diff --git a/src/boards/380.c b/src/boards/380.c
index 912e266..f14ac63 100644
--- a/src/boards/380.c
+++ b/src/boards/380.c
@@ -26,6 +26,7 @@
 static uint16 latche;
 static uint8 dipswitch;
 static uint8 isKN35A;
+static uint8 is4K1;
 
 static SFORMAT StateRegs[] = {
    { &latche, 2 | FCEUSTATE_RLSB, "LATC" },
@@ -50,13 +51,13 @@ static void Sync(void)
       setprg16(0x8000, latche >> 2);
       setprg16(0xC000, (latche >> 2) | 7 | (isKN35A && latche &0x100? 8: 0));
    }
-   setmirror(((latche >> 1) & 1) ^ 1);
+   setmirror(latche &(is4K1? 0x040: 0x002)? MI_H: MI_V);
 }
 
 static DECLFR(M380Read)
 {
    if (latche & 0x100 && !isKN35A)
-      return dipswitch;
+      return CartBR(A | dipswitch);
    return CartBR(A);
 }
 
@@ -91,6 +92,7 @@ static void StateRestore(int version)
 void Mapper380_Init(CartInfo *info)
 {
    isKN35A = info->iNES2 && info->submapper == 1;
+   is4K1 = info->iNES2 && info->submapper == 2;
    info->Power = M380Power;
    info->Reset = M380Reset;
    GameStateRestore = StateRestore;
diff --git a/src/boards/449.c b/src/boards/449.c
index f07ebb4..72e4b4c 100644
--- a/src/boards/449.c
+++ b/src/boards/449.c
@@ -23,12 +23,14 @@
 static uint16 latchAddr;
 static uint8  latchData;
 static uint8  dipswitch;
+static uint8  dipselect;
 
 static SFORMAT StateRegs[] =
 {
    { &latchAddr, 2, "ADDR" },
    { &latchData, 1, "DATA" },
    { &latchData, 1, "DIPS" },
+   { &dipselect, 1, "DSEL" },
    { 0 }
 };
 
@@ -58,12 +60,20 @@ static void Mapper449_Sync(void)
 
 static DECLFR(Mapper449_Read)
 {
+   if (dipselect)
+      return dipswitch &0x3;
+   else
    if (latchAddr &0x200)
-      return CartBR(A | dipswitch);
+      return CartBR(A | dipswitch &0xF);
    else
       return CartBR(A);
 }
 
+static DECLFW(Mapper449_WriteDIPSelect)
+{
+   dipselect =V &1;
+}
+
 static DECLFW(Mapper449_WriteLatch)
 {
    latchData =V;
@@ -73,15 +83,16 @@ static DECLFW(Mapper449_WriteLatch)
 
 static void Mapper449_Reset(void)
 {
-   dipswitch =(dipswitch +1) &0xF;
+   dipswitch++;
    latchAddr =latchData =0;
    Mapper449_Sync();
 }
 
 static void Mapper449_Power(void)
 {
-   dipswitch =latchAddr =latchData =0;
+   dipselect =dipswitch =latchAddr =latchData =0;
    Mapper449_Sync();
+   SetWriteHandler(0x6000, 0x7FFF, Mapper449_WriteDIPSelect);
    SetWriteHandler(0x8000, 0xFFFF, Mapper449_WriteLatch);
    SetReadHandler(0x6000, 0x7FFF, CartBR);
    SetReadHandler(0x8000, 0xFFFF, Mapper449_Read);
diff --git a/src/boards/addrlatch.c b/src/boards/addrlatch.c
index a989010..a86d426 100644
--- a/src/boards/addrlatch.c
+++ b/src/boards/addrlatch.c
@@ -194,33 +194,34 @@ void Mapper61_Init(CartInfo *info) {
  * Mapper 63 NTDEC-Multicart
  * http://wiki.nesdev.com/w/index.php/INES_Mapper_063
  * - Powerful 250-in-1
- * - Hello Kitty 255-in-1 */
+ * - Hello Kitty 255-in-1
+ * Submapper 1:
+ * - NTDEC 82-in-1 */
 
 static uint16 openBus;
 
 static DECLFR(M63Read) {
-	if (A < 0xC000)
-		if (openBus)
-			return X.DB;
+	if (openBus)
+		return X.DB;
 	return CartBR(A);
 }
 
 static void M63Sync(void) {
-	uint16 mode = latche & 2;
-	uint16 prg_bank = (latche & 0x3F8) >> 1;
-	uint16 prg16 = (latche & 4) >> 1;
-
-	openBus = ((latche & 0x300) == 0x300);
-	setprg8(0x8000, (prg_bank | (mode ? 0 : prg16 | 0)));
-	setprg8(0xA000, (prg_bank | (mode ? 1 : prg16 | 1)));
-	setprg8(0xC000, (prg_bank | (mode ? 2 : prg16 | 0)));
-	setprg8(0xE000, ((latche & 0x800) ? ((latche & 0x7C) | ((latche & 6) ? 3 : 1)) :
-					(prg_bank | (mode ? 3 : (prg16 | 1)))));
+	uint16 prg =latche >>2 &(submapper ==1? 0x7F: 0xFF);
+	if (latche &2)
+		setprg32(0x8000, prg >>1);
+	else {
+		setprg16(0x8000, prg);
+		setprg16(0xC000, prg);
+	}
+	openBus =prg >=ROM_size;
+	SetupCartCHRMapping(0, CHRptr[0], 0x2000, latche &(submapper ==1? 0x200: 0x400)? 0: 1);
 	setchr8(0);
-	setmirror((latche & 1) ^ 1);
+	setmirror(latche &1? MI_H: MI_V);
 }
 
 void Mapper63_Init(CartInfo *info) {
+	submapper = info->submapper;
 	Latch_Init(info, M63Sync, M63Read, 0x0000, 0x8000, 0xFFFF, 0);
 }
 
@@ -254,13 +255,14 @@ void Mapper92_Init(CartInfo *info) {
 /*------------------ Map 200 ---------------------------*/
 
 static void M200Sync(void) {
-	setprg16(0x8000, latche & 7);
-	setprg16(0xC000, latche & 7);
-	setchr8(latche & 7);
-	setmirror(((latche >> 3) & 1) ^ 1);
+	setprg16(0x8000, latche);
+	setprg16(0xC000, latche);
+	setchr8(latche);
+	setmirror(latche &(submapper ==1? 4: 8)? MI_H: MI_V);
 }
 
 void Mapper200_Init(CartInfo *info) {
+	submapper = info->submapper;
 	Latch_Init(info, M200Sync, NULL, 0xFFFF, 0x8000, 0xFFFF, 0);
 }
 
@@ -413,9 +415,25 @@ static void M227Sync(void) {
 	setprg8r(0x10, 0x6000, 0);
 }
 
+static DECLFR(M227Read) {
+	if (latche &0x0400)
+		return CartBR(A | dipswitch);
+	else
+		return CartBR(A);
+}
+
+static void Mapper227_Reset(void) {
+	dipswitch++;
+	dipswitch &= 15;
+	latche = 0;
+	M227Sync();
+}
+
 void Mapper227_Init(CartInfo *info) {
 	submapper =info->submapper;
-	Latch_Init(info, M227Sync, NULL, 0x0000, 0x8000, 0xFFFF, 1);
+	Latch_Init(info, M227Sync, M227Read, 0x0000, 0x8000, 0xFFFF, info->iNES2 && (info->PRGRamSize || info->PRGRamSaveSize) || info->battery);
+	info->Reset = Mapper227_Reset;
+	AddExState(&dipswitch, 1, 0, "DIPSW");
 }
 
 /*------------------ Map 229 ---------------------------*/
@@ -509,9 +527,25 @@ static void M242Sync(void) {
 	setprg8r(0x10, 0x6000, 0);
 }
 
+static DECLFR(M242Read) {
+	if (latche &0x0100)
+		return CartBR(A | dipswitch);
+	else
+		return CartBR(A);
+}
+
+static void Mapper242_Reset(void) {
+	dipswitch++;
+	dipswitch &= 31;
+	latche = 0;
+	M242Sync();
+}
+
 void Mapper242_Init(CartInfo *info) {
 	M242TwoChips = info->PRGRomSize &0x20000 && info->PRGRomSize >0x20000;
-	Latch_Init(info, M242Sync, NULL, 0x0000, 0x8000, 0xFFFF, 1);
+	Latch_Init(info, M242Sync, M242Read, 0x0000, 0x8000, 0xFFFF,  info->iNES2 && (info->PRGRamSize || info->PRGRamSaveSize) || info->battery);
+	info->Reset = Mapper242_Reset;
+	AddExState(&dipswitch, 1, 0, "DIPSW");
 }
 
 /*------------------ Map 288 ---------------------------*/
@@ -745,7 +779,7 @@ static void M435Sync(void) {
 		setprg16(0xC000, p | 7);
 	}
 
-	if (latche &0x800)
+	if (latche &0x200)
 		SetupCartCHRMapping(0, CHRptr[0], 0x2000, 0);
 	else
 		SetupCartCHRMapping(0, CHRptr[0], 0x2000, 1);
diff --git a/src/boards/mmc3.c b/src/boards/mmc3.c
index 864e498..f45ee11 100644
--- a/src/boards/mmc3.c
+++ b/src/boards/mmc3.c
@@ -657,7 +657,6 @@ static void M52PW(uint32 A, uint8 V) {
 
 static void M52CW(uint32 A, uint8 V) {
 	uint32 mask = 0xFF ^ ((EXPREGS[0] & 0x40) << 1);
-/*	uint32 bank = (((EXPREGS[0]>>3)&4)|((EXPREGS[0]>>1)&2)|((EXPREGS[0]>>6)&(EXPREGS[0]>>4)&1))<<7; */
 	uint32 bank = (((EXPREGS[0] >> 4) & 2) | (EXPREGS[0] & 4) | ((EXPREGS[0] >> 6) & (EXPREGS[0] >> 4) & 1)) << 7;	/* actually 256K CHR banks index bits is inverted! */
 	if (CHRRAM && (EXPREGS[0] &3) ==3)
 		setchr1r(0x10, A, bank | (V & mask));
@@ -665,6 +664,15 @@ static void M52CW(uint32 A, uint8 V) {
 		setchr1(A, bank | (V & mask));
 }
 
+static void M52S14CW(uint32 A, uint8 V) {
+	uint32 mask = 0xFF ^ ((EXPREGS[0] & 0x40) << 1);
+	uint32 bank = EXPREGS[0] <<3 &0x80 | EXPREGS[0] <<7 &0x300;
+	if (EXPREGS[0] &0x20)
+		setchr1r(0x10, A, bank | (V & mask));
+	else
+		setchr1(A, bank | (V & mask));
+}
+
 static DECLFW(M52Write) {
 	if (EXPREGS[1]) {
 		WRAM[A - 0x6000] = V;
@@ -689,12 +697,13 @@ static void M52Power(void) {
 
 void Mapper52_Init(CartInfo *info) {
 	GenMMC3_Init(info, 256, 256, 8, info->battery);
-	cwrap = M52CW;
+	isRevB = 0; /* For Aladdin in NT-8062 */
+	cwrap = info->submapper ==14? M52S14CW: M52CW;
 	pwrap = M52PW;
 	info->Reset = M52Reset;
 	info->Power = M52Power;
 	AddExState(EXPREGS, 2, 0, "EXPR");
-	if (info->iNES2 && info->submapper ==13) {
+	if (info->iNES2 && (info->submapper ==13 || info->submapper ==14)) {
 		CHRRAMSIZE = 8192;
 		CHRRAM = (uint8*)FCEU_gmalloc(CHRRAMSIZE);
 		SetupCartCHRMapping(0x10, CHRRAM, CHRRAMSIZE, 1);
@@ -1086,18 +1095,79 @@ void UNLMaliSB_Init(CartInfo *info) {
 
 /* ---------------------------- Mapper 197 ------------------------------- */
 
-static void M197CW(uint32 A, uint8 V) {
-	if (A == 0x0000)
-		setchr4(0x0000, V >> 1);
-	else if (A == 0x1000)
-		setchr2(0x1000, V);
-	else if (A == 0x1400)
-		setchr2(0x1800, V);
+static void M197S0CW(uint32 A, uint8 V) {
+	switch(A) {
+	case 0x0000: setchr2(0x0000, V); break;
+	case 0x0400: setchr2(0x0800, V); break;
+	case 0x1000: setchr2(0x1000, V); break;
+	case 0x1400: setchr2(0x1800, V); break;
+	}
+}
+
+static void M197S1CW(uint32 A, uint8 V) {
+	switch(A) {
+	case 0x0800: setchr2(0x0000, V); break;
+	case 0x0C00: setchr2(0x0800, V); break;
+	case 0x1800: setchr2(0x1000, V); break;
+	case 0x1C00: setchr2(0x1800, V); break;
+	}
+}
+
+static void M197S2CW(uint32 A, uint8 V) {
+	switch(A) {
+	case 0x0000: setchr2(0x0000, V); break;
+	case 0x0C00: setchr2(0x0800, V); break;
+	case 0x1000: setchr2(0x1000, V); break;
+	case 0x1C00: setchr2(0x1800, V); break;
+	}
+}
+
+static void M197S3CW(uint32 A, uint8 V) {
+	switch(A) {
+	case 0x0000: setchr2(0x0000, V | EXPREGS[0] <<7 &0x100); break;
+	case 0x0400: setchr2(0x0800, V | EXPREGS[0] <<7 &0x100); break;
+	case 0x1000: setchr2(0x1000, V | EXPREGS[0] <<7 &0x100); break;
+	case 0x1400: setchr2(0x1800, V | EXPREGS[0] <<7 &0x100); break;
+	}
+}
+
+static void M197S3PW(uint32 A, uint8 V) {
+	setprg8(A, V &(EXPREGS[0] &8? 0x0F: 0x1F) | EXPREGS[0] <<4);
+}
+
+static DECLFW(Mapper197S3Write) {
+	if (A001B &0x80) {
+		EXPREGS[0] =V;
+		FixMMC3PRG(MMC3_cmd);
+		FixMMC3CHR(MMC3_cmd);
+	}
+}
+
+static void Mapper197S3_Reset(void) {
+	EXPREGS[0] =0;
+	FixMMC3PRG(MMC3_cmd);
+	FixMMC3CHR(MMC3_cmd);
+}
+
+static void Mapper197S3_Power(void) {
+	EXPREGS[0] =0;
+	GenMMC3Power();
+	SetWriteHandler(0x6000, 0x7fff, Mapper197S3Write);
 }
 
 void Mapper197_Init(CartInfo *info) {
-	GenMMC3_Init(info, 128, 512, 8, 0);
-	cwrap = M197CW;
+	GenMMC3_Init(info, 128, 512, 8, 0);	
+	switch(info->submapper) {
+		case 0: cwrap =M197S0CW; break;
+		case 1: cwrap =M197S1CW; break;
+		case 2: cwrap =M197S2CW; break;
+		case 3: cwrap =M197S3CW;
+		        pwrap =M197S3PW;
+			info->Power = Mapper197S3_Power;
+			info->Reset = Mapper197S3_Reset;
+			break;
+	}
+	AddExState(EXPREGS, 1, 0, "EXPR");
 }
 
 /* ---------------------------- Mapper 198 ------------------------------- */