User`s manual

.DSKCFIG

5-24

Table 5-7. IOSATW Fields (CFGA)

Bit

Number

Description

Bit 0 Data density: 0 = Single density (FM encoding)

1 = Double density (MFM encoding)

Bit 1 Track density: 0 = Single density (48 TPI)

1 = Double density (96 TPI)

Bit 2 Number of sides: 0 = Single sided ßoppy

1 = Double sided ßoppy

Bit 3 Floppy disk format:

(sector numbering)

0 = Motorola format

1 to n on side 0

n+1 to 2n on side 1

1 = Standard IBM format

1 to n on both sides

Bit 4 Disk type: 0 = Floppy disk

1 = Hard disk

Bit 5 Drive data density: 0 = Single density (FM encoding)

1 = Double density (MFM encoding)

Bit 6 Drive track density: 0 = Single density

1 = Double density

Bit 8 Post-read/pre-write

precompensation:

0 = Pre-write

1 = Post-read

Bit 9 Floppy disk size: 0 = 3 1/2 and 5 1/4 inch ßoppy

1 = 8-inch ßoppy

Bit 13 Track zero density: 0 = Single density (FM encoding)

1 = Same as remaining tracks