SX1276 View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
'SX1276' PDF : 132 Pages View PDF
WIRELESS, SENSING & TIMING
SX1276/77/78/79
DATASHEET
Name
(Address)
Bits
Variable Name
Mode Reset
LoRaTM Description
RSSI of the latest packet received (dBm):
RegPktRssiValue
(0x1A)
7-0
PacketRssi
r
n/a
RSSI[dBm] = -157 + Rssi (using HF output port, SNR >= 0)
or
RSSI[dBm] = -164 + Rssi (using LF output port, SNR >= 0)
(see section 5.5.5 for details)
Current RSSI value (dBm)
RegRssiValue
(0x1B)
7-0 Rssi
r
n/a
RSSI[dBm] = -157 + Rssi (using HF output port)
or
RSSI[dBm] = -164 + Rssi (using LF output port)
7
RegHopChannel
(0x1C)
6
5-0
7-4
RegModemConfig
1
(0x1D)
3-1
0
PllTimeout
r
CrcOnPayload
r
FhssPresentChannel r
Bw
rw
CodingRate
rw
ImplicitHeaderModeOn rw
(see section 5.5.5 for details)
PLL failed to lock while attempting a TX/RX/CAD operation
n/a 1 PLL did not lock
0 PLL did lock
CRC Information extracted from the received packet header
(Explicit header mode only)
n/a 0 Header indicates CRC off
1 Header indicates CRC on
n/a Current value of frequency hopping channel in use.
0x07
Signal bandwidth:
0000 7.8 kHz
0001 10.4 kHz
0010 15.6 kHz
0011 20.8kHz
0100 31.25 kHz
0101 41.7 kHz
0110 62.5 kHz
0111 125 kHz
1000 250 kHz
1001 500 kHz
other values reserved
In the lower band (169MHz), signal bandwidths 8&9 are not
supported)
‘001’
Error coding rate
001 4/5
010 4/6
011 4/7
100 4/8
All other values reserved
In implicit header mode should be set on receiver to determine
expected coding rate. See 4.1.1.3
0x0
0 Explicit Header mode
1 Implicit Header mode
Rev. 4 - March 2015
©2015 Semtech Corporation
Page 112
www.semtech.com
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