I went cycling last night and met a big guy. He said that this was his first time cycling in 2021. He bought some bicycle parts from overseas in the winter of 2020. Due to the epidemic and other reaso
First of all, I would like to thank Nanxin and EEWordld Forum for organizing this event, which gave me the opportunity to get in touch with the SC8905EVM power management control board. The following
I'm working on LD driving recently. This kind of laser seems to also need a TEC semiconductor cooler to control the temperature. In this case, I have to make two power supplies to drive the LD and TEC
[i=s]This post was last edited by 920005037 on 2022-2-22 11:03[/i]The USB interface of this downloader can use micro USB socket and large USB port. The switch can switch 5V and 3.3V to power the targe