The system tick was used to display the date and time. Since no clock chip was added, the clock of this test project is not very accurate, with an error of several seconds per hour. Although the inter
How to modify the MAC (physical) address of the network card 1. Simple modification method In fact, both 98 and 2000 have provided the function of changing the network card address, but people usua
The op amp is ubiquitous. It has a long history dating back to the days of analog computers and has become an iconic product in analog electronics. Why are op amps so popular? What products might repl
1. Description MCU: Lingzhi open source development board Temperature and humidity module: SHT3X Development tool: Lingzhi laboratory software development tool Function: Measure the temperature and hu
An old brain teaser, is your answer more creative?An old brain teaser: You are walking alone in the jungle, passing a single-plank bridge. When you reach the middle of the bridge, you suddenly find a