Format of ESDI POS Information Status Block |
| Offset | Size | Description |
|---|---|---|
|
00h |
BYTE |
EAh |
|
01h |
BYTE |
number of words in block (05h) |
|
02h |
WORD |
magic value FFDDh |
|
04h |
BYTE |
POS register 3 |
|
05h |
BYTE |
POS register 2 |
|
06h |
BYTE |
POS register 5 (unused, FFh) |
|
07h |
BYTE |
POS register 4 (unused, FFh) |
|
08h |
BYTE |
POS register 7 (unused, FFh) |
|
09h |
BYTE |
POS register 6 (unused, FFh) |