0040h:0091h Diskette Drive 1 Media State
| Diskette
Drive 1 Media State |
| Bit |
Dec |
Hex |
Description |
| 0 |
1 |
01h |
Media /
Drive Types |
| 1 |
2 |
02h |
| 2 |
4 |
04h |
| 3 |
8 |
08h |
Reserved |
| 4 |
16 |
10h |
Media Known |
| 5 |
32 |
20h |
Double Stepping Method |
| 6 |
64 |
40h |
Diskette
Drive Data Rate |
| 7 |
128 |
80h |
Data Rate
00 500K per second
01 300K per second
10 250K per second
11 Reserved
Media / Drive Types
000 360K / 360K not established
001 360K / 1.2M not established
010 1.2M / 1.2M not established
011 360K / 360K established
100 360K / 1.2M established
101 1.2M / 1.2M established
110 Reserved
111 None of the above |