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LoRaWAN® Regional Parameters v1.0.3revA

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LoRaWAN 1.0.3 Regional Parameters ©2018 LoRa™ Alliance Page 38 of 71 The authors reserve the right to change specifications without notice. AU915-928 end-devices MUST consider UplinkDwellTime = 1 during 865 boot stage until reception of the TxParamSetupReq command. 866 AU915-928 end-devices MUST always consider DownlinkDwellTime = 867 0, since downlink channels use 500KHz bandwidth without any dwell 868 time limit. 869 870 2.6.3 AU915-928 Data Rate and End-point Output Power encoding 871 The "TxParamSetupReq/Ans" MAC commands MUST be implemented by AU915-928 872 devices. 873 If the field UplinkDwellTime is set to 1 by the network server in the 874 TxParamSetupReq command, AU915-928 end-devices SHALL adjust 875 the time between two consecutive uplink transmissions to meet the local 876 regulation. Twenty seconds (20s) are recommended between 2 uplink 877 transmissions when UplinkDwellTime = 1 but this value MAY be 878 adjusted depending on local regulation. 879 There is no such constraint on time between two consecutive 880 transmissions when UplinkDwellTime = 0. 881 882 The following encoding is used for Data Rate (DR) and End-point EIRP (TXPower) in the 883 AU915-928 band: 884 885 DataRate Configuration Indicative physical bit rate [bit/sec] 0 LoRa: SF12 / 125 kHz 250 1 LoRa: SF11 / 125 kHz 440 2 LoRa: SF10 / 125 kHz 980 3 LoRa: SF9 / 125 kHz 1760 4 LoRa: SF8 / 125 kHz 3125 5 LoRa: SF7 / 125 kHz 5470 6 LoRa: SF8 / 500 kHz 12500 7 RFU 8 LoRa: SF12 / 500 kHz 980 9 LoRa: SF11 / 500 kHz 1760 10 LoRa: SF10 / 500 kHz 3900 11 LoRa: SF9 / 500 kHz 7000 12 LoRa: SF8 / 500 kHz 12500 13 LoRa: SF7 / 500 kHz 21900 14..15 RFU Table 35: AU915-928 Data rate table 886 887 DR6 is identical to DR12, DR8...13 MUST be implemented in end-devices and are reserved 888 for future applications. 889 890 891 892 893 894

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