Data Sheet

18Version 1.0
Table 14 – Transmitter (BLE) specications
13.2.6 Transmitter–BluetoothLE
14.0 LoRa
14.1 Supportedfeatures
Table 15 – Supported LoRa features
The current micropython rmware supports LoRaWAN 1.0 acting as either a Class A or Class C node.
Parameter Min Typ. Max Unit
RF transmit power(Conducted)
–
2.5
– dBm
RF power control range
2.0
–
3.0
dBm
Adjacent channel transmit power
F = F0 + 1MHz – –14.6 – dBm
F = F0 – 1MHz – –12.7 – dBm
F = F0 + 2MHz – –44.3 – dBm
F = F0 – 2MHz – –38.7 – dBm
F = F0 + 3MHz – –49.2 – dBm
F = F0 – 3MHz – –44.7 – dBm
F = F0 + >3MHz – –50 – dBm
F = F0 – >3MHz – –50 – dBm
Δf1
avg
– – 265 KHz
Δf2
max
247 – – KHz
Δf2
avg
/Δf1
avg
– –0.92 – –
ICFT – –10 – KHz
Drift rate – 0.7 – KHz/50μs
Drift – 2 – KHz
PartNumber FrequencyRange LoRaParameters
Spreading
factor
Bandwidth
Effective
Bitrate
Sensitivity
Semtech SX1276
902-915 MHz
6 – 12
125 – 500
kHz
0.018 – 37.5
kpbs
–
111 to –136
dBm