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diff --git a/Cyclone/Cyclone.h b/Cyclone/Cyclone.h
new file mode 100644
index 0000000..99fb1fc
--- /dev/null
+++ b/Cyclone/Cyclone.h
@@ -0,0 +1,45 @@
+
+// Cyclone 68000 Emulator - Header File
+
+// This code is licensed under the GNU General Public License version 2.0 and the MAME License.
+// You can choose the license that has the most advantages for you.
+
+// SVN repository can be found at http://code.google.com/p/cyclone68000/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern int CycloneVer; // Version number of library
+
+struct Cyclone
+{
+  unsigned int d[8];   // [r7,#0x00]
+  unsigned int a[8];   // [r7,#0x20]
+  unsigned int pc;     // [r7,#0x40] Memory Base+PC
+  unsigned char srh;   // [r7,#0x44] Status Register high (T_S__III)
+  unsigned char xc;    // [r7,#0x45] Extend flag (____??X?)
+  unsigned char flags; // [r7,#0x46] Flags (ARM order: ____NZCV)
+  unsigned char irq;   // [r7,#0x47] IRQ level
+  unsigned int osp;    // [r7,#0x48] Other Stack Pointer (USP/SSP)
+  unsigned int vector; // [r7,#0x50] IRQ vector (temporary)
+  int pad1[3];
+  int cycles;          // [r7,#0x5c]
+  int membase;         // [r7,#0x60] Memory Base (ARM address minus 68000 address)
+  unsigned int   (*checkpc)(unsigned int pc); // [r7,#0x64] - Called to recalc Memory Base+pc
+  unsigned char  (*read8  )(unsigned int a);  // [r7,#0x68]
+  unsigned short (*read16 )(unsigned int a);  // [r7,#0x6c]
+  unsigned int   (*read32 )(unsigned int a);  // [r7,#0x70]
+  void (*write8 )(unsigned int a,unsigned char  d); // [r7,#0x74]
+  void (*write16)(unsigned int a,unsigned short d); // [r7,#0x78]
+  void (*write32)(unsigned int a,unsigned int   d); // [r7,#0x7c]
+  unsigned char  (*fetch8 )(unsigned int a);  // [r7,#0x80]
+  unsigned short (*fetch16)(unsigned int a);  // [r7,#0x84]
+  unsigned int   (*fetch32)(unsigned int a);  // [r7,#0x88]
+};
+
+void CycloneRun(struct Cyclone *pcy);
+
+#ifdef __cplusplus
+} // End of extern "C"
+#endif