This property determines whether to enable the Request To Send (RTS) line. Typically, a desktop computer sends the RTS signal to its attached modem. The RTS signal is a request for permission to transmit data.
object.RTSEnable [= value]
When RTSEnable is set to True, the RTS line is set to high (on) when the port is opened, and low (off) when the port is closed.
The RTS line is used in RTS/CTS hardware handshaking. The RTSEnable property enables you to manually poll the RTS line if you need to determine its state.