and transportation efficiency by IT-based (equipment information system) vehicles and roads.Some cars hav...
Fujitsu Semiconductor launches MB39C326 power management chip for portable devices, supports APT and ET functions, and automatically switches between buck/boost working modes
Shanghai, July 23, 2012 –...
[size=5]Clock+Display+AD Sampling[/size] 1. A/D conversion pins are multiplexed with display pins. To ensure sampling accuracy, different time and different function controls are used. 2s-time display...
In the previous experiment ( https://bbs.eeworld.com.cn/thread-1181181-1-1.htm ), we tested the camera and display of the R329 development board. We can use cv2 to read the camera and modify the displ...
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]
This article discusses how to use an ultra-low-power RF transceiver chip from Zarlink Semiconductor for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices t...[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]
Obtaining real-time and reliable traffic information has always been a bottleneck problem in the development of intelligent transportation systems. The establishment of an intelligent transportatio...[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]
IPTV (Internet Protocol TV or Interactive Personal TV), also known as interactive network television, is a new technology that uses broadband network infrastructure, takes home televisions or comp...[Details]
Most
embedded
systems are powered from a 48V backplane. This voltage is typically stepped down to a lower intermediate bus voltage of 24V, 12V, or 5V to power the circuit board racks withi...[Details]
TMS320C62X is a new generation of high-performance fixed-point digital signal processor (
DSP
) chip
from Texas Instruments (
TI
). The software design problem based on
DSP
is to use...[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]
The discipline of HHCE (Home Health Care Engineering) is gradually entering people's lives as people pay more attention to health and telemedicine develops. It advocates the concept of "seeking m...[Details]
In the WTK22wtklibdevicesDefaultColorPhoneDefaultColorPhone.properties file in the WTK directory, there is a line touch_screen=false. Change it to true.
MIDP2.0 has three touch screen methods:...[Details]
Abstract: This paper introduces the controller, interface, display principle and driving method of the handheld computer LCD display based on the SA1110 microprocessor. Combined with the HPC projec...[Details]
0Introduction
Microactuators, as driving components of microelectromechanical systems (MEMS), have been widely studied. In recent years, actuators made of hard magnetic and soft magnetic m...[Details]
Development Status
Looking at the development of security monitoring technology: from the first generation of analog monitoring, to the second generation of digital monitoring, and then up...[Details]