HC1908G-W

Author profile: Zhang Jin (1994-), male, from Taiyuan, Shanxi, master student at Hunan University of Technology, main research direction is power battery simulation. E-mail: 1498641264@qq.com. 0 Pr...[Details]

At present, the integration and application of cutting-edge technologies such as artificial intelligence and 5G in smart homes has brought new development opportunities to the smart home industry. Dr...[Details]

There are only two external interrupt source input terminals in the MCS-51 series microcontroller. When there are more than two external interrupt sources, they must be expanded. Here are four simple...[Details]

Scientists at Stanford University in the United States have developed a new high-speed micro-scale 3D printing technology - roll-to-roll continuous liquid interface production (r2rCLIP), which can pr...[Details]

U.S. Commerce Secretary Gina Raimondo warned today that a global shortage of key semiconductors could continue into next year or even longer. In 2021, supply was paralyzed as the COVID-19 pandemic s...[Details]

Device Connections/References ADF4351: Fractional-N PLL Synthesizer with Integrated VCO ADCLK948: Clock fan-out buffer with 8 LVPECL outputs Evaluation and Design Supp...[Details]

Introduction Industrial Ethernet has better performance than fieldbus and is in the process of continuous development and improvement. Therefore, the development of equipment based on industria...[Details]

Analysis of Motorola 168VA Mobile Phone Car Charger There is a car charger on the market that is suitable for Motorola 168VA mobile phones. It is small in size and can be directly plugged ...[Details]

Measuring power supply ripple accurately is an art in itself. In the example shown in Figure 1, a junior engineer used an oscilloscope all wrong. His first mistake was using an oscilloscope probe with...[Details]

Conventional solar cells are made from silicon, which has high efficiency and stability, but is expensive to produce and can only be made on rigid panels. Perovskite solar cells offer an intriguing...[Details]

This is a car circuit controlled by a 2.4 wireless module. The actual measurement shows that there is no delay within 10 meters. The circuit schematic is as follows:   The microcontroller source pr...[Details]

1. Random ECL errors in TTL-ECL hybrid systems It is not a good idea to mix TTL and ECL in a system without considering the consequences of system design. TTL circuits induce more n...[Details]

As the epidemic recurs, the world is facing a "chip shortage", and the development of the semiconductor industry has attracted attention. At the fourth China International Import Expo being held in S...[Details]

On August 28, realme held a "leapfrog" fifth anniversary speech and a new product launch conference for the realme GT5, officially launching the new realme GT5. As Realme’s “fifth anniversary leapfro...[Details]

A variable frequency drive (VFD) is an electronic device used to control the speed of a motor. It achieves speed regulation of the motor by changing the frequency and voltage of the motor power sup...[Details]