83Plus:BCALLs:4C54

Synopsis

Official Name: MonReset

BCALL Address: 4C54

Resets window settings, loads dummy returns to all cxMain vectors, and clears several flags.

Inputs

• None

Outputs

• winTop, winLeft, winBtm set to fullscreen values
• Address pointing to "ret" loaded to all six context vectors

Destroys

• AF,BC,DE,HL

Comments

This B_CALL is called upon exiting an app. Speculation is that it is some kind of cleanup after executing an app. Built-in and other external apps might not change all the context vectors, and this B_CALL could take care of that.

Credits and Contributions

• JMan: For speculation about this B_CALL