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<!-- Funky Fish -->
<mamecheat version="1">
<cheat desc="no hit">
<script state="on">
<action>maincpu.mb@28a5 = c9</action> <!-- enemy (level 3) -->
<action>maincpu.mb@2941 = c9</action> <!-- base (level 3) -->
<action>maincpu.mb@36eb = c9</action> <!-- fish -->
<action>maincpu.mb@39e3 = c9</action> <!-- enemy -->
<action>maincpu.mb@3ae3 = c9</action> <!-- base -->
<action>maincpu.mb@3d97 = c9</action> <!-- seahorse -->
</script>
<script state="off">
<action>maincpu.mb@28a5 = dd</action>
<action>maincpu.mb@2941 = 3e</action>
<action>maincpu.mb@36eb = 3e</action>
<action>maincpu.mb@39e3 = dd</action>
<action>maincpu.mb@3ae3 = 3e</action>
<action>maincpu.mb@3d97 = cb</action>
</script>
</cheat>
<cheat desc="auto fire">
<script state="on">
<action>maincpu.mb@26af = 00</action> <!-- tongue -->
<action>maincpu.mb@383b = 00</action> <!-- shot -->
</script>
<script state="off">
<action>maincpu.mb@26af = c8</action>
<action>maincpu.mb@383b = c8</action>
</script>
</cheat>
<cheat desc="player speed (test)">
<comment>also animation speed up so that it's hard to catch fuel by tongue</comment>
<parameter min="0x01" max="0x05" step="0x01" />
<script state="on">
<action>maincpu.mw@043c = 4050</action>
<action>maincpu.mq@4050 = 10c110f7cdc50006</action>
<action>maincpu.mq@4058 = 000000000000c9f9</action>
<!--
4050 | 06 xx : ld b,$xx
4052 | c5 : push bc
4053 | cd f7 10 : call $10F7
4056 | c1 : pop bc
4057 | 10 f9 : djnz $4052
4059 | c9 : ret
-->
</script>
<script state="change">
<action>maincpu.mb@4051 = param</action>
</script>
<script state="off">
<action>maincpu.mw@043c = 102f</action>
<action>maincpu.mq@4050 = 0000000000000000</action>
<action>maincpu.mq@4058 = 0000000000000000</action>
</script>
</cheat>
<cheat desc="fuel speed">
<parameter>
<item value="0xff">01 (slow)</item>
<item value="0x80">02 </item>
<item value="0x40">03 </item>
<item value="0x20">04 </item>
<item value="0x01">05 (fast)</item>
</parameter>
<script state="change">
<action>maincpu.mb@06af = param</action>
</script>
<script state="off">
<action>maincpu.mb@06af = 35</action>
</script>
</cheat>
<cheat desc="sound test mode">
<comment>reset the game (F3) to enter sound test mode</comment>
<script state="on">
<action>maincpu.mw@00bb = 4000</action>
<action>maincpu.mq@4000 = 3a3a18023ee10021</action>
<action>maincpu.mq@4008 = 0707070702e6ec00</action>
<action>maincpu.mq@4010 = 2847b8b1ed003a4f</action>
<action>maincpu.mq@4018 = 01fe35012002feee</action>
<action>maincpu.mq@4020 = 3e042008fe340120</action>
<action>maincpu.mq@4028 = 3e052004fe0618f0</action>
<action>maincpu.mq@4030 = 032010fe78778610</action>
<action>maincpu.mq@4038 = 3e052020fe06187e</action>
<action>maincpu.mq@4040 = 0000c118ec003201</action>
<!--
4000 | 21 00 e1 : ld hl,$E100 // sound code address
4003 | 3e 02 : ld a,$02 // enable sound
4005 | 18 3a : jr $4041
4007 | 3a 00 ec : ld a,($EC00) // read start button
400a | e6 02 : and $02
400c | 07 : rlca
400d | 07 : rlca
400e | 07 : rlca
400f | 07 : rlca
4010 | 4f : ld c,a
4011 | 3a 00 ed : ld a,($ED00) // read other inputs
4014 | b1 : or c
4015 | b8 : cp b
4016 | 47 : ld b,a
4017 | 28 ee : jr z,$4007
4019 | fe 02 : cp $02
401b | 20 01 : jr nz,$401E
401d | 35 : dec (hl) // decrease code -01
401e | fe 01 : cp $01
4020 | 20 01 : jr nz,$4023
4022 | 34 : inc (hl) // increase code +01
4023 | fe 08 : cp $08
4025 | 20 04 : jr nz,$402B
4027 | 3e f0 : ld a,$F0 // decrease code -10
4029 | 18 06 : jr $4031
402b | fe 04 : cp $04
402d | 20 05 : jr nz,$4034
402f | 3e 10 : ld a,$10 // increase code +10
4031 | 86 : add a,(hl)
4032 | 77 : ld (hl),a
4033 | 78 : ld a,b
4034 | fe 10 : cp $10
4036 | 20 03 : jr nz,$403B
4038 | 7e : ld a,(hl) // play sound
4039 | 18 06 : jr $4041
403b | fe 20 : cp $20
403d | 20 05 : jr nz,$4044
403f | 3e 01 : ld a,$01 // stop sound
4041 | 32 00 ec : ld ($EC00),a // send sound code
4044 | 18 c1 : jr $4007
-->
<action>audiocpu.md@0101 = 3e0850c3</action> <!-- recover flag for playing sound after sound stops -->
<action>audiocpu.mq@0850 = ffff0109c30018cd</action>
<!--
0850 | cd 18 00 : call $0018
0853 | c3 09 01 : jp $0109
-->
</script>
<script state="run">
<output format="----- funky fish 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="start 1 : stop sound" line="16" align="center" />
<output format="----------------------------" line="17" align="center" />
<output format="<< sound code %2.2X >>" line="19" align="center" >
<argument>maincpu.pb@e100</argument>
</output>
</script>
<script state="off">
<action> maincpu.mw@00bb = 2db3</action>
<action> maincpu.mq@4000 = 0000000000000000</action>
<action> maincpu.mq@4008 = 0000000000000000</action>
<action> maincpu.mq@4010 = 0000000000000000</action>
<action> maincpu.mq@4018 = 0000000000000000</action>
<action> maincpu.mq@4020 = 0000000000000000</action>
<action> maincpu.mq@4028 = 0000000000000000</action>
<action> maincpu.mq@4030 = 0000000000000000</action>
<action> maincpu.mq@4038 = 0000000000000000</action>
<action> maincpu.mq@4040 = 0000000000000000</action>
<action>audiocpu.md@0101 = 3e0018cd</action>
<action>audiocpu.mq@0850 = ffffffffffffffff</action>
</script>
</cheat>
</mamecheat>BTW, current "invincibility" in the database based on 0.257 has two problems.
- Object doesn't be erased when you hit a small enemy.
- Suddenly you die when you turn this code off after you hit an enemy.