DD_INTERFACE

Check for the disk drive interface
Function AddressDescription
DD_INTERFACE 0157Check for the disk drive interface

Synopsys

Is the floppy disk drive interface present?

This information is also held by BASIC in bit 4 of the FLAGS3 system variable.

Entry Parameters

None

Exit Parameters

If present
Carry true
Otherwise:
Carry false
Always:
A BC DE HL IX corrupt, all other registers preserved.
Last modified November 24, 2021: Low level operations (11836cf)