This article has a talk page!This page contains notes for the game Super E.D.F.: Earth Defense Force.
Invincibility Cheat Subroutine#
The addresses correspond to the Japanese version Super E.D.F.
$00/861D 4B PHK
$00/861E AB PLB
$00/861F C2 30 REP #$30
$00/8621 AD 53 01 LDA $0153 [$00:0153] //controller button press
$00/8624 F0 15 BEQ $15 [$863B]
$00/8626 AD 3F 01 LDA $013F [$00:013F] //cheat progress counter
$00/8629 0A ASL A
$00/862A AA TAX
compare button press against stored cheat sequence
$00/862B BD 4F 86 LDA $864F,x[$00:864F]
$00/862E CD 53 01 CMP $0153 [$00:0153]
$00/8631 F0 05 BEQ $05 [$8638]
button press doesn't match
$00/8633 9C 3F 01 STZ $013F [$00:013F] //reset cheat progress
$00/8636 80 03 BRA $03 [$863B]
button press matches
$00/8638 EE 3F 01 INC $013F [$00:013F]
check progress
$00/863B AD 3F 01 LDA $013F [$00:013F]
$00/863E C9 0A 00 CMP #$000A //10 successful presses required
$00/8641 90 0B BCC $0B [$864E]
success
$00/8643 A9 FF FF LDA #$FFFF
$00/8646 8D 81 01 STA $0181 [$00:0181]
$00/8649 85 16 STA $16 [$00:0016]
$00/864B 9C 0A 01 STZ $010A [$00:010A] //resumes gameplay
exit
$00/864E 60 RTS
00864F 8000 0080 4000 0040 2000 1000 0008 0004 0002 0001
A B X Y L R up down left right