[mt_asyn] Alien Syndrome (Mega-Tech)

[jman]

Current database based on 0.264 doesn't have any codes.


Basic RAM codes are the following.

Code: Select all

<!-- Alien Syndrome (Mega-Tech, SMS based) -->
<mamecheat version="1">

    <cheat desc="Infinite Lives">
        <script state="run">
            <action>genesis_snd_z80.pb@C054 = 09</action>
        </script>
    </cheat>

    <cheat desc="Infinite Time">
        <script state="run">
            <action>genesis_snd_z80.pd@C079 = 3C090909</action>
        </script>
    </cheat>

    <cheat desc="Invincibility">
        <script state="run">
            <action>genesis_snd_z80.pb@C555 = 02</action>
        </script>
    </cheat>

    <cheat desc="Select Weapon">
        <parameter>
            <item value="0x00">Shot    </item>
            <item value="0x01">Fireball</item>
            <item value="0x02">Laser   </item>
        </parameter>
        <script state="run">
            <action>genesis_snd_z80.pb@C8ED = param</action>
        </script>
    </cheat>

    <cheat desc="One Comrade Opens The Exit">
        <script state="run">
            <action>genesis_snd_z80.pb@C075 = 01</action>
        </script>
    </cheat>

    <cheat desc="P1 Select Starting Round">
        <parameter min="0x01" max="0x07" step="0x01" />
        <script state="run">
            <action condition="genesis_snd_z80.pb@C052 == 00">genesis_snd_z80.pb@C052 = param - 1</action>
        </script>
    </cheat>

    <cheat desc="P2 Select Starting Round">
        <parameter min="0x01" max="0x07" step="0x01" />
        <script state="run">
            <action condition="genesis_snd_z80.pb@C09A == 00">genesis_snd_z80.pb@C09A = param - 1</action>
        </script>
    </cheat>

</mamecheat>

ROM codes are here though WIP.