Semtech LR1110 - Setgfsksyncword; Setpacketadrs; Setgfskcrcparams; Table 8-26: Setgfsksyncword Command

LR1110
User Manual Rev.1.0
UM.LR1110.W.APP March 2020
66 of 130
Semtech
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8.5.3 SetGfskSyncWord
The command SetGfskSyncWord( ) allows to configure the Syncword of the (G)FSK packet.
By default, the Syncword is set to 0x9723522556536564.
8.5.4 SetPacketAdrs
The command SetPacketAdrs( ) allows to set the Node address and Broadcast address used for (G)FSK packet
reception/transmission when filtering is enabled (AddrComp 0x01, or 0x02).
If the address comparison fails then the packet reception is aborted and the addrsErr flag is set.
8.5.5 SetGfskCrcParams
The command SetGfskCrcParams( ) allows configuring the CRC polynomial and initial value.
• InitValue: initial value of the configured CRC polynomial
• Poly: CRC polynomial
Table 8-26: SetGfskSyncWord Command
Byte 0 1 2 3 4 5 6 7 8 9
Data
from
Host
0x02 0x06 Syncword
(63:56)
Syncword
(55:48)
Syncword
(47:40)
Syncword
(39:32)
Syncword
(31:24)
Syncword
(23:16)
Syncword
(15:8)
Syncword
(7:0)
Data
to
Host
Stat1 Stat2 IrqStatus
(31:24)
IrqStatus
(23:16)
IrqStatus
(15:8)
IrqStatus
(7:0)
0x00 0x00 0x00 0x00
Table 8-27: SetPacketAdrs Command
Byte 0 1 2 3
Data from Host 0x02 0x12 NodeAddr BroadcastAddr
Data to Host Stat1 Stat2 IrqStatus (31:24) IrqStatus (23:16)
Table 8-28: SetGfskCrcParams Command
Byte 0 1 2 3 4 5 6 7 8 9
Data
from
Host
0x02 0x24 InitValue
(31:24)
InitValue
(23:16)
InitValue
(15:8)
InitValue
(7:0)
Poly
(31:24)
Poly
(23:16)
Poly
(15:8)
Poly
(7:0)
Data to
Host
Stat1 Stat2
IrqStatus
(31:24)
IrqStatus
(23:16)
IrqStatus
(15:8)
IrqStatus
(7:0)
0x00 0x00 0x00 0x00