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Add subband selection for US915 and AU915 for OTAA

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This commit is contained in:
Leonel Lopes Parente 2021-05-15 15:46:17 +02:00
parent f0b8b86d3d
commit b25512ec48
1 changed files with 14 additions and 3 deletions
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17
src/LMIC-node.cpp
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@ -480,10 +480,21 @@ void initLmic(bit_t adrEnabled = 1, dr_t dataRate = DR_SF7, s1_t txPower = 14, b
// 1 is on, 0 is off. // 1 is on, 0 is off.
LMIC_setAdrMode(adrEnabled); LMIC_setAdrMode(adrEnabled);
// Optional: set/override data rate and transmit power for OTAA (only use if ADR is disabled). if (activationType == ActivationType::OTAA)
if (setDrTxPowForOtaaExplicit && !adrEnabled && activationType == ActivationType::OTAA)
{ {
LMIC_setDrTxpow(dataRate, txPower); #if defined(CFG_us915) || defined(CFG_au915)
// NA-US and AU channels 0-71 are configured automatically
// but only one group of 8 should (a subband) should be active
// TTN recommends the second sub band, 1 in a zero based count.
// https://github.com/TheThingsNetwork/gateway-conf/blob/master/US-global_conf.json
LMIC_selectSubBand(1);
#endif
// Optional: set/override data rate and transmit power for OTAA (only use if ADR is disabled).
if (setDrTxPowForOtaaExplicit && !adrEnabled)
{
LMIC_setDrTxpow(dataRate, txPower);
}
} }
// Relax LMIC timing if defined // Relax LMIC timing if defined