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Published byCoral Bradley Modified over 9 years ago
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SLRRP C1G2 Inventory Example
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UseCase 1 Read C1G2 tags with Q = 10, at Antenna 1 with TX power = FULL, Session # = 3. Send tag list report upon end of inventory round.
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Timeline RNCReaderTag Set_Reader_Config Set_Reader_Config_Response Inventory Inventory_Response Inventory_Access_Report
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Set_Reader_Config It carries 2 parameters –RF transmitter Parameter –Inventory and Access Reporting Parameter Ver=0x1Type=0x2Length=0x17 Message Seq Num = 0x2782RFU 00RFUType=0x12Length=0x8 AntId=1TXPower = 0xFF S=1 FhSeqId = 0RFU RF Transmitter Parameter Type=0xA1Length=0x800RFU Trigger=0x1 Inventory and Access Report Parameter RFU Trigger = 0x1 = Send Inventory report after every inventory round Contents=0x1 Contents = 0x1 = Send only tag list
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Inventory Command Ver=0x1Type=0x10Length=0x2B Message Seq Num = 0x2786RFU 00L=0Type=0x23Length=0x20 Type=0x14 It carries 2 parameters –Inventory Operation Timing Parameter –EPC C1G2 Singulation Parameter RFU Air Protocol =0x4 (C1G2)RFUAntId=1 00N=1RFULength=0x10 Start Time =0 (ignore) Start Round = 0End Round = 1 Round Size = 0 (ignore) Start now Type=0x2100RFULength=0xC Mob = pop = env = ignoreM=0RFUSess=3I=0S=0 Qstepupsize = Qstepdownsize = ignoreQ = 10 Tags in A state Tags in SL=1 state C1G2 Inventory Command Parameter Inventory Operation timing Parameter C1G2 Singulation Parameter
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Inventory and Access Report Ver=0x1Type=0x20Length=0x47 Message Seq Num = 0RFU 00Type=0xA4Length=0x14 It carries a list of tag parameters –Tag data Parameter (0xA4) RFU Tag 1[0:31] Tag 1[32:63] In this example, 3 tags are seen by the reader; 2 64 bit tags, 1 96 bit tag. Tag Data Parameter Timestamp = T1 RSSI = R1RFU 00Type=0xA4Length=0x14RFU Tag 2[0:31] Tag 2[32:63] Timestamp = T2 RSSI = R2RFU 00Type=0xA4Length=0x18RFU Tag 3[0:31] Tag 3[32:63] Timestamp = T3 RSSI = R3RFU Tag 3[64:95]
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