set_io_channel_paramT_set_io_channel_paramSetIoChannelParamSetIoChannelParam (Operator)

Name

set_io_channel_paramT_set_io_channel_paramSetIoChannelParamSetIoChannelParam — Set specific parameters of I/O channels.

Signature

set_io_channel_param( : : IOChannelHandle, GenParamName, GenParamValue : )

Description

set_io_channel_paramset_io_channel_paramSetIoChannelParamSetIoChannelParamSetIoChannelParam (re)configures the given transmission channels. The configuration parameters are passed in GenParamNameGenParamNameGenParamNameGenParamNamegenParamName, the corresponding values are passed in GenParamValueGenParamValueGenParamValueGenParamValuegenParamValue. IOChannelHandleIOChannelHandleIOChannelHandleIOChannelHandleIOChannelHandle specifies the transmission channels returned in open_io_channelopen_io_channelOpenIoChannelOpenIoChannelOpenIoChannel.

Please check the directory 'doc/html/reference/io'"doc/html/reference/io""doc/html/reference/io""doc/html/reference/io""doc/html/reference/io" for documentation about your specific I/O device interface, where all supported channel-specific parameters are listed.

Execution Information

Multithreading type: reentrant (runs in parallel with non-exclusive operators).
Multithreading scope: global (may be called from any thread).
Processed without parallelization.

Parameters

IOChannelHandleIOChannelHandleIOChannelHandleIOChannelHandleIOChannelHandle (input_control) io_channel(-array) → (integer)

Handles of the opened I/O channels.

GenParamNameGenParamNameGenParamNameGenParamNamegenParamName (input_control) string-array → (string)

Parameter names.

Default value: []

GenParamValueGenParamValueGenParamValueGenParamValuegenParamValue (input_control) string-array → (string / integer / real)

Parameter values to set.

Default value: []

Result

If the parameters are valid, the operator set_io_channel_paramset_io_channel_paramSetIoChannelParamSetIoChannelParamSetIoChannelParam returns the value 2 (H_MSG_TRUE). If necessary an exception is raised. In this case, an extended error information may be set and can be queried with the operator get_extended_error_infoget_extended_error_infoGetExtendedErrorInfoGetExtendedErrorInfoGetExtendedErrorInfo.

Possible Predecessors

open_io_channelopen_io_channelOpenIoChannelOpenIoChannelOpenIoChannel

Possible Successors

read_io_channelread_io_channelReadIoChannelReadIoChannelReadIoChannel, write_io_channelwrite_io_channelWriteIoChannelWriteIoChannelWriteIoChannel

Module

Foundation

Operators