Setlorapublicnetwork; Getpacketstatus; Table 8-10: Setlorapublicnetwork Command; Table 8-11: Getpacketstatus Command - Semtech LR1121 User Manual

8.3.6 SetLoRaPublicNetwork

Command SetLoRaPublicNetwork(...) sets the LoRa modem syncword to public or private.

Table 8-10: SetLoRaPublicNetwork Command

Byte
Data from Host
Data to Host
•
PublicNetwork:
0x00: Private network (default)

0x01: Public network

Other values are RFU


8.3.7 GetPacketStatus

Command GetPacketStatus(...) gets the status of the last received packet. Since the returned values are modem
dependent, the description hereafter is valid only for the LoRa modem.

Table 8-11: GetPacketStatus Command

Byte
Data from Host
Data to Host

Table 8-12: GetPacketStatus Response

Byte
Data from Host
Data to Host
• RssiPkt defines the average RSSI over the last packet received. RSSI value in dBm is –RssiPkt/2.
• SnrPkt is an estimation of SNR on last packet received. Expressed in two's complement format multiplied by 4. Actual
SNR in dB is SnrPkt/4.
• SignalRssiPkt provides an estimation of RSSI of the LoRa signal (after despreading) on last packet received. In two's
complement format [negated, dBm, fixdt(0,8,1)]. Actual Rssi in dB is -SignalRssiPkt/2.
Additional information on the RSSI can be found in section
LR1121
User Manual Rev 1.1
UM.LR1121.W.APP Mar 2023
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0x02
Stat1
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0x02
Stat1
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0x00 0x00
Stat1 RssiPkt
Section 8.9 "RSSI Functionality" on page
www.semtech.com
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0x08
Stat2
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0x04
Stat2
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0x00
SnrPkt
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PublicNetwork
IrqStatus (31:24)
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SignalRssiPkt
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