Emulator Cheats

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<cheat desc="no hit">
    <script state="run">
        <action>maincpu.ob@1b12a = 60</action> <!-- enemy -->
        <action>maincpu.mb@1b537 = ba</action> <!-- flame -->
        <action>maincpu.ob@1bbae = 60</action> <!-- bullet -->
    </script>
    <script state="off">
        <action>maincpu.ob@1b170 = 66</action>
        <action>maincpu.mb@1b537 = 8a</action>
        <action>maincpu.ob@1bbae = 66</action>
    </script>
</cheat>

<cheat desc="auto fire">
    <script state="run">
        <action>maincpu.ob@5327 = 02</action> <!-- multi-way shot -->
        <action>maincpu.ob@53bf = 02</action> <!-- bomb -->
        <action>maincpu.ob@53eb = 02</action> <!-- spread shot -->
        <action>maincpu.ob@5495 = 02</action> <!-- flame thrower -->
    </script>
    <script state="off">
        <action>maincpu.ob@5327 = 1a</action>
        <action>maincpu.ob@53bf = 22</action>
        <action>maincpu.ob@53eb = 5e</action>
        <action>maincpu.ob@5495 = 08</action>
    </script>
</cheat>

<cheat desc="walk speed (test)">
    <parameter>
        <item value="0x00001000">01 (slow)</item>
        <item value="0x00003000">02       </item>
        <item value="0x00006000">03       </item>
        <item value="0x00009000">04       </item>
        <item value="0x0000c000">05 (fast)</item>
    </parameter>
    <script state="run">
        <action>maincpu.oq@04102 = 4eb90001fc304eb9</action>
        <action>maincpu.oq@0410a = 0001fc4208e90001</action>
        <action>maincpu.oq@1fc30 = 203900500a80611c</action>
        <action>maincpu.oq@1fc38 = 23c000500a80dc80</action>
        <action>maincpu.oq@1fc40 = 4e75203900500a84</action>
        <action>maincpu.oq@1fc48 = 610a23c000500a84</action>
        <action>maincpu.oq@1fc50 = de804e754a390050</action>
        <action>maincpu.oq@1fc58 = 0a986a10223c0000</action>
        <action>maincpu.oq@1fc60 = 00004a8067066a02</action>
        <action>maincpu.oq@1fc68 = 448120014e75ffff</action>
        <action>maincpu.od@1fc5e =            param</action>
        <!--
        1fc30 | 2039 0050 0a80 : move.l $500a80.l,D0 // x-position
        1fc36 | 611c           : bsr    $1fc54
        1fc38 | 23c0 0050 0a80 : move.l D0,$500a80.l
        1fc3e | dc80           : add.l  D0,D6
        1fc40 | 4e75           : rts
        1fc42 | 2039 0050 0a84 : move.l $500a84.l,D0 // y-position
        1fc48 | 610a           : bsr    $1fc54
        1fc4a | 23c0 0050 0a84 : move.l D0,$500a84.l
        1fc50 | de80           : add.l  D0,D7
        1fc52 | 4e75           : rts
        1fc54 | 4a39 0050 0a98 : tst.b  $500a98.l    // check auto-moving flag
        1fc5a | 6a10           : bpl    $1fc6c
        1fc5c | 223c xxxx xxxx : move.l #$xxxx,D1
        1fc62 | 4a80           : tst.l  D0
        1fc64 | 6706           : beq    $1fc6c
        1fc66 | 6a02           : bpl    $1fc6a
        1fc68 | 4481           : neg.l  D1
        1fc6a | 2001           : move.l D1,D0
        1fc6c | 4e75           : rts
        -->
    </script>
    <script state="off">
        <action>maincpu.oq@04102 = dcb900500a80deb9</action>
        <action>maincpu.oq@0410a = 00500a8408e90001</action>
        <action>maincpu.oq@1fc30 = ad80a422ad20a482</action>
        <action>maincpu.oq@1fc38 = a422a422a590a5a0</action>
        <action>maincpu.oq@1fc40 = a482a590a422a590</action>
        <action>maincpu.oq@1fc48 = a482ad20a5a0a482</action>
        <action>maincpu.oq@1fc50 = a482a422a482a422</action>
        <action>maincpu.oq@1fc58 = ad20ad20a5a0a422</action>
        <action>maincpu.oq@1fc60 = ad20ad20a482a422</action>
        <action>maincpu.oq@1fc68 = a482a5a0a5a0a482</action>
    </script>
</cheat>

<cheat desc="sound test mode">
    <comment>reset the game (F3) to enter sound test mode</comment>
    <script state="run">
        <!-- routine -->
        <action>maincpu.od@01088 =         0001fc70</action>
        <action>maincpu.oq@1fc70 = 41f90050000043f9</action>
        <action>maincpu.oq@1fc78 = 00ff000712001039</action>
        <action>maincpu.oq@1fc80 = 00901003b20067f4</action>
        <action>maincpu.oq@1fc88 = 0c00007f66025310</action>
        <action>maincpu.oq@1fc90 = 0c0000bf66025210</action>
        <action>maincpu.oq@1fc98 = 0c0000ef66040410</action>
        <action>maincpu.oq@1fca0 = 00100c0000df6604</action>
        <action>maincpu.oq@1fca8 = 061000100c0000fd</action>
        <action>maincpu.oq@1fcb0 = 660212900c0000fb</action>
        <action>maincpu.oq@1fcb8 = 660412bc00ff66bc</action>
        <!--
        1fc70 | 41f9 0050 0000 : lea    $500000.l,A0 // sound code address
        1fc76 | 43f9 00ff 0007 : lea    $ff0007.l,A1 // sound latch address
        1fc7c | 1200           : move.b D0,D1
        1fc7e | 1039 0090 1003 : move.b $901003.l,D0 // read input
        1fc84 | b200           : cmp.b  D0,D1
        1fc86 | 67f4           : beq    $1fc7c
        1fc88 | 0c00 007f      : cmpi.b #$7f,D0
        1fc8c | 6602           : bne    $1fc90
        1fc8e | 5310           : subq.b #1,(A0)      // decrease code -01
        1fc90 | 0c00 00bf      : cmpi.b #-$41,D0
        1fc94 | 6602           : bne    $1fc98
        1fc96 | 5210           : addq.b #1,(A0)      // increase code +01
        1fc98 | 0c00 00ef      : cmpi.b #-$11,D0
        1fc9c | 6604           : bne    $1fca2
        1fc9e | 0410 0010      : subi.b #$10,(A0)    // decrease code -10
        1fca2 | 0c00 00df      : cmpi.b #-$21,D0
        1fca6 | 6604           : bne    $1fcac
        1fca8 | 0610 0010      : addi.b #$10,(A0)    // increase code +10
        1fcac | 0c00 00fd      : cmpi.b #-$3,D0
        1fcb0 | 6602           : bne    $1fcb4
        1fcb2 | 1290           : move.b (A0),(A1)    // play sound
        1fcb4 | 0c00 00fb      : cmpi.b #-$5,D0
        1fcb8 | 6604           : bne    $1fcbe
        1fcba | 12bc 00ff      : move.b #$ff,(A1)    // stop sound
        1fcbe | 60be           : bra    $1fc7c
        -->
        <!-- display -->
        <output format="----- bay route 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="up : increase code +10"                line="13" align="center" />
        <output format="down : decrease 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@500000</argument>
        </output>
    </script>
    <script state="off">
        <action>maincpu.od@01088 =         0001e376</action>
        <action>maincpu.oq@1fc70 = a422a422a422a422</action>
        <action>maincpu.oq@1fc78 = a422ad80a590a482</action>
        <action>maincpu.oq@1fc80 = a590a482a5a0a482</action>
        <action>maincpu.oq@1fc88 = a422a482a422a482</action>
        <action>maincpu.oq@1fc90 = ad20ad80ad20a482</action>
        <action>maincpu.oq@1fc98 = ad20a482ad80a482</action>
        <action>maincpu.oq@1fca0 = a5a0a5a0ad80a482</action>
        <action>maincpu.oq@1fca8 = a422a422ad20a422</action>
        <action>maincpu.oq@1fcb0 = a482a482a482a482</action>
        <action>maincpu.oq@1fcb8 = ad20a482a422ad20</action>
    </script>
</cheat>