Semtech LR1110 - Table 10-3: Full Results Format Per MAC Address; Table 10-4: Wi-Fi Datarateid Field

LR1110
User Manual Rev.1.0
UM.LR1110.W.APP March 2020
88 of 130
Semtech
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Table 10-3: Full Results Format per MAC Address
• Wi-Fi Type: coded on 8 bits:
 bits 0-1: Wi-Fi signal type:
 1: Wi-Fi b
 2: Wi-Fi g
 3:Wi-Fi n
 bits 2-7: DatarateID, coded as indicated inTable 10-4: Wi-Fi DatarateID Field.
• Channel info: coded on 8 bits:
 bits 0-3: ChannelID, coded as indicated in Table 10-5: Wi-Fi Channel ID Field.
 bits 4-7: MacValidation, coded as indicated inTable 10-6: Wi-Fi MacValidation Field.
• RSSI: RSSI value of the signal captured, coded on 8 bits.
• FrameCtrl: 16 bit Frame control, coded as indicated in Table 10-7: Wi-Fi Frame Control Field.
• Timestamp: Indicates the number of microseconds the AP is active, coded on 64 bits
• PhiOffset: coded on 2 Byts. Used to compute frequency offset of the signal
Byte 0 1 2 3 4 5 6 7
Content Wi-Fi type Channel
info
RSSI FrameCtrl MAC6 MAC5 MAC4 MAC3
Byte 8 9 10 11 12 13 14 15
Content MAC2 MAC1 PhiOffset
(15:8)
PhiOffset
(7:0))
Timestamp
(63:56)
Timestamp
(55:48)
Timestamp
(47:40)
Timestamp
(39:32)
Byte 16 17 18 19 20 21
Content Timestamp
(31:24)
Timestamp
(23:16)
Timestamp
(15:8)
Timestamp
(7:0)
Period
Beacon
Period
Beacon
Table 10-4: Wi-Fi DatarateID Field
DatarateID Signal type Modulation Coding rate Datarate (Mbps)
1
Wi-Fi b
DBPSK 1
2 DQPSK 2