TO-252 package, the first pin is connected to two resistors for voltage division, the second and third pins are measured with a multimeter and are Schottky diodes, but what is the first pin used for?...
Error: L6286E: Value(0xbffff70) out of range(0 - 0xfff) for relocation #2 (wrt symbol Image$$ZI$$Limit) in init.o(init)================================================================================M...
This algorithm code is based on the algorithm given in Jean Meeus's book "Astronomical Algorithms" by the National Renewable Energy Laboratory of the United States. It realizes the calculation of sola...
I saw an LCD SPI screen for 9.9 yuan on Taobao and bought it. I found out that it was controlled by ST7735 chip. Generally, most of the ones sold on Taobao are 12864 or driven by ILI93XX, and there ar...
Come to the Infineon flagship store to check in and complete the tasks, and you can get 100% Tmall store coupons, and you will also have a chance to win a 50 yuan JD card!Event time: From now until Oc...
First of all, I would like to thank EEWorld and Didikey. It is a great honor for me to have the opportunity to participate in this competition. At the same time, I also hope that this competition will...
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]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[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]
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]
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]
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]
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. 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]
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]
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]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]