0x0000 BIOS (1024 Bytes) 0x03FF ------- 0x0400 CMOS (128 Bytes) BootDisk: 0x0010 0x047F ------- 0x0480 INTERRUPT VECTOR (512 Bytes) 0x067F ------- 0x0680 KEYBOARD MAPPING (224 Bytes) 0x075F ------- 0x0760 MOUSE MAPPING (32 Bytes) 0x077F ------- 0x0780 BIOS VIDEO MEMORY (3840 Bytes) 0x000: Clear Color (1 Byte) 0x001: Palette (1 Byte) 0x002: UseTransparencyOn0x5 (1 Byte) 0x003: Signal (1 Byte) 0x00: Continue 0x01: Clear Screen 0x03C - 0xEFF: 3780 Bytes Structure: 90x21 characters 1 Byte ascii 1 byte: 4 Bits background/4 bits foreground 0x167F ------- 0x1680 BOOTLOADER (512 Bytes) 0x187F ------- 0x1880 DISK INTERFACE (128 Bytes) Read/Write: Signal: 1 Byte 0x00: Start Operation 0x01: Cancel Current Operation 0xFF: Ignore Mode: 1 Byte 0x00: Read 0x01: Write Disk: 1 Byte Sector: 2 Bytes Address: 2 Bytes DataSize: 2 Bytes DataAddress: 2 Byte ReadOnly: Status: 1 Byte 0x00: Free 0x01: Writing 0x02: Reading CurrentDisk: 1 Byte CurrentSector: 2 Bytes CurrentAddress: 2 Bytes RestDataSize: 2 Bytes SourceData: 2 Bytes Free: 107 Byte 0x18FF ------- 0x1900 VIDEO CARD INTERFACE (256 Bytes) 0x19FF ------- 0x1A00 GENERIC SERIAL INTERFACE (64 Bytes) 0x1A3F ------- 0x1A40 RAM (58815 Bytes) 0xFFFF