Hello everyone, I am working on a project recently, which I took over from someone else. I don't know the model of the temperature sensor he used. I only have the company website, but no technical doc...
Screenshot as evidenceThanks to the hard-working moderators! Thanks to the dedicated netizens in the forum! Because of you, EEWORLD is wonderful!
We look forward to creating the most livable MCU forum...
As shown in the figure, this is the voltage generating circuit of LCD. I would like to ask how this circuit works. The measured VGL and VGH are -19V and +19V respectively. CON2 is a power strip connec...
Senior embedded software test engineerResponsibilities:1. Conduct whole R&D test process, design test plan and test cases, and track product defects.Requirement:1.M.S/B.S in Computer Science or Electr...
[i=s]This post was last edited by qwqwqw2088 on 2020-11-10 11:21[/i]Common mode radiation is caused by voltage drop in the grounding circuit (as shown in the figure below). Some parts have high potent...
Just got started with TI's platform: (I chose OMAP-L132, but there are no films or thousands of pages of documentation yet, so I chose OMAP-L138 first)
1.Does TI provide test code and bare metal sampl...
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]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[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]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[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]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[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]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[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]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]