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Merge pull request #4 from TheBlueMatt/patch-1

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Fix RSSI offset for pre-msg RSSI notification
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Mark Qvist 2019-10-23 08:05:02 +02:00 committed by GitHub
commit 454de10ee9
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2 changed files with 8 additions and 2 deletions
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6
LoRa.cpp
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@ -219,6 +219,12 @@ uint8_t LoRaClass::packetRssiRaw() {
int LoRaClass::packetRssi() {
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
if (_frequency < 820E6) pkt_rssi -= 7;
pkt_rssi -= 157;

4
RNode_Firmware.ino
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@ -144,7 +144,7 @@ void receiveCallback(int packet_size) {
// recieved packet to the host.
Serial.write(FEND);
Serial.write(CMD_STAT_RSSI);
Serial.write((uint8_t)(last_rssi-rssi_offset));
Serial.write((uint8_t)(last_rssi+rssi_offset));
Serial.write(FEND);
// And then write the entire packet
@ -170,7 +170,7 @@ void receiveCallback(int packet_size) {
// recieved packet to the host.
Serial.write(FEND);
Serial.write(CMD_STAT_RSSI);
Serial.write((uint8_t)(last_rssi-rssi_offset));
Serial.write((uint8_t)(last_rssi+rssi_offset));
Serial.write(FEND);
// And then write the entire packet