Emulator Cheats

Code: Select all

<cheat desc="no hit">
    <script state="run">
        <action>maincpu.pw@15da = 6058</action> <!-- enemy -->
        <action>maincpu.pw@1a01 = 6058</action> <!-- motorbike -->
        <action>maincpu.pw@1eda = 6058</action> <!-- bullet -->
    </script>
    <script state="off">
        <action>maincpu.pw@15da = 45c5</action>
        <action>maincpu.pw@1a01 = 45c5</action>
        <action>maincpu.pw@1eda = 45c5</action>
    </script>
</cheat>

<cheat desc="auto fire">
    <script state="run">
        <action>maincpu.pw@1cf4 = fafa</action>
    </script>
    <script state="off">
        <action>maincpu.pw@1cf4 = 4e25</action>
    </script>
</cheat>

<cheat desc="player speed">
    <parameter>
        <item value="0x01">01 (slow)</item>
        <item value="0x03">02       </item>
        <item value="0x06">03       </item>
        <item value="0x09">04       </item>
        <item value="0x0c">05 (fast)</item>
    </parameter>
    <script state="run">
        <action>maincpu.pb@1cb4 = -param</action> <!-- up -->
        <action>maincpu.pb@1cb6 =  param</action> <!-- down -->
        <action>maincpu.pb@29d5 =  param</action> <!-- right -->
        <action>maincpu.pb@29d6 = -param</action> <!-- left -->
    </script>
    <script state="off">
        <action>maincpu.pb@1cb4 = fe</action>
        <action>maincpu.pb@1cb6 = 02</action>
        <action>maincpu.pb@29d5 = 03</action>
        <action>maincpu.pb@29d6 = fd</action>
    </script>
</cheat>

<cheat desc="bullet speed">
    <parameter>
        <item value="0x01">01 (slow)</item>
        <item value="0x04">02       </item>
        <item value="0x08">03       </item>
        <item value="0x0c">04       </item>
        <item value="0x10">05 (fast)</item>
    </parameter>
    <script state="run">
        <action>maincpu.pb@1f3d = param</action>
    </script>
    <script state="off">
        <action>maincpu.pb@1f3d = 04</action>
    </script>
</cheat>

<cheat desc="penetration shot">
    <script state="run">
        <action>maincpu.pb@1f1a = 00</action>
    </script>
    <script state="off">
        <action>maincpu.pb@1f1a = 04</action>
    </script>
</cheat>

<cheat desc="sound test mode">
    <script state="run">
        <!-- routine -->
        <action>maincpu.pw@0526 =             50c0</action>
        <action>maincpu.pq@50c0 = f011a5e600cd1185</action>
        <action>maincpu.pq@50c8 = 01b002a910c6c8f7</action>
        <action>maincpu.pq@50d0 = 08a9e801b001a9aa</action>
        <action>maincpu.pq@50d8 = 98ca10e9588a06b0</action>
        <action>maincpu.pq@50e0 = 1069188a06b004a9</action>
        <action>maincpu.pq@50e8 = 06f010a9108698ca</action>
        <action>maincpu.pq@50f0 = 148e00c205b020a9</action>
        <action>maincpu.pq@50f8 = 0000000050c02ce4</action>
        <!--
        50c0 | 85 11    : sta $11
        50c2 | ad 00 e6 : lda $e600 // read input
        50c5 | c5 11    : cmp $11
        50c7 | f0 f7    : beq $50c0
        50c9 | a8       : tay
        50ca | a6 10    : ldx $10
        50cc | c9 02    : cmp #$02
        50ce | d0 01    : bne $50d1
        50d0 | ca       : dex       // decrease code -01
        50d1 | c9 01    : cmp #$01
        50d3 | d0 01    : bne $50d6
        50d5 | e8       : inx       // increase code +01
        50d6 | c9 08    : cmp #$08
        50d8 | d0 06    : bne $50e0
        50da | 8a       : txa       // decrease code -10
        50db | 38       : sec
        50dc | e9 10    : sbc #$10
        50de | aa       : tax
        50df | 98       : tya
        50e0 | c9 04    : cmp #$04
        50e2 | d0 06    : bne $50ea
        50e4 | 8a       : txa       // increase code +10
        50e5 | 18       : clc
        50e6 | 69 10    : adc #$10
        50e8 | aa       : tax
        50e9 | 98       : tya
        50ea | 86 10    : stx $10
        50ec | c9 10    : cmp #$10
        50ee | f0 06    : beq $50f6
        50f0 | c9 20    : cmp #$20
        50f2 | d0 05    : bne $50f9
        50f4 | a2 00    : ldx #$00  // stop sound
        50f6 | 8e 14 e4 : stx $e414 // send sound code
        50f9 | 4c c0 50 : jmp $50c0
        -->
        <action>audiocpu.pb@0ab5 = 58</action> <!-- enable interrupt in playing music to stop sound -->
        <!-- display -->
        <output format="----- highway chase sound test mode -----" line="10" align="center" />
        <output format="left : decrease code -01"                  line="11" align="center" />
        <output format="right : increase code +01"                 line="12" align="center" />
        <output format="down : decrease code -10"                  line="13" align="center" />
        <output format="up : increase code +10"                    line="14" align="center" />
        <output format="button 1 : play sound"                     line="15" align="center" />
        <output format="button 2 : stop sound"                     line="16" align="center" />
        <output format="----------------------------"              line="17" align="center" />
        <output format="&lt;&lt; sound code %2.2X &gt;&gt;"        line="19" align="center"  >
            <argument>maincpu.pb@0010</argument>
        </output>
    </script>
    <script state="off">
        <action> maincpu.pw@0526 =             2488</action>
        <action> maincpu.pq@50c0 = 0000000000000000</action>
        <action> maincpu.pq@50c8 = 0000000000000000</action>
        <action> maincpu.pq@50d0 = 0000000000000000</action>
        <action> maincpu.pq@50d8 = 0000000000000000</action>
        <action> maincpu.pq@50e0 = 0000000000000000</action>
        <action> maincpu.pq@50e8 = 0000000000000000</action>
        <action> maincpu.pq@50f0 = 0000000000000000</action>
        <action> maincpu.pq@50f8 = 0000000000000000</action>
        <action>audiocpu.pb@0ab5 =               78</action>
    </script>
</cheat>