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 |
ViUInt16 |
VI_NMAPPED (1) |
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
VI_ATTR_WIN_BASE_ADDR/VI_ATTR_WIN_BASE_ADDR_32/VI_ATTR_WIN_BASE_ADDR_64
VI_ATTR_WIN_SIZE/VI_ATTR_WIN_SIZE_32/VI_ATTR_WIN_SIZE_64