The price of a regular small electric drill is at least several dozen yuan. If you DIY a small electric drill, the cost is about 10 yuan. Excluding the existing power supply (adapter), the cost can be
I have a question for you guys! I have made a parallel port ISP download cable for AT89S52, using easyPro software, which I find very useful. I wonder if it can be used to download to AVR microcontrol