mb8877 FORMATTER/CONTROLLER (FDC) my 1982 76A and storage, and the IBM System44 ip Floppy format and the modified frequen- quency modulation (FM) record- are packaged in a standard 40-pin ing are used for the single density '.
mb8877a FDC Simulator for Yamaha QX1. Contribute to victorlomax/qx1 development by creating an account on GitHub.
mb8877 The backup medium is 5"1/4 floppy disks. This project is an attempt to replace the floppy drive (Canon MF-221) and the Floppy Disk Controler (Fujitsu MB8877a) with an Arduino. Documentation Yamaha QX1 Operating Guide.pdf Yamaha QX1 Reference Manual.pdf Yamaha QX1 Overall Circuit Diagram Part 1.pdf Yamaha QX1 Overall Circuit Diagram Part 2.pdf Yamaha QX1 Part List.pdf Yamaha QX1 Service Manual ...