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NEO_SNES_Myth_Cart_Upgrade_Core_V2.1 released


the modify history:
[1] add soft-reset function
[2] fix the SD card read/write issue


about soft-reset function:
$00C050 SET 0X00 don't back to MENU
0X01 hold RESET over 3 seconds then back to MENU
0X02 press RESET then back to MENU
0X03 use software control back to MENU



about the software MENU
$00C012 SET 0X01 $003800~$003FFF RAM READ ON <CPLD RAM
$00C015 SET 0X01 $003800~$003FFF RAM WRITE ON <CPLD RAM


1.GAME $FFEA:XX YY move to 3FF0
3FF0:XX YY

2.GAME $FFEA XX YY need change to 00 3E


$3E00 PHP
PHA
LDA $004219
CMP #$30 ( SEL+START )
BEQ SRET
PLA
PLP
JMP ($3FF0) << JUMP NMI

SRET:
STA $00FFFF << RESET CPLD IO
NOP
JMP ($FFFC) << JUMP MENU

Download : http://www.neoflash.com/forum/index.php/topic,6383