I am going to use the laser ranging module and need to count microseconds. I use timer 4 and set the time to 1um. I add 1 to the variable every time it is interrupted. When testing, I first clear the
Digitally controlled DCDC converter
1 Introduction :This design is a digital control DCDC converter . MCU is used to control the output voltage of the DCDC converter to achieve the purpose of digital
On August 5, blogger @电丸科技AK released a new video recording his experience of being invited to help Wang Sicong, the son of China's former richest man Wang Jianlin, assemble a computer. According to t
I was quarantined at home due to the epidemic. I left my computer at the company and asked the company to help me deliver the computer. As a result, I found the computer on the ground when I walked ou