我编写了一个5*8的存储器,代码如下:library ieee;
use ieee.std_logic_1164.all;
use ieee.std_logic_unsigned.all;
use ieee.std_logic_arith.all;entity ram is
port(clk,wr,rd,en,reset:in std_logic;addr:in std_logic_vector(...
I used stm8a chips for automotive electronic design, and there was a problem. I called st technical support, why did they first ask me to change to an internal crystal oscillator? Can't st microcontro...
[font=微软雅黑][size=3]I have reorganized the boards in [url=https://bbs.eeworld.com.cn/thread-511067-1-1.html]Development Board Mobile Station[/url] and the chips donated to the forum by enthusiastic net...
:funk: Let me talk about my previous experience in debugging security monitoring infrared speed dome cameras: Infrared speed dome camera products have very high requirements for heat dissipation. They...
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]
In some warehousing management, manufacturing, meteorological observation, scientific research and daily life, the requirements for temperature and humidity are common. For example, the "Interim Pr...[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]
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]
Power semiconductors and reactive components (capacitors and inductors) are ubiquitous in today's electrical equipment. In normal operation, they can cause two undesirable side effects on the AC line ...[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]
The rapid growth of consumer video applications, from portable media players and cell phones to video game consoles, requires a multitude of different interfaces and adapters to enable users to tra...[Details]
With the continuous development of digital television, the demand for high-definition is imperative. H.264, as a new generation of compression standard, has a more complete algorithm than MPEG-2, ...[Details]
0 Introduction
Mobile robot is a comprehensive system that integrates multiple functions such as environmental perception, dynamic decision-making, behavior control and execution. Its motion...[Details]
The teardown of the third-generation iPhone shows that the phone is more integrated and may cost less, in part because of the use of chips from Broadcom and Toshiba. One analyst joked that the "S" ...[Details]
Advances in 3D semiconductor packaging technologies have enabled the form and functionality of many of the products we use every day, such as mobile phones, personal entertainment devices, and flas...[Details]
With the development of LED technology, the application of LED has expanded from the traditional low-power portable product backlight to medium- and high-power indoor lighting, outdoor lighting, an...[Details]
Overview and application status of IC card access control
IC Card Access Control Overview
System Overview: Use IC card as the carrier to realize identity recognition and access co...[Details]