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Vortex Disc Drives

2 bytes added, 22 August
/* FDC I/O Ports */
On the F1-D Reproduction board the ports FA7E, FB7E/FB7F and FBF6/FBF7 are fully decoded. FB7E/FBF6 is chosen with a link/switch on the PCB.
On the F1-D device the I/O port is ports are partially decoded:
'''CPC 464:'''
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