break;
case 0x9:MIRROR_SET2(V&1);
IREMCon=(V>>1)&1;
if(IREMCon) {ROM_BANK8(0xc000,mapbyte1[1]);ROM_BANK8(0x8000,~1);}
else {ROM_BANK8(0x8000,mapbyte1[1]); ROM_BANK8(0xc000,~1);}
MIRROR_SET(V&1);
break;
case 0x9:MIRROR_SET2(V&1);
IREMCon=(V>>1)&1;
if(IREMCon) {ROM_BANK8(0xc000,mapbyte1[1]);ROM_BANK8(0x8000,~1);}
else {ROM_BANK8(0x8000,mapbyte1[1]); ROM_BANK8(0xc000,~1);}
MIRROR_SET(V&1);