83Plus:BCALLs:42FD

Synopsis

Official Name: EnoughMem

BCALL Address: 42FD

Checks if a given amount of RAM is available. This routine will also attempt to free RAM that is taken by temporary variables that have been marked dirty but not yet deleted.

Inputs

• HL = amount of RAM to check for being available

Outputs

• DE = amount of RAM to check for being available
• Carry set if there is insufficient RAM available

Destroys

• All

Remarks

No error is generated.

Example

ld hl,9
B_CALL EnoughMem
jr c,NotEnoughMem