[namcons1] cheats

This forum is for posting cheats for any non-arcade game in M.A.M.E. ( aka the M.E.S.S. games ) including any softwarelist game. Requests will be fulfilled here....but please keep the requests to the requests forum.
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Pugsy
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[namcons1] cheats

Post by Pugsy »

One of the new working xavix games, RAM cheats found with the plugin cheat finder.

Code: Select all

<mamecheat version="1">

  <cheat desc="Infinite Credits">
    <script state="run">
      <action>lowbus.ppb@0317B=63</action>
    </script>
  </cheat>

  <cheat desc=" "/>
  <cheat desc=" "/>
  <cheat desc="Xevious"/>

  <cheat desc="Invincibility">
    <script state="on">
      <action>temp0 =bios.mb@4DC9C</action>
      <action>temp1 =bios.mb@4DD59</action>
    </script>
    <script state="run">
      <action>bios.mb@4DC9C=00</action> <!-- Invincibility against ship-ship collisions -->
      <action>bios.mb@4DD59=00</action> <!-- Invincibility against bullets -->
    </script>
    <script state="off">
      <action>bios.mb@4DC9C=temp0 </action>
      <action>bios.mb@4DD59=temp1 </action>
    </script>
  </cheat>

  <cheat desc="P1 Infinite Lives">
    <script state="run">
      <action>lowbus.ppb@030A1=09</action>
    </script>
  </cheat>

  <cheat desc="P2 Infinite Lives">
    <script state="run">
      <action>lowbus.ppb@030A3=09</action>
    </script>
  </cheat>

  <cheat desc=" "/>
  <cheat desc=" "/>
  <cheat desc="Mappy"/>

  <cheat desc="Invincibility">
    <script state="on">
      <action>temp0 =bios.mb@1BF3F</action>
    </script>
    <script state="run">
      <action>bios.mb@1BF3F=EA</action>
    </script>
    <script state="off">
      <action>bios.mb@1BF3F=temp0 </action>
    </script>
  </cheat>

  <cheat desc="P1 Infinite Lives">
    <script state="run">
      <action>lowbus.ppb@030B6=05</action>
    </script>
  </cheat>

  <cheat desc="P2 Infinite Lives">
    <script state="run">
      <action>lowbus.ppb@030B7=05</action>
    </script>
  </cheat>

  <cheat desc=" "/>
  <cheat desc=" "/>
  <cheat desc="Xevious Scramble Mission	"/>

  <cheat desc="Infinite Time">
    <script state="on">
      <action>temp0 =bios.mb@CD877</action>
      <action>temp1 =bios.mb@CD8E0</action>
    </script>
    <script state="run">
      <action>bios.mb@CD877=00</action> <!-- Ticks -->
      <action>bios.mb@CD8E0=00</action> <!-- Crash Decrement -->
    </script>
    <script state="off">
      <action>bios.mb@CD877=temp0 </action>
      <action>bios.mb@CD8E0=temp1 </action>
    </script>
  </cheat>

  <cheat desc="Invincibility">
    <script state="on">
      <action>temp0 =bios.mb@4DC9C</action>
      <action>temp1 =bios.mb@4DD59</action>
      <action>temp2 =bios.mb@CB93F</action>
      <action>temp3 =bios.mb@CBA44</action>
      <action>temp4 =bios.mb@CBC7C</action>
      <action>temp5 =bios.mb@CCEB3</action>
      <action>temp6 =bios.mb@CCEB8</action>
    </script>
    <script state="run">
      <action>bios.mb@4DC9C=00</action> <!-- Invincibility against ship-ship collisions -->
      <action>bios.mb@4DD59=00</action> <!-- Invincibility against bullets -->
      <action>bios.mb@CB93F=00</action> <!-- Moving Backgrounds 1/2 -->
      <action>bios.mb@CBA44=00</action> <!-- Moving Backgrounds 2/2 -->
      <action>bios.mb@CBC7C=00</action> <!-- Sticky Out Backgrounds -->
      <action>bios.mb@CCEB3=00</action> <!-- Normal Backgrounds 1/2 -->
      <action>bios.mb@CCEB8=EA</action> <!-- Normal Backgrounds 2/2 -->
    </script>
    <script state="off">
      <action>bios.mb@4DC9C=temp0 </action>
      <action>bios.mb@4DD59=temp1 </action>
      <action>bios.mb@CB93F=temp2 </action>
      <action>bios.mb@CBA44=temp3 </action>
      <action>bios.mb@CBC7C=temp4 </action>
      <action>bios.mb@CCEB3=temp5 </action>
      <action>bios.mb@CCEB8=temp6 </action>
    </script>
  </cheat>

  <cheat desc=" "/>
  <cheat desc=" "/>
  <cheat desc="Mappy Revenge of Nyamco"/>

  <cheat desc="Infinite Lives">
    <script state="run">
      <action>lowbus.ppb@03043=05</action>
    </script>
  </cheat>

  <cheat desc="Always Keep Nyamco in Play"> <comment>Disable if the trampoline breaks</comment>
    <script state="run">
      <action condition="lowbus.ppb@00441 LT 35">lowbus.ppb@00441=43</action>
    </script>
  </cheat>

</mamecheat>
<!-- Cheat file downloaded from http://www.mamecheat.co.uk, see cheat.txt for list of contributors. -->
Pugsy

Servicing your cheating needs since 1985 8)

Grab the latest cheat collection:
MAME 0.259 XML cheat collection (6 OCTOBER 2023) from http://www.mamecheat.co.uk or direct from:-
https://mega.nz/file/q4dHGZ6K#i-EUiqIjH ... KMz7hnbTfw (ZIP Archive 3.76MB)
crazyc
Posts: 31
Joined: Sat Apr 30, 2016 4:49 pm

Re: [namcons1] cheats

Post by crazyc »

Pugsy wrote: Sat Dec 29, 2018 1:39 am <!-- bp 4dc98,1,{pc=4dca0;g} <==use in debugger, this will give you Invincibility against ship collisions - how to poke in cheat engine? -->
That is in the ":bios" rom region at the same address. Just fill 4dc98-4dca0 with 0xea which is the 6502 NOP instruction.
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Pugsy
Posts: 3638
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Re: [namcons1] cheats

Post by Pugsy »

Thanks, I guess I read "bios" and just skipped it....doh!

Updated the cheats above now.
Pugsy

Servicing your cheating needs since 1985 8)

Grab the latest cheat collection:
MAME 0.259 XML cheat collection (6 OCTOBER 2023) from http://www.mamecheat.co.uk or direct from:-
https://mega.nz/file/q4dHGZ6K#i-EUiqIjH ... KMz7hnbTfw (ZIP Archive 3.76MB)
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