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cc65/libsrc/osic1p/cpeekc.s
Greg King ae7a38f3de Added peek functions to the conio library.
The functions return the character, or its attributes, that is at the current screen location of conio's cursor.  The values can be used directly by the output functions to reproduce that screen character.
2021-12-11 18:47:33 -05:00

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ArmAsm

;
; 2017-06-21, Greg King
;
; char cpeekc (void);
;
; Get a character from OSI C1P screen RAM.
;
.export _cpeekc
.include "extzp.inc"
_cpeekc:
ldy CURS_X
lda (SCREEN_PTR),y
ldx #>$0000
rts