CP7300A User#39;s Guide.doc

CP7300A User#39;s Guide 导读：就爱阅读网友为您分享以下“CP7300A User#39;s Guide”的资讯，希望对您有所帮助，感谢您对92的支持! 5.26_7300_Get_Sample @ Description For the language without pointer support such as Visual Basic, programmer can use this function to access the index-th data in input DMA buffer. This function is only available in Windows 95 version. @ Syntax Visual C/C++ (Windows 95) int W_7300_Get_Sample (U32 linearAddr, U32 index, U32 *data_value, U32 portWidth) Visual Basic (Windows 95) W_7300_Get_Sample (ByVal linearAddr As Long, ByVal index As Long, data_value As Long, ByVal portWidth As Long) As Long @ Argument linearAddr:The linear address of the allocated DMA memory.index: The index of the sample. The first sample is with index 0.dataValue: The sample retrieved. The width of retrieved data is different with the different portWidth value. portWidth: The port width of the digital input port. The possible values are 8, 16, or 32. @ Return Code NoError C/C++ Libraries 95