Check for the disk drive interface
|DD_INTERFACE||0157||Check for the disk drive interface|
Is the floppy disk drive interface present?
This information is also held by BASIC in bit 4 of the FLAGS3 system variable.
- If present
- Carry true
- Carry false
- A BC DE HL IX corrupt, all other registers preserved.
Last modified November 24, 2021: Low level operations (11836cf)