The DS1302 clock chip is used to display time and date, and it has the function of adjusting time and date. "Week" is displayed through P0 port, "time" or "date" is displayed by common cathode LED con...
[align=center][size=5][b]Basic Part: TIMERB (Timer B)[/b][/size][/align] Here I want to complain to EEWORLD. Why can't the pictures be displayed when posting articles from the blog? I have to post fro...
I am a newbie who just learned msp430149. I used the sample program in the CD of the learning version I bought to control the nrf905 transceiver. Now there are three problems. I hope that those with e...
Recently I need a mobile phone keyboard program, and then modify it to make a keyboard input for human-computer interaction. The chip used is 430F5438. If anyone has this program, please share it with...
[i=s]This post was last edited by dada Shijie on 2016-6-12 16:13[/i] [align=left] A PON-PoE switch is a PoE switch with PON function, and can also be regarded as an ONU with PoE function. [/align][ali...
[p=30, null, left][font=宋体][size=3][color=#000000]The increase in applications that require instantaneous backup power has led to an increase in demand for supercapacitors. Supercapacitors (also known...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[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]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]