dy #2
  rts

; --- HOME key ---
; ---    ^S    ---
; both events send char $13
@not_crsr_D:
  cmp #$13    ;^S / HOME
  bne @not_home
  lda #$04    ; test control Key
  bit $028d
  beq @home  ; not pressed
  ; control S is pressed
  tya         ; send ^S
  ldy #1
  rts

@home: 
  lda #$09 ; send TAB
  ldy #1
  rts

; --- DEL key ---
; ---    ^T    ---
; both events send char $14
@not_home:
  cmp #$14    ;^T / DEL
  bne @not_del 
  lda #$04    ; test control Key
  bit $028d
  beq