diff --git a/AxibugEmuOnline.Client/Assets/Script/NesEmulator/NesEmulator.cs b/AxibugEmuOnline.Client/Assets/Script/NesEmulator/NesEmulator.cs
index 4b882ab..1f081bc 100644
--- a/AxibugEmuOnline.Client/Assets/Script/NesEmulator/NesEmulator.cs
+++ b/AxibugEmuOnline.Client/Assets/Script/NesEmulator/NesEmulator.cs
@@ -15,7 +15,7 @@ namespace AxibugEmuOnline.Client
         private void Start()
         {
             Application.targetFrameRate = 60;
-            StartGame("Kirby.nes");
+            StartGame("tstd2.nes");
         }
 
         public void StartGame(string romName)
diff --git a/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/ff1.NES b/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/ff1.NES
new file mode 100644
index 0000000..1665b6d
Binary files /dev/null and b/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/ff1.NES differ
diff --git a/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/ff1.NES.meta b/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/ff1.NES.meta
new file mode 100644
index 0000000..2681206
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/ff1.NES.meta
@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: 091b4306faaa8fc4084836c5237b76c8
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/tstd2.nes b/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/tstd2.nes
new file mode 100644
index 0000000..68461fd
Binary files /dev/null and b/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/tstd2.nes differ
diff --git a/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/tstd2.nes.meta b/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/tstd2.nes.meta
new file mode 100644
index 0000000..0d85e01
--- /dev/null
+++ b/AxibugEmuOnline.Client/Assets/StreamingAssets/Roms/tstd2.nes.meta
@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: 0fcf57d6e248ead4a874daa51181ec5f
+DefaultImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 
diff --git a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/CoreLibs/RomPatch.cs b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/CoreLibs/RomPatch.cs
index 2b309cd..ec9e03a 100644
--- a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/CoreLibs/RomPatch.cs
+++ b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/CoreLibs/RomPatch.cs
@@ -416,6 +416,11 @@ namespace VirtualNes.Core
                 header.control2 |= (byte)EnumRomControlByte2.ROM_VSUNISYSTEM;
             }
 
+            //吞食天地2 豪华中文版
+            if (crc == 0x19B9E732)
+            {
+                mapper = 199;
+            }
         }
     }
 }
diff --git a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper199.cs b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper199.cs
index 43b8daa..ae92c41 100644
--- a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper199.cs
+++ b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper199.cs
@@ -17,40 +17,40 @@ namespace VirtualNes.Core
         BYTE[] chr = new byte[8];
         BYTE we_sram;
 
-        BYTE irq_type;
+        BYTE JMaddr;
+        BYTE[] JMaddrDAT = new BYTE[3];
+
         BYTE irq_enable;
         BYTE irq_counter;
         BYTE irq_latch;
         BYTE irq_request;
+
         public Mapper199(NES parent) : base(parent)
         {
         }
 
         public override void Reset()
         {
-            for (INT i = 0; i < 8; i++)
+            for (byte i = 0; i < 8; i++)
             {
                 reg[i] = 0x00;
-                chr[i] = (byte)i;
+                chr[i] = i;
             }
             prg[0] = 0x00;
             prg[1] = 0x01;
-            prg[2] = 0x3e;
-            prg[3] = 0x3f;
+            prg[2] = (byte)(PROM_8K_SIZE - 2);
+            prg[3] = (byte)(PROM_8K_SIZE - 1);
             SetBank_CPU();
             SetBank_PPU();
 
-            we_sram = 0;
             irq_enable = irq_counter = irq_latch = irq_request = 0;
 
+            JMaddr = 0;
+            JMaddrDAT[0] = JMaddrDAT[1] = JMaddrDAT[2] = 0;
 
-            uint crcP = nes.rom.GetPROM_CRC();
-            uint crcV = nes.rom.GetVROM_CRC();
-
-            if ((crcP == 0xE80D8741) || (crcV == 0x3846520D))
-            {//脥芒脨脟掳脭脥玫碌脛麓贸脗陆
-                nes.SetRenderMethod(EnumRenderMethod.POST_ALL_RENDER);
-            }
+            we_sram = 0;
+            nes.SetSAVERAM_SIZE(32 * 1024);
+            nes.SetVideoMode(true);
         }
 
 
@@ -61,6 +61,32 @@ namespace VirtualNes.Core
             {
                 return XRAM[addr - 0x4000];
             }
+            else if (addr >= 0x6000 && addr <= 0x7FFF)
+            {
+                if (JMaddr != 0)
+                {
+                    switch (addr)
+                    {
+                        case 0x6000: return JMaddrDAT[0];
+                        case 0x6010: return JMaddrDAT[1];
+                        case 0x6013: JMaddr = 0; return JMaddrDAT[2];
+                    }
+                }
+
+                switch (we_sram)
+                {
+                    case 0xE4:
+                    case 0xEC: return WRAM[(addr & 0x1FFF) + 0x0000];
+                    case 0xE5:
+                    case 0xED: return WRAM[(addr & 0x1FFF) + 0x2000];
+                    case 0xE6:
+                    case 0xEE: return WRAM[(addr & 0x1FFF) + 0x4000];
+                    case 0xE7:
+                    case 0xEF: return WRAM[(addr & 0x1FFF) + 0x6000];
+                    default: return CPU_MEM_BANK[addr >> 13][addr & 0x1FFF];
+                }
+
+            }
             else
             {
                 return base.ReadLow(addr);
@@ -73,6 +99,44 @@ namespace VirtualNes.Core
             if (addr >= 0x5000 && addr <= 0x5FFF)
             {
                 XRAM[addr - 0x4000] = data;
+                if ((we_sram == 0xA1) || (we_sram == 0xA5) || (we_sram == 0xA9))
+                {
+                    JMaddr = 1;
+                    switch (addr)
+                    {
+                        case 0x5000: JMaddrDAT[0] = data; break;
+                        case 0x5010: JMaddrDAT[1] = data; break;
+                        case 0x5013: JMaddrDAT[2] = data; break;
+                    }
+                }
+            }
+            else if (addr >= 0x6000 && addr <= 0x7FFF)
+            {
+
+                switch (we_sram)
+                {
+                    case 0xE4:  //CPU_MEM_BANK
+                    case 0xEC:  //CPU_MEM_BANK
+                        WRAM[(addr & 0x1FFF) + 0x0000] = data;
+                        CPU_MEM_BANK[addr >> 13][addr & 0x1FFF] = data;
+                        break;
+                    case 0xE5:  //SRAM
+                    case 0xED:  //SRAM
+                        WRAM[(addr & 0x1FFF) + 0x2000] = data;
+                        break;
+                    case 0xE6:
+                    case 0xEE:
+                        WRAM[(addr & 0x1FFF) + 0x4000] = data;
+                        break;
+                    case 0xE7:
+                    case 0xEF:
+                        WRAM[(addr & 0x1FFF) + 0x6000] = data;
+                        break;
+                    default:
+                        CPU_MEM_BANK[addr >> 13][addr & 0x1FFF] = data;
+                        break;
+                }
+
             }
             else
             {
@@ -83,8 +147,6 @@ namespace VirtualNes.Core
         //void Mapper199::Write(WORD addr, BYTE data)
         public override void Write(ushort addr, byte data)
         {
-            //DEBUGOUT( "MPRWR A=%04X D=%02X L=%3d CYC=%d\n", addr&0xFFFF, data&0xFF, nes.GetScanline(), nes.cpu.GetTotalCycles() );
-
             switch (addr & 0xE001)
             {
                 case 0x8000:
@@ -94,7 +156,6 @@ namespace VirtualNes.Core
                     break;
                 case 0x8001:
                     reg[1] = data;
-
                     switch (reg[0] & 0x0f)
                     {
                         case 0x00: chr[0] = data; SetBank_PPU(); break;
@@ -113,16 +174,16 @@ namespace VirtualNes.Core
                     break;
                 case 0xA000:
                     reg[2] = data;
-                    //if( !nes.rom.Is4SCREEN() ) 
-                    {
-                        if (data == 0) SetVRAM_Mirror(VRAM_VMIRROR);
-                        else if (data == 1) SetVRAM_Mirror(VRAM_HMIRROR);
-                        else if (data == 2) SetVRAM_Mirror(VRAM_MIRROR4L);
-                        else SetVRAM_Mirror(VRAM_MIRROR4H);
-                    }
+                    data &= 0x03;
+                    if (data == 0) SetVRAM_Mirror(VRAM_VMIRROR);
+                    else if (data == 1) SetVRAM_Mirror(VRAM_HMIRROR);
+                    else if (data == 2) SetVRAM_Mirror(VRAM_MIRROR4L);
+                    else SetVRAM_Mirror(VRAM_MIRROR4H);
                     break;
                 case 0xA001:
+                    //			DEBUGOUT( "MPRWR    A=%04X D=%02X L=%3d CYC=%d\n", addr&0xFFFF, data&0xFF, nes->GetScanline(), nes->cpu->GetTotalCycles() );
                     reg[3] = data;
+                    we_sram = data;
                     break;
                 case 0xC000:
                     reg[4] = data;
@@ -162,15 +223,16 @@ namespace VirtualNes.Core
                         {
                             if (irq_counter != 0)
                             {
-                                irq_counter--;
+                                irq_counter -= 1;
                             }
                         }
-                        if ((irq_counter--) == 0)
+                        if (irq_counter == 0)
                         {
                             irq_request = 0xFF;
                             irq_counter = irq_latch;
                             nes.cpu.SetIRQ(IRQ_MAPPER);
                         }
+                        irq_counter--;
                     }
                 }
             }
@@ -186,56 +248,66 @@ namespace VirtualNes.Core
 
         void SetBank_PPU()
         {
-            //unsigned int bank = (reg[0] & 0x80) >> 5;
-            int bank = (reg[0] & 0x80) >> 5;
+            uint bank = (uint)((reg[0] & 0x80) >> 5);
             for (int x = 0; x < 8; x++)
             {
                 if (chr[x] <= 7)
-                {
                     SetCRAM_1K_Bank((byte)(x ^ bank), chr[x]);
-                }
                 else
-                {
                     SetVROM_1K_Bank((byte)(x ^ bank), chr[x]);
-                }
             }
         }
 
         //void Mapper199::SaveState(LPBYTE p)
         public override void SaveState(byte[] p)
         {
-            for (INT i = 0; i < 8; i++)
-            {
-                p[i] = reg[i];
-                p[10 + i] = chr[i];
-            }
-
-            p[8] = prg[0];
-            p[9] = prg[1];
-            p[18] = irq_enable;
-            p[19] = irq_counter;
-            p[20] = irq_latch;
-            p[21] = irq_request;
-            p[22] = prg[2];
-            p[23] = prg[3];
+            //for (INT i = 0; i < 8; i++)
+            //{
+            //    p[i] = reg[i];
+            //}
+            //for (i = 8; i < 12; i++)
+            //{
+            //    p[i] = prg[i];
+            //}
+            //for (i = 8; i < 20; i++)
+            //{
+            //    p[i] = chr[i];
+            //}
+            //p[20] = we_sram;
+            //p[21] = JMaddr;
+            //p[22] = JMaddrDAT[0];
+            //p[23] = JMaddrDAT[1];
+            //p[24] = JMaddrDAT[2];
+            //p[25] = irq_enable;
+            //p[26] = irq_counter;
+            //p[27] = irq_latch;
+            //p[28] = irq_request;
         }
 
         //void Mapper199::LoadState(LPBYTE p)
         public override void LoadState(byte[] p)
         {
-            for (INT i = 0; i < 8; i++)
-            {
-                reg[i] = p[i];
-                chr[i] = p[10 + i];
-            }
-            prg[0] = p[8];
-            prg[1] = p[9];
-            irq_enable = p[18];
-            irq_counter = p[19];
-            irq_latch = p[20];
-            irq_request = p[21];
-            prg[2] = p[22];
-            prg[3] = p[23];
+            //for (INT i = 0; i < 8; i++)
+            //{
+            //    reg[i] = p[i];
+            //}
+            //for (i = 8; i < 12; i++)
+            //{
+            //    prg[i] = p[i];
+            //}
+            //for (i = 8; i < 20; i++)
+            //{
+            //    chr[i] = p[i];
+            //}
+            //we_sram = p[20];
+            //JMaddr = p[21];
+            //JMaddrDAT[0] = p[22];
+            //JMaddrDAT[1] = p[23];
+            //JMaddrDAT[2] = p[24];
+            //irq_enable = p[25];
+            //irq_counter = p[26];
+            //irq_latch = p[27];
+            //irq_request = p[28];
         }
 
         public override bool IsStateSave()
diff --git a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper245.cs b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper245.cs
index e989616..9fe7b3c 100644
--- a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper245.cs
+++ b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/Mapper/Mapper245.cs
@@ -1,12 +1,10 @@
 锘�//////////////////////////////////////////////////////////////
 // Mapper245  Yong Zhe Dou E Long                                       //
 //////////////////////////////////////////////////////////////////////////
-using static VirtualNes.MMU;
 using static VirtualNes.Core.CPU;
-using INT = System.Int32;
+using static VirtualNes.MMU;
 using BYTE = System.Byte;
-using System;
-using Codice.CM.Client.Differences;
+using INT = System.Int32;
 
 namespace VirtualNes.Core
 {
@@ -136,7 +134,7 @@ namespace VirtualNes.Core
             {
                 if (nes.ppu.IsDispON())
                 {
-                    if (irq_enable != 0&& irq_request == 0)
+                    if (irq_enable != 0 && irq_request == 0)
                     {
                         if (scanline == 0)
                         {
@@ -166,9 +164,9 @@ namespace VirtualNes.Core
 
         void SetBank_PPU()
         {
-            if ((VROM_1K_SIZE)!= 0)
+            if ((VROM_1K_SIZE) != 0)
             {
-                if (((reg[0] & 0x80) !+ 0) != 0)
+                if (((reg[0] & 0x80)! + 0) != 0)
                 {
                     SetVROM_8K_Bank(chr4, chr5, chr6, chr7,
                              chr23 + 1, chr23, chr01 + 1, chr01);
@@ -214,23 +212,23 @@ namespace VirtualNes.Core
 
         //void Mapper245::SaveState(LPBYTE p)
         public override void SaveState(byte[] p)
-        {
-                     //for (INT i = 0; i < 8; i++)
-            //{
-            //    p[i] = reg[i];
-            //}
-            //p[8] = prg0;
-            //p[9] = prg1;
-            //p[10] = chr01;
-            //p[11] = chr23;
-            //p[12] = chr4;
-            //p[13] = chr5;
-            //p[14] = chr6;
-            //p[15] = chr7;
-            //p[16] = irq_enable;
-            //p[17] = (BYTE)irq_counter;
-            //p[18] = irq_latch;
-            //p[19] = irq_request;
+        {
+            //for (INT i = 0; i < 8; i++)
+            //{
+            //    p[i] = reg[i];
+            //}
+            //p[8] = prg0;
+            //p[9] = prg1;
+            //p[10] = chr01;
+            //p[11] = chr23;
+            //p[12] = chr4;
+            //p[13] = chr5;
+            //p[14] = chr6;
+            //p[15] = chr7;
+            //p[16] = irq_enable;
+            //p[17] = (BYTE)irq_counter;
+            //p[18] = irq_latch;
+            //p[19] = irq_request;
         }
 
         //void Mapper245::LoadState(LPBYTE p)
diff --git a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/NES.cs b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/NES.cs
index 77d5675..ecbfd37 100644
--- a/AxibugEmuOnline.Client/Assets/VirtualNes.Core/NES.cs
+++ b/AxibugEmuOnline.Client/Assets/VirtualNes.Core/NES.cs
@@ -245,6 +245,8 @@ namespace VirtualNes.Core
 
                 Debuger.Log($"{rom.GetRomName()}");
                 Debuger.Log($"Mapper        : #{rom.GetMapperNo():D3}");
+                Debuger.Log($"PROM-CRC      : #{rom.GetPROM_CRC():X2}");
+                Debuger.Log($"VROM-CRC      : #{rom.GetVROM_CRC():X2}");
                 Debuger.Log($"PRG SIZE      : {16 * rom.GetPROM_SIZE():4:0000}K");
                 Debuger.Log($"CHR SIZE      : {8 * rom.GetVROM_SIZE():4:0000}K");