[i=s] This post was last edited by paulhyde on 2014-9-15 04:16 [/i] This software is very useful. It contains all the Chinese and English information about chips you need. Download it now. Don’t miss ...
Selected recruitment questions for electronics in major companies Analog circuits 1. What is the content of Kirchhoff's theorem? (Shilan Microelectronics) 2. The formula for plate capacitance (C=εS/4π...
Two pressure sensors are used to measure the pressure of the hydraulic pipeline. When both sensors are wired normally, one of them has zero drift, but when either of them is removed, the other can wor...
[font=Tahoma, Helvetica, SimSun, sans-serif]The firmware of our Nucleo series development board is slightly different from the official definition: [/font] [list] [*]The definition of I2C1 is changed ...
2440+wince 5.0 (BSP of Friendly Arm 20100204), with external camera 0v9650, it can work normally. Now the development board has been modified to add tvp5150 chip, which is basically combined with the ...
Power Integrations (PI) offers a range of highly integrated high-voltage ICs for designing power supplies in electricity meters and automatic meter reading (ARM) applications. The LinkSwitch family of...
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]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[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]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[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
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[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]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]