SFR1M44-U100LQD-435 Floppy Drive Emulator AT32F435RGT7 CPU with OELD Screen and Rotary Encoder. - The chip adopts for Artery's AT32F435RGT7, which defaults to the Flash Floppy 3.42 version system. The front panel has added an OLED screen and a knob for selecting files.