Irinos Measurement System

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Navigation: MscDll Reference Guide > API (programming interface) > General

MSC_WriteCommand

This function writes data to the Irinos-System and waits for a response.

Definition

MSC_STATUS
MSC_WriteCommand(
MSC_HANDLE Handle,
unsigned char OpCode,
unsigned long SndBufferSize,
void* SndBuffer,
unsigned long RcvBufferSize,
void* RcvBuffer,
unsigned long* BytesReceived,
unsigned long Timeout
);

Parameter

Handle

Device-Handle, which has been returned by a previous call of the function MSC_OpenDevice.

OpCode

Opcode for the data to be transmitted.

SndBufferSize

Size of the data, which shall be sent.

SndBuffer

Buffer with data, which shall be sent. Minimum size is „SndBufferSize“.

RcvBufferSize

Size of the receive buffer. Enough space must be provided for the response data.

RcvBuffer

Buffer for the response data. Minimum size is „RcvBufferSize“.

BytesReceived

Number of bytes received.

Timeout

Timeout for the data exchange in ms, e.g. 500.

Return value

If successful, MSC_STATUS_SUCCESS will be returned. In case of an error, an error code will be returned.

Comments

This function is used to send a single data packet to the Irinos-System and to receive the related response. The data transfer must be started. The MscDll waits until the data is sent and the response has been received or until a timeout occurs.