Arm LPC2148 USB with Visual Basic complete source code can be directly used by the test.
File list:
ET_HID_USB2148_DEMO_VB
.....................\APIGID32.DLL
.....................\ET_HID_USB2148_DEMO_VB.exe
.....................\ET_HID_USB2148_DEMO_VB.vbp
.....................\ET_HID_USB2148_DEMO_VB.vbw
.....................\Form1.frm
.....................\hid.dll
.....................\HIDInterface.bas
.....................\MSSCCPRJ.SCC
.....................\OSInterface.bas
.....................\setupapi.dll
.....................\USBInterface.bas