Tolong jelaskan mengenai Physical signaling sublayer dari Lapisan fisik dalam bahasa sunda

In a local area network (LAN) or a metropolitan area network (MAN) using open systems interconnection (OSI) architecture, the physical signaling sublayer is the portion of the physical layer that:

interfaces with the medium access control sublayer (MAC) which is a part of the Data Link Layer

performs character encoding, transmission, reception and decoding