LoRaWAN 915 FTD – User guide version 1.0
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4.2
Frame 2
Byte N°
Description
1
Bit 7 = 1 : T°C info is present
Bit 6 = 1 : accelerometer was triggered
Bit 5 = 1 : BTN1 was triggered
Bit 4 = 0
Bit 3 : MAC Down Counter is present
Bit 2 : MAC up Counter is present
Bit 1 = 1 : Battery voltage information is present
Bit 0 : RSSI + SNR information is present
2
Temperature in °C, signed in two’s complement
3
Uplink frame counter
4
Downlink frame counter
5
MSB Battery voltage (in mV)
6
LSB Battery voltage (in mV)
7
RSSI (dB, absolute value)
8
SNR (dB, signed in two’s complement)
-
Note 1
: if the accelerometer was triggered, the
LinkCheckRequest
that results is included in the frame (MAC payload)