; ; 2017-06-08, Greg King ; ; unsigned char cpeekrevers (void); ; ; Atmos version ; .export _cpeekrevers .import setscrptr .importzp ptr2 _cpeekrevers: jsr setscrptr ; Set ptr2 and .Y to the cursor's address lda (ptr2),y ; Get char and #$80 ; get reverse bit asl a tax ; ldx #>$0000 rol a ; return boolean value rts