Dear forum friends, there is a need to generate a 1us high-level TTL periodic signal recently. The microcontroller can achieve this 1uS high-level excitation, but I am worried about what problems will...
Original article by Mr. GaosuThe Tg test of copper clad laminates generally uses differential scanning calorimeter (DSC: DIFferential Scanning Calorimeter Mechanical Analysis), thermal mechanical anal...
When I heard from my senior that I could apply for a chip for free on TI, I felt a little bit unconvinced: How could they send you a chip for free without paying for the postage? But my senior did rec...
[align=left] I read the news this morning and heard that most of the mobile phone manufacturers such as Samsung Electronics, LG, and Huawei are impatient to wait for Qualcomm's new AP, and plan to equ...
The code without errors is as follows: [code] LIBRARY IEEE; USE IEEE.STD_LOGIC_1164.ALL; ENTITY FEN2 IS PORT( MUX5_IN:IN STD_LOGIC_VECTOR(7 DOWNTO 0); LED_B,WB: IN STD_LOGIC; OUT_MUX3,OUT_PUT:OUT STD_...
First of all, I would like to thank Qinheng and eeworld for giving me the opportunity to try and evaluate. I have known CH341 before using domestic Arduino, which has reduced the price of domestic Ard...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[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]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[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]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[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]
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]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]