数据设置就绪 meaning in English

dsr data setuready

Gets the state of the data set ready signal
获取数据设置就绪( dsr )信号的状态。
If a data set ready signal has been sent to the port ; otherwise ,
如果已将数据设置就绪信号发送到该端口，则为
The data set ready signal is usually sent by a modem to a port to indicate that it is ready for data transmission or data reception
通常由调制解调器将数据设置就绪( dsr )信号发送到端口，以表明它已经为数据传输或数据接收做好准备。