Added link quality calculation to RNode interface

This commit is contained in:
Mark Qvist 2023-10-24 01:40:17 +02:00
parent 9f425c2e8d
commit cf125daf5c
2 changed files with 33 additions and 3 deletions

View File

@ -233,6 +233,10 @@ class RNodeInterface(Interface):
RECONNECT_WAIT = 5
PORT_IO_TIMEOUT = 3
Q_SNR_MIN_BASE = -9
Q_SNR_MAX = 6
Q_SNR_STEP = 2
@classmethod
def bluetooth_control(device_serial = None, port = None, enable_bluetooth = False, disable_bluetooth = False, pairing_mode = False):
if (port != None or device_serial != None) and (enable_bluetooth or disable_bluetooth or pairing_mode):
@ -861,9 +865,6 @@ class RNodeInterface(Interface):
self.owner.inbound(data, self)
threading.Thread(target=af, daemon=True).start()
self.r_stat_rssi = None
self.r_stat_snr = None
def processOutgoing(self,data):
datalen = len(data)
@ -1045,6 +1046,19 @@ class RNodeInterface(Interface):
self.r_stat_rssi = byte-RNodeInterface.RSSI_OFFSET
elif (command == KISS.CMD_STAT_SNR):
self.r_stat_snr = int.from_bytes(bytes([byte]), byteorder="big", signed=True) * 0.25
try:
sfs = self.r_sf-7
snr = self.r_stat_snr
q_snr_min = RNodeInterface.Q_SNR_MIN_BASE-sfs*RNodeInterface.Q_SNR_STEP
q_snr_max = RNodeInterface.Q_SNR_MAX
q_snr_span = q_snr_max-q_snr_min
quality = round(((snr-q_snr_min)/(q_snr_span))*100,1)
if quality > 100.0: quality = 100.0
if quality < 0.0: quality = 0.0
self.r_stat_q = quality
except:
pass
elif (command == KISS.CMD_ST_ALOCK):
if (byte == KISS.FESC):
escape = True

View File

@ -103,6 +103,10 @@ class RNodeInterface(Interface):
RECONNECT_WAIT = 5
Q_SNR_MIN_BASE = -9
Q_SNR_MAX = 6
Q_SNR_STEP = 2
def __init__(self, owner, name, port, frequency = None, bandwidth = None, txpower = None, sf = None, cr = None, flow_control = False, id_interval = None, id_callsign = None, st_alock = None, lt_alock = None):
if RNS.vendor.platformutils.is_android():
raise SystemError("Invlaid interface type. The Android-specific RNode interface must be used on Android")
@ -672,6 +676,18 @@ class RNodeInterface(Interface):
self.r_stat_rssi = byte-RNodeInterface.RSSI_OFFSET
elif (command == KISS.CMD_STAT_SNR):
self.r_stat_snr = int.from_bytes(bytes([byte]), byteorder="big", signed=True) * 0.25
try:
sfs = self.r_sf-7
snr = self.r_stat_snr
q_snr_min = RNodeInterface.Q_SNR_MIN_BASE-sfs*RNodeInterface.Q_SNR_STEP
q_snr_max = RNodeInterface.Q_SNR_MAX
q_snr_span = q_snr_max-q_snr_min
quality = round(((snr-q_snr_min)/(q_snr_span))*100,1)
if quality > 100.0: quality = 100.0
if quality < 0.0: quality = 0.0
self.r_stat_q = quality
except:
pass
elif (command == KISS.CMD_ST_ALOCK):
if (byte == KISS.FESC):
escape = True