While porting the Android WIFI driver, I made a deep analysis of the Android WIFI framework and made this document for joint study. [/font][/color][/p][p=26, null, left][color=#362e2b][font=Arial] For...
I am new to FPGA. There are two most popular FPGA suppliers, one is XILINX and the other is ALTERA. They both have their own free compiler software for us to use, namely xilinx ise and quartus II. I w...
I often encounter many customers discussing the explosion of tantalum capacitors. Especially in the switching power supply, LED power supply and other industries, the burning or explosion of tantalum ...
2440, does the SPI driver receiving part of wince5.0 use interrupt mode or query mode? How do you implement it? If it uses interrupt mode, how is the SPI interrupt triggered? Does it generate a hardwa...
I am mainly responsible for the software development, and FLT9006 is responsible for the hardware. The board has been made, and Tangtang has sent it to me. Now I start the full debugging work.Received...
I used M4 LaunchPad to configure AD. I read in the documentation that if I didn't configure it, the default would be 1MSPS. But when I called the SysCtlADCSpeedGet() library function, I found that the...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
introduction
Temperature and humidity are the main environmental parameters of industrial and agricultural production. It is of great significance to measure them accurately and timely. Using a s...[Details]
Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we rapidly increase the current to the induction i...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]