I submitted a board before the board factory closed for the National Day holiday. It was pretty fast. It was finished and shipped in four days. I made new things during the holiday. Because I was main...
TI's BXL format:The PADS9.3 format I converted:And I modified the library a little bit:[[i] This post was last edited by dontium on 2013-3-2 23:23[/i]]...
This is a prototype made with the 2416 core board. The program was ported from the 2440. The main thing was to modify the IO driver (used to implement the interface protocol of the WG34 card reader, a...
[i=s]This post was last edited by ywlzh on 2016-4-20 13:03[/i] A DS1302S came in these days. It is said that the chip is original. This aroused my interest. Circuit diagram: Alas, I don’t know what’s ...
I found a very good blog written by Mr. Chen Yongzhen. Friends who make LED or fluorescent lamps can take a look. If you have any opinions, please share them. [url=https://home.eeworld.com.cn/my/space...
[color=#000000]The minimum switching current of the TLV61220 chip is 200ma, what does this mean? Does my load current have to be greater than 200ma? [/color] eeworldpostqq...
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]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[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]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]