Routines
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A577: Switch To Normal Screen Output
Used by the routines at ClearScreen, ClearLines, SetDefaultScreenPosition, SetScreenPosition, PrintString and Print_UserInputToScreen.
SwitchNormalScreenOutput A577 PUSH HL Stash HL, DE, BC and AF on the stack.
A578 PUSH DE
A579 PUSH BC
A57A PUSH AF
A57B LD A,$02 Set current output channel to normal screen output using CHAN_OPEN with stream 02.
A57D CALL $1601
A580 POP AF Restore AF, BC, DE and HL from the stack.
A581 POP BC
A582 POP DE
A583 POP HL
A584 RET Return.
View the equivalent code in The Jewels Of Babylon.
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