.byte $04 ; JOY_LEFT
.byte $08 ; JOY_RIGHT
.byte $10 ; JOY_FIRE
- .byte $00 ; Future expansion
+ .byte $00 ; JOY_FIRE2 not available
.byte $00 ; Future expansion
.byte $00 ; Future expansion
; Jump table.
- .word INSTALL
- .word UNINSTALL
- .word COUNT
- .word READJOY
+ .addr INSTALL
+ .addr UNINSTALL
+ .addr COUNT
+ .addr READJOY
+ .addr 0 ; IRQ entry not used
; ------------------------------------------------------------------------
; Constants
.byte $04 ; JOY_LEFT
.byte $08 ; JOY_RIGHT
.byte $10 ; JOY_FIRE
- .byte $00 ; Future expansion
+ .byte $00 ; JOY_FIRE2 unavailable
.byte $00 ; Future expansion
.byte $00 ; Future expansion
; Jump table.
- .word INSTALL
- .word UNINSTALL
- .word COUNT
- .word READ
+ .addr INSTALL
+ .addr UNINSTALL
+ .addr COUNT
+ .addr READ
+ .addr 0 ; IRQ entry unused
; ------------------------------------------------------------------------
; Constants
.byte $04 ; JOY_LEFT
.byte $08 ; JOY_RIGHT
.byte $10 ; JOY_FIRE
- .byte $00 ; Future expansion
+ .byte $00 ; JOY_FIRE2 unavailable
.byte $00 ; Future expansion
.byte $00 ; Future expansion
; Jump table.
- .word INSTALL
- .word UNINSTALL
- .word COUNT
- .word READ
+ .addr INSTALL
+ .addr UNINSTALL
+ .addr COUNT
+ .addr READ
+ .addr 0 ; IRQ entry not used
; ------------------------------------------------------------------------
; Constants
.byte $04 ; JOY_LEFT
.byte $08 ; JOY_RIGHT
.byte $10 ; JOY_FIRE
- .byte $00 ; Future expansion
+ .byte $00 ; JOY_FIRE2 unavailable
.byte $00 ; Future expansion
.byte $00 ; Future expansion
; Jump table.
- .word INSTALL
- .word UNINSTALL
- .word COUNT
- .word READ
+ .addr INSTALL
+ .addr UNINSTALL
+ .addr COUNT
+ .addr READ
+ .addr 0 ; IRQ entry unused
; ------------------------------------------------------------------------
; Constants