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Use Packet RSSI formula from datasheet section 5.5.5

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This commit is contained in:
Matt Corallo 2019-09-26 18:50:04 -04:00
parent 30a07a32ce
commit 68f403bf84
1 changed files with 6 additions and 0 deletions
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6
LoRa.cpp
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@ -219,6 +219,12 @@ uint8_t LoRaClass::packetRssiRaw() {
int LoRaClass::packetRssi() { int LoRaClass::packetRssi() {
int pkt_rssi = (int)readRegister(REG_PKT_RSSI_VALUE); int pkt_rssi = (int)readRegister(REG_PKT_RSSI_VALUE);
int8_t pkt_snr = ((int8_t)readRegister(REG_PKT_SNR_VALUE));
if pkt_snr < 0 {
pkt_rssi = pkt_rssi * 16 / 15;
} else {
pkt_rssi += pkt_snr / 4;
}
// TODO: change this to look at the actual model code // TODO: change this to look at the actual model code
if (_frequency < 820E6) pkt_rssi -= 7; if (_frequency < 820E6) pkt_rssi -= 7;
pkt_rssi -= 157; pkt_rssi -= 157;