SNIP_CLASSIC_FRIF_SECTION_9_2_Receiving_of_N_Pdus

9.2 Receiving of N-Pdus The flow chart below depicts the receiving process’ API calls and flag handling. The flow chart shows segmented/unsegmented transfer, Transfer with and without acknowledgement and immediate / decoubled buffer access. PduR FrTp FrIf FrTp_RxIndication() Set Flag RX_PDU_AVAILABLE PduR_FrTpCopyRxData() Copy data PduR_FrTpCopyRxData() FrTp_Main Check Flag RX_PDU_AVAILABLE If complete SDU is received Reset Flag TX_PDU_AVAILABLE PduR_RxIndication() PdUR_RxIndication() Copy data FrTp_RxIndication() If N-Pdu.FC or N-Pdu.Ack is required FrIf_Transmit() FrIf_Transmit() FrTp_TriggerTransmit() FrTp_TriggerTransmit() If Decoubled Buffer Access is configured FrTp_TxConfirmation() FrTp_TxConfirmation() PduR_StartOfReception() RX_PDU_AVAILABLE = True PduR_StartOfReception() If SF received Figure 26: Receiving of N-Pdus (FrTp_MainFunction() shall call PduR_FrTpStartOfReception() routine)