close_serialT_close_serialCloseSerialCloseSerialclose_serial (算子名称)

名称

close_serialT_close_serialCloseSerialCloseSerialclose_serial — Close a serial device.

参数签名

close_serial( : : SerialHandle : )

描述

close_serialclose_serialCloseSerialCloseSerialCloseSerialclose_serial closes a serial device that was opened with open_serialopen_serialOpenSerialOpenSerialOpenSerialopen_serial.

运行信息

多线程类型:可重入(与非独占操作符并行运行)。
多线程作用域:全局(可以从任何线程调用)。
未经并行化处理。

This operator modifies the state of the following input parameter:

SerialHandleSerialHandleSerialHandleSerialHandleserialHandleserial_handle

During execution of this operator, access to the value of this parameter must be synchronized if it is used across multiple threads.

参数表

SerialHandleSerialHandleSerialHandleSerialHandleserialHandleserial_handle (input_control, state is modified) serial → (handle)

Serial interface handle.

结果

If the parameters are correct and the device could be closed, the operator close_serialclose_serialCloseSerialCloseSerialCloseSerialclose_serial 返回值 2 ( H_MSG_TRUE) . Otherwise an exception is raised.

可能的前置算子

open_serialopen_serialOpenSerialOpenSerialOpenSerialopen_serial

参考其它

open_serialopen_serialOpenSerialOpenSerialOpenSerialopen_serial, close_fileclose_fileCloseFileCloseFileCloseFileclose_file

模块

Foundation

算子列表