ICP DAS USA PCI-D64HU User Manual

Also see for PCI-D64HU: Quick start guide

Contents

4.6 d64h_di_async_checkVC6short d64h_di_async_check (BYTE bCardID, BOOLEAN *pStopped, U32 *pAccessCount)VB6d64h_di_async_check (ByVal bCardID As Byte, ByRef Stopped As Byte, ByRef AccessCnt AsLong) As IntegerDescription:This function checks if the asynchronous operation is completed. If the digital-input is completed, thenumber of samples will be returned.Parameters:bCardID: The specific Card ID that is configured with the on-board Dip-Switch.pStopped: The pointer to the variable that stores the status of digital-input acquisition.pAccessCount: The pointer to the variable that stores the number of samples when the digital-input iscompleted.Return Code:SUCCESS_NO_ERROR: The function returns successfully.ERROR_INVALID_CARD_ID: There is no active PCI-D64HU card configured with bCardID, or thegiven Card ID is invalid (for instance, Card ID is assigned to 254).ERROR_SYNCH_OP_WITH_ASYNC_CHECK: Indicates the digital-input acquisition is configuredas SYCNH_OP mode, and d64h_di_async_check() is conflict with this operation mode.ERROR_ACCESS_VIOLATION_DATA_COPY: Some system exception occurs while copyingmemory, please check the pointer-type parameter you assign to this function.ERROR_DI_ASYNC_CHECK: Cannot get the status of digital-input buffer, please call GetLastError()for further system information.PCI-D64HU Function Reference Version 23