Floppy Drive Deep Dive

1541 Memory Map 1571 Memory Map 1581 Memory Map ‘Boost Your 1571’ Memory Map DOS sector layout HW Bit Timing Byte Ready Sync Pinout Port A VIA1 Data Register Port B VIA1 Data Register Port B VIA2 Data Register Auxiliary Control Register Peripheral Control Register Interrupt Flag Register Interrupt Enable Register Port A CIA Data… Read more Floppy Drive Deep Dive

FLOPPYmate hardware

INTRODUCTION FLOPPYmate requires an interface between the USB and the serial IEC bus. The hardware described in this Blog provides an interface (SER2IEC) between UART and the serial IEC bus for peripheral devices like disk drives 1540, 1541, 1570, 1571 and 1581. UART interface Decide on one of these UART interface types for your FLOPPYmate:USB… Read more FLOPPYmate hardware

FLOPPYmate software

OVERVIEW The FLOPPYmate application is a convenient tool for backing up individual PRG files and/or whole disks, sending DOS commands, as well as checking the drive’s spindle speed. Furthermore the data of a whole track can be displayed as binary and GCR. It’s the answer to how to fast backup and restore 1541, 1571 and… Read more FLOPPYmate software