VI_ATTR_WIN_ACCESS

Resource Classes

FireWire INSTR, GPIB-VXI INSTR, GPIB-VXI MEMACC, PXI INSTR, PXI MEMACC, VXI INSTR, VXI MEMACC

Attribute Information

Access Privilege	Data Type	Range	Default
Read Only Local	ViUInt16	VI_NMAPPED (1) VI_USE_OPERS (2) VI_DEREF_ADDR (3)	VI_NMAPPED

Description

VI_ATTR_WIN_ACCESS specifies the modes in which the current window may be accessed.

• If VI_NMAPPED, the window is not currently mapped.
• If VI_USE_OPERS, the window is accessible through the viPeekXX() and viPokeXX() operations only.
• If VI_DEREF_ADDR, you can either use operations or directly dereference the mapped address as a pointer.

Related Topics

INSTR Resource

MEMACC Resource

VI_ATTR_WIN_ACCESS_PRIV

VI_ATTR_WIN_BASE_ADDR/VI_ATTR_WIN_BASE_ADDR_32/VI_ATTR_WIN_BASE_ADDR_64

VI_ATTR_WIN_BYTE_ORDER

VI_ATTR_WIN_SIZE/VI_ATTR_WIN_SIZE_32/VI_ATTR_WIN_SIZE_64

viMapAddress/viMapAddressEx

viPeek8/viPeek16/viPeek32/viPeek64

viPoke8/viPoke16/viPoke32/viPoke64