1)   RapidDriver 2.1.5.1
Hardware Developers: Insert your USB/PCI/ISA PnP device and perform various operations from GUI interface: read USB descriptors, perform USB pipes operations, read PCI registers, handle interruptions, control Parallel and Serial Ports.

 2)   TVicPort 4.1
TVicPort is set of general purpose device drivers that allow you to access and control hardware directly from within a Win32 application without using the Windows DDK.