Fiber to the home (FTTH) has been a dream and technical direction that people have been pursuing for 20 years. Almost no one denies that FTTH will be the best way to access broadband in the future. Co...
Have you ever worked on PKE or studied cryptography? I want to ask, which encryption method can best resist plaintext attacks ? I want to make a small thing that needs a security verification. It need...
I'm going to post a thread to discuss things related to system performance. I hope everyone can share their thoughts. In the vxworks system, how can we test the system performance to show that this sy...
Use F021.h API to operate fbank. The chip is TMS570LS3137. Bank1 and bank7 can read and write, but bank0 Fapi_setActiveFlashBank(Fapi_FlashBank0); this code will get stuck. Does anyone know? :)...
The code is like this,
module time_delay_reg(clk,dir_eff_in,dif_eff_in,reset,dir_eff_out,dif_eff_out);input dir_eff_in;input dif_eff_in;input clk,reset; output dir_eff_out;output dif_eff_out;reg dif_e...
I got the development board yesterday. I studied it carefully at night and found that it is really small. It is very convenient to carry it with me for debugging when I am on a business trip. It is re...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
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]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]