Enhanced Flash Floppy Drive Plus

Improved Gotek for Commodore Amiga (internal and external), Atari, Amstrad, Yamaha, etc.

FEATURES

·        Complete support of DD/HD images with AT32F435RGT7 and STM32F105RBT (STM32 requires additional logics).

·        Power-fail-safe and ESD/EMI-protected input, SD card (hot plug) and USB-A connectors.

·        Connectors for OLED/LCD, STM32 blue pill board (OSD) and encoder/trackball.

·        The internal version is fully compatible with 3D-printed enclosures and brackets, it fits any model.

·        Optional MMC/SD slot.

·        Prev/Next/Select-Eject-Insert long-shaft buttons or low-profile thumbwheel encoder with an integrated switch.

·        The motor signal and second drive are available.

·        Improved silkscreen, programming port, minimized BOM list.

·        Hardware mistakes from the original "Gotek" fixed.

·        Supports a loud magnetic or capacitive piezo.

·        Optional 26-pin connector with solder jumpers to ensure broad compatibility with Amstrad, Yamaha, etc.

ACKNOWLEDGEMENT

·        Flash Floppy is the firmware developed by Keir Fraser and available at https://github.com/keirf/flashfloppy

·        Keir Fraser has contributed to the design of the schematic.

DISCLAIMER

·        Gerber and Centroid files, BOM list are subject to change without notice.

·        The project is tested with the latest firmware (stable) version available at the time of writing.

BOM https://www.digikey.com/en/mylists/list/A5GEAE8ACK

STM32F105RBT https://estore.st.com/en/products/microcontrollers-microprocessors/stm32-32-bit-arm-cortex-mcus/stm32-mainstream-mcus/stm32f1-series/stm32f105-107/stm32f105rb.html

AT32F435RGT7 https://www.aliexpress.com/w/wholesale-AT32F435RGT7.html?spm=a2g0o.productlist.search.1

STM32F103C8T6 BLUE PILL BOARD https://www.aliexpress.com/w/wholesale-stm32f103c8t6-blue-pill-board.html?spm=a2g0o.productlist.search.1