Portable device battery management strategy

Q1: How to detect the battery voltage? In my application, it is necessary to dynamically detect the voltage of the battery. My system limitation can only provide one digital I/O. How can I effectively detect this parameter?

A1: From an engineering perspective, I suggest you add a chip that .......

Japan's fastener exports in the first half of 2011

In the first half of 2011 (January-June), due to the earthquake and tsunami in Japan, the export of fasteners in Japan showed an overall downward trend. Most of the fastener export products decreased compared with the same period of last year. Only a small .......

Non-metallic preparation of white carbon technology attracts attention

On April 22, the “China White Carbon Industry Development Forum 2010” organized by China Chemical Industry News was held in Hangzhou, Zhejiang Province. Lin Rongyi, from the Institute of Process Engineering of the Chinese Academy of Sciences, introduced the new technology for the p.......

Ethanol upgrade to Brazil's national strategic energy

According to the Brazilian “Economic Value News”, on April 28th, Brazilian President Rousseff approved an interim measure to convert ethanol from a derivative of general agricultural products into a strategic energy source. The measure also provides that the proportion of ethan.......