Recently, I used msp430f249 to replace the original 149. After testing, I found that 249 has a great improvement over 149. The reset performance is much better than 149, the internal clock can reach 1...
One-dimensional barcode recognitionhttp://v.youku.com/v_show/id_XMjM0MTMyMzA4.htmlThis was completed on my 23rd birthday. Every birthday I give myself something as a souvenir.The program is edited usi...
I have been involved in driver development for a while and know that some functions are kernel-specific. I wrote them with DDK installed at that time, but I want to know if those kernel APIs exist in ...
As the name implies, it is a serial peripheral interface. SPI is a high-speed, full-duplex, synchronous communication bus. The standard SPI also uses only 4 pins and is often used for communication be...
[size=3][color=#000000]Tomorrow is the Mid-Autumn Festival. I wish you all a happy Mid-Autumn Festival in advance! [/color][/size][size=3][color=#000000]Whether you are with your family or friends, or...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:23[/i] My graduation project is about designing an automatic bus stop announcement. How should I write it? I don't know where to start. Can a...
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[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]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[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]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[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]
The DisplayPort interface standard is approved by the Video Electronics Standards Association (VESA) to provide an open, scalable standard for the entire industry. The development of DisplayPort ca...[Details]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
In order to develop lighting LED technology, developed countries attach great importance to the research of LED testing methods and standards. For example, the National Institute of Standards and T...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
Don’t just look at the power when choosing a power supply
We know that a power supply with a low rated power can hardly meet the power supply needs of the system, which may cause frequent free...[Details]