OPCDA device
Accessible data type
Data type
VT_BOOL (Boolean)
VT_I1 (8bit signed integer)
VT_UI1 (8bit unsigned integer)
VT_I2 (16bit signed integer)
VT_UI2 (16bit unsigned integer)
VT_I4 (32bit signed integer)
VT_UI4 (32bit unsigned integer)
VT_R4 (32bit signed real)
VT_I8 (64bit signed integer)
VT_UI8 (64bit unsigned integer)
VT_R8 (64bit signed real)
VT_BSTR (String)
VT_ARRAY(Array)
Comment
