Enhanced Flash Floppy Drive Plus (internal) with push-buttons gotek
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 (thumbwheel layout is optional).
· 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.
https://www.digikey.com/en/mylists/list/A5GEAE8ACK
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Enhanced Flash Floppy Drive Plus (internal) with push-buttons gotek
*PCBWay community is a sharing platform. We are not responsible for any design issues and parameter issues (board thickness, surface finish, etc.) you choose.
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what about the solder jumpers marked /CDI and SD CARD OFF ?
SD CARD OFF must be OPEN (floating) if you aim to use the SD CARD slot /CDI normally OPEN assuming that your slot does not invert the signal when the media is inserted, otherwise try /CDI closed with a solder blob
the revised power dissipation is not a concern. The p/n is correct.
Thanks for your quickly reply. We got it.
Okay, I have updated all optional part numbers (marked with an asterisk) to a quantity of 0
STM32F103C8T6 Blue pill is for OSD only not for managing the DD/HD. DD/HD images are managed by AT32F435RxT7 or STM32F105RBT. You can optionally have the STM32F103C8T6 mounted either with AT32F435RxT7 or STM32F105RBT.
I believe the schematic is detailed
you can solder only one CPU. The footprint is unique.
STM32F105RBT requires additional logics. AT32F435RxT7 does not. Optional logics are no need when a AT32F435RxT7 is selected.
the Assembly Instruction Drawing is now available for downloading.
· Complete support of DD/HD images with AT32F435RxT7 and STM32F105RBT (STM32 requires additional logics). · Power-fail-safe and ESD/EMI-protected input, SD card (hot plug) and USB-A connectors. · SD port instead of micro SD to facilitare insertion/extraction of media. · Connectors for OLED/LCD, STM32 blue pill board (OSD) and encoder/trackball. · Low-profile thumbwheel encoder with an integrated switch (option).