Yokogawa PC-Based MX100 - Manual (Page 53)

2-30
IM MX190-01E
CDAQHandler::close
Syntax
virtual int close(void);
Description
Drops the connection. Destructs the communication descriptor.
Return value
Returns an error number.
Error:
Not connected
Not connected.
Communication error An error was detected in communications.
CDAQHandler::getChannel
Syntax
virtual int getChannel(int chType, int chNo, CDAQChInfo &
cChInfo);
Parameters
chType Specify the channel type.
chNo Specify the channel number.
cChInfo Specify the destination where the channel information data is to be
returned.
Description
This function gets the channel information data by channels.
This function must be overridden with the inheritance class of each model. Returns
an error number if not overridden.
Return value
Returns an error number.
Error:
Not Support
Not supported.
2.4 Details of the MX100/DARWIN Common Class