Linear Technology Corporation introduces the LT3475, a dual-output 36V, 2MHz step-down DC/DC converter designed to operate as a dual-channel constant current LED driver. Each channel has an internal s...
TPA3128D2EVM Review (I): Unboxing the Class D Audio Amplifier Evaluation Board from TI TPA3128D2EVM Review (II): Preparation of the Test Sound Source TPA3128D2EVM Review (III): Actual Power-On Test [b...
I haven't posted on EE for a long time! Are there any EE friends who have opened an online store? I need a real answer. I want to open a virtual recharge online store, mainly to kill time, and also to...
Seven-segment decoder-driver has always been very common in single-chip microcomputers. Today I will give you a book about seven-segment decoder-driver made with CC4511 4 wires. The content is very de...
I recently downloaded the TCPMP 0.72 source code. After compiling it, it plays fine on the simulator, but it is very stuck when I play it on the board (700MHZ) (same source: video: 40 Mb, 3993 Kbps, 3...
I used the development board of Guangzhou Friendly Arm. Now there is no operating system, so I used the startup code provided by Friendly Arm and wrote a timer program, but now it won’t run. Can you h...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
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]
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]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[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]
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]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[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]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]