83Plus:BCALLs:4A65

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Synopsis

Official Name: ZIfRclHandler

BCALL Address: 4A65h

Returns whether or not a Rcl handler (the function that occurs when you press 2nd+Rcl) is currently active.

Inputs

None

Outputs

  • Zero Flag: Set if Rcl handler is active, reset otherwise.

Registers Destroyed

  • DE, HL

Comments

This B_CALL works by simply comparing the address of cxMain to whatever it should be when the Rcl handler is active. cxPage is not checked.