RLC TM entity of one data radio bearer: packages the transmitting and the receiving side (TS 36.322 / 38.322 model an entity per bearer). Created dynamically by BearerManagement, one per (peer, DRB) pair; a bearer with traffic in one direction only simply leaves the other side idle.

Usage diagram

The following diagram shows usage relationships between types. Unresolved types are missing from the diagram.

Properties

Gates

Source code

//
// RLC TM entity of one data radio bearer: packages the transmitting and the
// receiving side (TS 36.322 / 38.322 model an entity per bearer). Created
// dynamically by BearerManagement, one per (peer, DRB) pair; a bearer with
// traffic in one direction only simply leaves the other side idle.
//
module RlcTmEntity
{
    parameters:
        @dynamic(true);
        @display("i=block/wheelbarrow");
    gates:
        input upperIn;    // SDUs from PDCP
        output upperOut;  // Reassembled SDUs to PDCP
        input lowerIn;    // PDUs from RlcMux
        output lowerOut;  // PDUs and new-data notifications to RlcMux/MAC
        input macIn;      // MAC SDU requests via RlcMux
    submodules:
        tx: <default("simu5g.stack.rlc.tm.RlcTmTxEntity")> like IRlcTxEntity {
            @display("p=50,50");
        }
        rx: <default("simu5g.stack.rlc.tm.RlcTmRxEntity")> like IRlcRxEntity {
            @display("p=150,50");
        }
    connections:
        upperIn --> { @display("m=n"); } --> tx.in;
        macIn --> { @display("m=s"); } --> tx.macIn;
        tx.out --> { @display("m=s"); } --> lowerOut;
        lowerIn --> { @display("m=s"); } --> rx.in;
        rx.out --> { @display("m=n"); } --> upperOut;
}

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