It can be used through the command line or as a graphical program, but the trade.
For this tutorial, I am going to use "Pokemon". To begin, open up the game you would like to play. From what I've heard you can set your DS's internal clock to how ever many days you need for it to appear and set it one day before that day at 23:59 or so and. The good thing is that you can get what you want and what you need from an emulator and you can get a DuoS emulator with ease. The DuoS emulator is a prime example of being a plane and a generic emulator. Using this fin to sense movements of water and air, this Pokémon can determine what is. The fin on Mudkip's head acts as highly sensitive radar. If it is faced with a tight situation in battle, this Pokémon will unleash its amazing power-it can crush rocks bigger than itself. In water, Mudkip breathes using the gills on its cheeks. No it will not run smoothly but it will run in game time.
The first video is showing off the software renderer, which emulates the PICA200 by using your computer's CPU.
Drastic instead is for Android devices, Raspberry PI and Pandora handhelds. DeSmuMe is a an emulator that runs on Windows and MacOS.