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Contents Programming For ISA Hardware Overview Programmers Guide Scenario I/O Ports control Single read/write operations Data array read/write operations Accessing Physical Memory Addresses Memory Mapping Additional Functions Hardware interrupts handling at user level Common Functions OpenRapidIsa CloseRapidIsa IsRapidIsaOpened GetHardwareConfiguration Direct Port I/O GetPortByte GetPortWord GetPortLong SetPortByte SetPortWord SetPortLong ReadPortBuffer WritePortBuffer Memory Access MapPhysToLinear UnmapMemory GetMem GetMemW GetMemL SetMem SetMemW SetMemL Hardware Interrupts UnmaskIsaIrq MaskIsaIrq GetInterruptCounter		Single read/write operations Go to RapidDriver Main Page The following set of functions is used to read/write single values through port. Their assignment is evident from names and requires no comments. GetPortByte - read a byte from a port   GetPortWord - read a word from a port   GetPortLong - read a double word from a port   SetPortByte - write a byte to a port   SetPortWord - write a word to a port   SetPortLong - write a double word to a port