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If you often drive alone, the instrument panel in front of you may be the one you interact with most frequently. Today's instrument panels have begun to cancel the previous mechanical pointer desig...[Details]

1 Performance and features of MAX121 chip  The MAX121 chip is a 14-bit analog-to-digital conversion integrated circuit (ADC) with a serial interface. It contains a bottom-overflow, bottom-noise...[Details]

Recently, researchers from the Taizhou Research Institute of Zhejiang University are installing and debugging the IGBT module automatic curing furnace equipment. According to Zhejiang Online, the inv...[Details]

　　SGS-THOMSON has launched three single-chip Class D amplifier ICs, namely TDA7480 (10W), TDA7481C (18W) and TDA7482 (25W). This article takes the TDA7482 with the largest output power as an example....[Details]

　　Three-pronged approach to reduce switching power supply ripple 　　1. Energy storage inductor. The larger the Q value of the energy storage inductor at the operating frequency, the better. Many peop...[Details]

#include #define uint unsigned int #define uchar unsigned char sbit IR=P3^2; //Infrared interface flag sbit RS = P1^0; sbit RW = P1^1; sbit E = P1^2; sbit beep = P1^7; uint hour,minute,second...[Details]

Hybrid and electric vehicles ( HEV / EV ) are bringing 400V and higher voltage designs to the automotive and transportation sectors. To handle such high voltage...[Details]

      On April 26, ZTE Mobile's official Weibo account released a pre-launch poster: "3+1 4", where the number "1" is made up of dotted lines. Some netizens speculated that the poster implies that th...[Details]

1. Where does vertical noise come from? The vertical noise of an oscilloscope mainly comes from two aspects: 1. Noise of analog front-end circuit: This includes attenuation circuit noise, buffer ci...[Details]

AC/DC and DC/DC converters are responsible for the conversion and transmission of system power. Their role in the system is equivalent to the human heart. Once a problem occurs, the system will sto...[Details]

introduction According to the different power supply methods, RFID can be divided into two categories: one is passive RFID and the other is active RFID. When passive RFID is working, the tag o...[Details]

The unique single-legged hopping robot Salto developed by the University of California, Berkeley several years ago has recently received a new upgrade and will be unveiled at the ICRA2019 conference....[Details]

With the rapid development of current urban construction, the traditional manual operation and maintenance control methods in road lighting systems can no longer meet the needs of modern urban develo...[Details]

1. Introduction Automobile noise, vibration and the ride comfort caused by them, namely NVH (Noise, Vibration & Harshness), is a comprehensive issue to measure the quality of automobile produc...[Details]

Up to now, more than 180 models have been tested based on the CC-1000T intelligent cockpit evaluation system of Cheyun Research, of which more than 79% have the ability to upgrade via OTA, and more...[Details]