Yokogawa PC-Based MX100 - Manual (Page 72)

2-49
IM MX190-01E
MX100 -Visual C++
2
CDAQMX::getDOData
Syntax
int getDOData(CDAQMXDOData & cMXDoData);
Parameters
cMXDoData Specify the destination where the DO data is to be returned.
Description
Gets the DO data.
Gets the data of all the channels collectively.
Return value
Returns an error number.
Reference
getNo getPacketVersion getUserTime runCommand
CDAQMXDOData::initialize CDAQMXDOData::setDO
CDAQMX::getFIFODataNo
Syntax
int getFIFODataNo(int fifoNo, MXDataNo * startDataNo, MXDataNo
* endDataNo);
Parameters
fifoNo Specify the FIFO number.
startDataNo Specify the destination where the start data number is to be returned.
endDataNo Specify the destination where the end data number is to be returned.
Description
Gets the data number of measured data that can be retrieved.
Gets the data range that can be retrieved starting from the next data after the
measured data that was received last through FIFO designation.
Return value
Returns an error number.
Error:
Not support
The FIFO number is outside the range.
Reference
getDataNo
CDAQMX::getItemError
Syntax
int getItemError(void);
Description
Gets the value of the setting item number field from the data member.
Return value
Returns the setting item number.
2.5 Details of the MX100 Class