Files
wlan-lanforge-scripts/py-json/port_probe.py
Chuck SmileyRekiere 32c88026fc port_probe.py : alight adjusment to not error on modes without an MCS,
support for earlier modes may be supported later.

Signed-off-by: Chuck SmileyRekiere <chuck.smileyrekiere@candelatech.com>
2021-12-10 17:18:36 -07:00

708 lines
30 KiB
Python

#!/usr/bin/env python3
import importlib
from time import sleep
# import pandas as pd
import sys
import os
from pprint import pprint
sys.path.append(os.path.join(os.path.abspath(__file__ + "../../../")))
lfcli_base = importlib.import_module("py-json.LANforge.lfcli_base")
LFCliBase = lfcli_base.LFCliBase
# Probe data can change frequently. It is recommended to update
class ProbePort(LFCliBase):
def __init__(self,
lfhost=None,
lfport='8080',
debug=False,
eid_str=None):
super().__init__(_lfjson_host=lfhost,
_lfjson_port=lfport,
_debug=debug)
hunks = eid_str.split(".")
self.eid_str = eid_str
self.probepath = "/probe/1/%s/%s" % (hunks[-2], hunks[-1])
self.response = None
self.signals = None
self.ofdma = False
self.tx_bitrate = None
self.tx_mcs = None
self.tx_nss = None
self.tx_mbit = None
self.tx_mhz = None
self.tx_gi = None
self.tx_duration = None
self.tx_mbit_calc = None
self.tx_data_rate_gi_short_Mbps = None
self.tx_data_rate_gi_long_Mbps = None
self.rx_bitrate = None
self.rx_mcs = None
self.rx_nss = None
self.rx_mbit = None
self.rx_mhz = None
self.rx_gi = None
self.rx_duration = None
self.rx_mbit_calc = None
self.rx_data_rate_gi_short_Mbps = None
self.rx_data_rate_gi_long_Mbps = None
self.data_rate = None
# folder = os.path.dirname(__file__)
def refreshProbe(self):
self.json_post(self.probepath, {})
sleep(0.2)
response = self.json_get(self.probepath)
self.response = response
if self.debug:
print("probepath (eid): {probepath}".format(probepath=self.probepath))
pprint("Probe response: {response}".format(response=self.response))
text = self.response['probe-results'][0][self.eid_str]['probe results'].split('\n')
signals = [x.strip('\t').split('\t') for x in text if 'signal' in x]
keys = [x[0].strip(' ').strip(':') for x in signals]
values = [x[1].strip('dBm').strip(' ') for x in signals]
# if self.debug:
print("signals keys: {keys}".format(keys=keys))
print("signals values: {values}".format(values=values))
self.signals = dict(zip(keys, values))
tx_bitrate = [x for x in text if 'tx bitrate' in x][0].replace('\t', ' ')
# if 'HE' in tx_bitrate:
# print("HE not supported ")
print("tx_bitrate {tx_bitrate}".format(tx_bitrate=tx_bitrate))
self.tx_bitrate = tx_bitrate.split(':')[-1].strip(' ')
if 'MHz' in tx_bitrate:
self.tx_mhz = [x.strip('\t') for x in text if 'tx bitrate' in x][0].split('MHz')[0].rsplit(' ')[-1].strip(
' ')
print("tx_mhz {tx_mhz}".format(tx_mhz=self.tx_mhz))
else:
self.tx_mhz = 20
print("HT: tx_mhz {tx_mhz}".format(tx_mhz=self.tx_mhz))
tx_mcs = [x.strip('\t') for x in text if 'tx bitrate' in x][0].split(':')[1].strip('\t')
if 'MCS' in tx_mcs:
self.tx_mcs = int(tx_mcs.split('MCS')[1].strip(' ').split(' ')[0])
print("self.tx_mcs {tx_mcs}".format(tx_mcs=self.tx_mcs))
if 'NSS' in text:
self.tx_nss = [x.strip('\t') for x in text if 'tx bitrate' in x][0].split('NSS')[1].strip(' ')
else:
# nss is not present need to derive from MCS for HT
if 0 <= self.tx_mcs <= 7:
self.tx_nss = 1
elif 8 <= self.tx_mcs <= 15:
self.tx_nss = 2
elif 16 <= self.tx_mcs <= 23:
self.tx_nss = 3
elif 24 <= self.tx_mcs <= 31:
self.tx_nss = 4
print("tx_nss {tx_nss}".format(tx_nss=self.tx_nss))
self.tx_mbit = float(self.tx_bitrate.split(' ')[0])
print("tx_mbit {tx_mbit}".format(tx_mbit=self.tx_mbit))
if 'HE' in tx_bitrate:
self.calculated_data_rate_tx_HE()
elif 'VHT' in tx_bitrate:
self.calculated_data_rate_tx_VHT()
else:
self.calculated_data_rate_tx_HT()
else:
print("No tx MCS value:{tx_bitrate}".format(tx_bitrate=tx_bitrate))
rx_bitrate = [x for x in text if 'rx bitrate' in x][0].replace('\t', ' ')
print("rx_bitrate {rx_bitrate}".format(rx_bitrate=rx_bitrate))
self.rx_bitrate = rx_bitrate.split(':')[-1].strip(' ')
print("self.rx_bitrate {rx_bitrate}".format(rx_bitrate=self.rx_bitrate))
# rx will received : 6Mbps encoding is legacy frame
# for 24g - MHz is 20
# try:
if 'MHz' in rx_bitrate:
self.rx_mhz = [x.strip('\t') for x in text if 'rx bitrate' in x][0].split('MHz')[0].rsplit(' ')[
-1].strip(' ')
print("rx_mhz {rx_mhz}".format(rx_mhz=self.rx_mhz))
else:
self.rx_mhz = 20
rx_mcs = [x.strip('\t') for x in text if 'rx bitrate' in x][0].split(':')[1].strip('\t')
# MCS is not in the 6.0MBit/s frame
if 'MCS' in rx_mcs:
self.rx_mcs = int(rx_mcs.split('MCS')[1].strip(' ').split(' ')[0])
print("self.rx_mcs {rx_mcs}".format(rx_mcs=self.rx_mcs))
if 'NSS' in text:
self.rx_nss = [x.strip('\t') for x in text if 'rx bitrate' in x][0].split('NSS')[1].strip(' ')
else:
# nss is not present need to derive from MCS for HT
if 0 <= self.rx_mcs <= 7:
self.rx_nss = 1
elif 8 <= self.rx_mcs <= 15:
self.rx_nss = 2
elif 16 <= self.rx_mcs <= 23:
self.rx_nss = 3
elif 24 <= self.rx_mcs <= 31:
self.rx_nss = 4
self.rx_mbit = self.rx_bitrate.split(' ')[0]
print("rx_nss {rx_nss}".format(rx_nss=self.rx_nss))
self.rx_mbit = float(self.rx_bitrate.split(' ')[0])
print("rx_mbit {rx_mbit}".format(rx_mbit=self.rx_mbit))
if 'HE' in rx_bitrate:
self.calculated_data_rate_rx_HE()
elif 'VHT' in rx_bitrate:
self.calculated_data_rate_rx_VHT()
else:
self.calculated_data_rate_rx_HT()
else:
print("No rx MCS value:{rx_bitrate}".format(rx_bitrate=rx_bitrate))
def getSignalAvgCombined(self):
return self.signals['signal avg'].split(' ')[0]
def getSignalAvgPerChain(self):
return ' '.join(self.signals['signal avg'].split(' ')[1:])
def getSignalCombined(self):
return self.signals['signal'].split(' ')[0]
def getSignalPerChain(self):
return ' '.join(self.signals['signal'].split(' ')[1:])
def getBeaconSignalAvg(self):
return ' '.join(self.signals['beacon signal avg']).replace(' ', '')
def calculated_data_rate_tx_HT(self):
print("calculated_data_rate_tx_HT")
# TODO compare with standard for 40 MHz if values change
N_sd = 0 # Number of Data Subcarriers based on modulation and bandwith
N_bpscs = 0 # Number of coded bits per Subcarrier(Determined by the modulation, MCS)
R = 0 # coding , (Determined by the modulation, MCS )
N_ss = 0 # Number of Spatial Streams
T_dft = 3.2 * 10 ** -6 # Constant for HT
T_gi_short = .4 * 10 ** -6 # Guard index.
T_gi_long = .8 * 10 ** -6 # Guard index.
bw = 20
# Note the T_gi is not exactly know so need to calculate bothh with .4 and .8
# the nubmer of Data Subcarriers is based on modulation and bandwith
bw = int(self.tx_mhz)
print("Mhz {Mhz}".format(Mhz=self.tx_mhz))
if bw == 20:
N_sd = 52
elif bw == 40:
N_sd = 108
elif bw == 80:
N_sd = 234
elif bw == 160:
N_sd = 468
else:
print("For HT if cannot be read bw is assumed to be 20")
N_sd = 52
self.tx_mhz = 20
# NSS
N_ss = self.tx_nss
# MCS (Modulation Coding Scheme) determines the constands
# MCS 0 == Modulation BPSK R = 1/2 , N_bpscs = 1,
# Only for HT configuration
if self.tx_mcs == 0 or self.tx_mcs == 8 or self.tx_mcs == 16 or self.tx_mcs == 24:
R = 1 / 2
N_bpscs = 1
# MCS 1 == Modulation QPSK R = 1/2 , N_bpscs = 2
elif self.tx_mcs == 1 or self.tx_mcs == 9 or self.tx_mcs == 17 or self.tx_mcs == 25:
R = 1 / 2
N_bpscs = 2
# MCS 2 == Modulation QPSK R = 3/4 , N_bpscs = 2
elif self.tx_mcs == 2 or self.tx_mcs == 10 or self.tx_mcs == 18 or self.tx_mcs == 26:
R = 3 / 4
N_bpscs = 2
# MCS 3 == Modulation 16-QAM R = 1/2 , N_bpscs = 4
elif self.tx_mcs == 3 or self.tx_mcs == 11 or self.tx_mcs == 19 or self.tx_mcs == 27:
R = 1 / 2
N_bpscs = 4
# MCS 4 == Modulation 16-QAM R = 3/4 , N_bpscs = 4
elif self.tx_mcs == 4 or self.tx_mcs == 12 or self.tx_mcs == 20 or self.tx_mcs == 28:
R = 3 / 4
N_bpscs = 4
# MCS 5 == Modulation 64-QAM R = 2/3 , N_bpscs = 6
elif self.tx_mcs == 5 or self.tx_mcs == 13 or self.tx_mcs == 21 or self.tx_mcs == 29:
R = 2 / 3
N_bpscs = 6
# MCS 6 == Modulation 64-QAM R = 3/4 , N_bpscs = 6
elif self.tx_mcs == 6 or self.tx_mcs == 14 or self.tx_mcs == 22 or self.tx_mcs == 30:
R = 3 / 4
N_bpscs = 6
# MCS 7 == Modulation 64-QAM R = 5/6 , N_bpscs = 6
elif self.tx_mcs == 7 or self.tx_mcs == 15 or self.tx_mcs == 23 or self.tx_mcs == 31:
R = 5 / 6
N_bpscs = 6
print(
"tx: mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_short {T_gi_short}".format(
mcs=self.tx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_short=T_gi_short))
self.tx_data_rate_gi_short_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_short)) / 1000000
print("tx_data_rate gi_short {data_rate} Mbit/s".format(data_rate=self.tx_data_rate_gi_short_Mbps))
print(
"tx: mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_long {T_gi_long}".format(
mcs=self.tx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_long=T_gi_long))
self.tx_data_rate_gi_long_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_long)) / 1000000
print("data_rate gi_long {data_rate} Mbps".format(data_rate=self.tx_data_rate_gi_long_Mbps))
if abs(self.tx_mbit - self.tx_data_rate_gi_short_Mbps) <= abs(self.tx_mbit - self.tx_data_rate_gi_long_Mbps):
self.tx_mbit_calc = self.tx_data_rate_gi_short_Mbps
self.tx_gi = T_gi_short
else:
self.tx_mbit_calc = self.tx_data_rate_gi_long_Mbps
self.tx_gi = T_gi_long
def calculated_data_rate_rx_HT(self):
print("calculated_data_rate_rx_HT")
N_sd = 0 # Number of Data Subcarriers based on modulation and bandwith
N_bpscs = 0 # Number of coded bits per Subcarrier(Determined by the modulation, MCS)
R = 0 # coding , (Determined by the modulation, MCS )
N_ss = 0 # Number of Spatial Streams
T_dft = 3.2 * 10 ** -6 # Constant for HT
T_gi_short = .4 * 10 ** -6 # Guard index.
T_gi_long = .8 * 10 ** -6 # Guard index.
bw = 20
# Note the T_gi is not exactly know so need to calculate bothh with .4 and .8
# the nubmer of Data Subcarriers is based on modulation and bandwith
bw = int(self.rx_mhz)
print("Mhz {Mhz}".format(Mhz=self.rx_mhz))
if bw == 20:
N_sd = 52
elif bw == 40:
N_sd = 108
elif bw == 80:
N_sd = 234
elif bw == 160:
N_sd = 468
else:
print("For HT if cannot be read bw is assumed to be 20")
N_sd = 52
self.rx_mhz = 20
# NSS
N_ss = self.rx_nss
# MCS (Modulation Coding Scheme) determines the constands
# MCS 0 == Modulation BPSK R = 1/2 , N_bpscs = 1,
# Only for HT configuration
if self.rx_mcs == 0 or self.rx_mcs == 8 or self.rx_mcs == 16 or self.rx_mcs == 24:
R = 1 / 2
N_bpscs = 1
# MCS 1 == Modulation QPSK R = 1/2 , N_bpscs = 2
elif self.rx_mcs == 1 or self.rx_mcs == 9 or self.rx_mcs == 17 or self.rx_mcs == 25:
R = 1 / 2
N_bpscs = 2
# MCS 2 == Modulation QPSK R = 3/4 , N_bpscs = 2
elif self.rx_mcs == 2 or self.rx_mcs == 10 or self.rx_mcs == 18 or self.rx_mcs == 26:
R = 3 / 4
N_bpscs = 2
# MCS 3 == Modulation 16-QAM R = 1/2 , N_bpscs = 4
elif self.rx_mcs == 3 or self.rx_mcs == 11 or self.rx_mcs == 19 or self.rx_mcs == 27:
R = 1 / 2
N_bpscs = 4
# MCS 4 == Modulation 16-QAM R = 3/4 , N_bpscs = 4
elif self.rx_mcs == 4 or self.rx_mcs == 12 or self.rx_mcs == 20 or self.rx_mcs == 28:
R = 3 / 4
N_bpscs = 4
# MCS 5 == Modulation 64-QAM R = 2/3 , N_bpscs = 6
elif self.rx_mcs == 5 or self.rx_mcs == 13 or self.rx_mcs == 21 or self.rx_mcs == 29:
R = 2 / 3
N_bpscs = 6
# MCS 6 == Modulation 64-QAM R = 3/4 , N_bpscs = 6
elif self.rx_mcs == 6 or self.rx_mcs == 14 or self.rx_mcs == 22 or self.rx_mcs == 30:
R = 3 / 4
N_bpscs = 6
# MCS 7 == Modulation 64-QAM R = 5/6 , N_bpscs = 6
elif self.rx_mcs == 7 or self.rx_mcs == 15 or self.rx_mcs == 23 or self.rx_mcs == 31:
R = 5 / 6
N_bpscs = 6
print(
"mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_short {T_gi_short}".format(
mcs=self.rx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_short=T_gi_short))
self.rx_data_rate_gi_short_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_short)) / 1000000
print("rx_data_rate gi_short {data_rate} Mbit/s".format(data_rate=self.rx_data_rate_gi_short_Mbps))
print(
"mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_long {T_gi_long}".format(
mcs=self.rx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_long=T_gi_long))
self.rx_data_rate_gi_long_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_long)) / 1000000
print("rx_data_rate gi_long {data_rate} Mbps".format(data_rate=self.rx_data_rate_gi_long_Mbps))
if abs(self.rx_mbit - self.rx_data_rate_gi_short_Mbps) <= abs(
self.rx_mbit - self.rx_data_rate_gi_long_Mbps):
self.rx_mbit_calc = self.rx_data_rate_gi_short_Mbps
self.rx_gi = T_gi_short
else:
self.rx_mbit_calc = self.rx_data_rate_gi_long_Mbps
self.rx_gi = T_gi_long
def calculated_data_rate_tx_VHT(self):
print("calculated_data_rate_tx_VHT")
# TODO compare with standard for 40 MHz if values change
N_sd = 0 # Number of Data Subcarriers based on modulation and bandwith
N_bpscs = 0 # Number of coded bits per Subcarrier(Determined by the modulation, MCS)
R = 0 # coding , (Determined by the modulation, MCS )
N_ss = 0 # Number of Spatial Streams
T_dft = 3.2 * 10 ** -6 # Constant for HT
T_gi_short = .4 * 10 ** -6 # Guard index.
T_gi_long = .8 * 10 ** -6 # Guard index.
bw = 20
# Note the T_gi is not exactly know so need to calculate bothh with .4 and .8
# the nubmer of Data Subcarriers is based on modulation and bandwith
bw = int(self.tx_mhz)
print("Mhz {Mhz}".format(Mhz=self.tx_mhz))
if bw == 20:
N_sd = 52
elif bw == 40:
N_sd = 108
elif bw == 80:
N_sd = 234
elif bw == 160:
N_sd = 468
else:
print("For HT if cannot be read bw is assumed to be 20")
N_sd = 52
self.tx_mhz = 20
# NSS
N_ss = self.tx_nss
# MCS (Modulation Coding Scheme) determines the constands
# MCS 0 == Modulation BPSK R = 1/2 , N_bpscs = 1,
# Only for HT configuration
if self.tx_mcs == 0:
R = 1 / 2
N_bpscs = 1
# MCS 1 == Modulation QPSK R = 1/2 , N_bpscs = 2
elif self.tx_mcs == 1:
R = 1 / 2
N_bpscs = 2
# MCS 2 == Modulation QPSK R = 3/4 , N_bpscs = 2
elif self.tx_mcs == 2:
R = 3 / 4
N_bpscs = 2
# MCS 3 == Modulation 16-QAM R = 1/2 , N_bpscs = 4
elif self.tx_mcs == 3:
R = 1 / 2
N_bpscs = 4
# MCS 4 == Modulation 16-QAM R = 3/4 , N_bpscs = 4
elif self.tx_mcs == 4:
R = 3 / 4
N_bpscs = 4
# MCS 5 == Modulation 64-QAM R = 2/3 , N_bpscs = 6
elif self.tx_mcs == 5:
R = 2 / 3
N_bpscs = 6
# MCS 6 == Modulation 64-QAM R = 3/4 , N_bpscs = 6
elif self.tx_mcs == 6:
R = 3 / 4
N_bpscs = 6
# MCS 7 == Modulation 64-QAM R = 5/6 , N_bpscs = 6
elif self.tx_mcs == 7:
R = 5 / 6
N_bpscs = 6
# MCS 8 == Modulation 256-QAM R = 3/4 , N_bpscs = 8
elif self.tx_mcs == 8:
R = 3 / 4
N_bpscs = 8
# MCS 9 == Modulation 256-QAM R = 5/6 , N_bpscs = 8
elif self.tx_mcs == 9:
R = 5 / 6
N_bpscs = 8
print(
"tx: mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_short {T_gi_short}".format(
mcs=self.tx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_short=T_gi_short))
self.tx_data_rate_gi_short_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_short)) / 1000000
print("tx_data_rate gi_short {data_rate} Mbit/s".format(data_rate=self.tx_data_rate_gi_short_Mbps))
print(
"tx: mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_long {T_gi_long}".format(
mcs=self.tx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_long=T_gi_long))
self.tx_data_rate_gi_long_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_long)) / 1000000
print("data_rate gi_long {data_rate} Mbps".format(data_rate=self.tx_data_rate_gi_long_Mbps))
if abs(self.tx_mbit - self.tx_data_rate_gi_short_Mbps) <= abs(self.tx_mbit - self.tx_data_rate_gi_long_Mbps):
self.tx_mbit_calc = self.tx_data_rate_gi_short_Mbps
self.tx_gi = T_gi_short
else:
self.tx_mbit_calc = self.tx_data_rate_gi_long_Mbps
self.tx_gi = T_gi_long
def calculated_data_rate_rx_VHT(self):
print("calculated_data_rate_rx_VHT")
N_sd = 0 # Number of Data Subcarriers based on modulation and bandwith
N_bpscs = 0 # Number of coded bits per Subcarrier(Determined by the modulation, MCS)
R = 0 # coding , (Determined by the modulation, MCS )
N_ss = 0 # Number of Spatial Streams
T_dft = 3.2 * 10 ** -6 # Constant for HT
T_gi_short = .4 * 10 ** -6 # Guard index.
T_gi_long = .8 * 10 ** -6 # Guard index.
# Note the T_gi is not exactly know so need to calculate bothh with .4 and .8
# the nubmer of Data Subcarriers is based on modulation and bandwith
bw = int(self.rx_mhz)
print("Mhz {Mhz}".format(Mhz=self.rx_mhz))
if bw == 20:
N_sd = 52
elif bw == 40:
N_sd = 108
elif bw == 80:
N_sd = 234
elif bw == 160:
N_sd = 468
else:
print("For HT if cannot be read bw is assumed to be 20")
N_sd = 52
self.rx_mhz = 20
# NSS
N_ss = self.rx_nss
# MCS (Modulation Coding Scheme) determines the constands
# MCS 0 == Modulation BPSK R = 1/2 , N_bpscs = 1,
# Only for HT configuration
if self.rx_mcs == 0:
R = 1 / 2
N_bpscs = 1
# MCS 1 == Modulation QPSK R = 1/2 , N_bpscs = 2
elif self.rx_mcs == 1:
R = 1 / 2
N_bpscs = 2
# MCS 2 == Modulation QPSK R = 3/4 , N_bpscs = 2
elif self.rx_mcs == 2:
R = 3 / 4
N_bpscs = 2
# MCS 3 == Modulation 16-QAM R = 1/2 , N_bpscs = 4
elif self.rx_mcs == 3:
R = 1 / 2
N_bpscs = 4
# MCS 4 == Modulation 16-QAM R = 3/4 , N_bpscs = 4
elif self.rx_mcs == 4:
R = 3 / 4
N_bpscs = 4
# MCS 5 == Modulation 64-QAM R = 2/3 , N_bpscs = 6
elif self.rx_mcs == 5:
R = 2 / 3
N_bpscs = 6
# MCS 6 == Modulation 64-QAM R = 3/4 , N_bpscs = 6
elif self.rx_mcs == 6:
R = 3 / 4
N_bpscs = 6
# MCS 7 == Modulation 64-QAM R = 5/6 , N_bpscs = 6
elif self.rx_mcs == 7:
R = 5 / 6
N_bpscs = 6
# MCS 8 == Modulation 256-QAM R = 3/4 , N_bpscs = 8
elif self.rx_mcs == 8:
R = 3 / 4
N_bpscs = 8
# MCS 9 == Modulation 256-QAM R = 5/6 , N_bpscs = 8
elif self.rx_mcs == 9:
R = 5 / 6
N_bpscs = 8
print(
"mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_short {T_gi_short}".format(
mcs=self.rx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_short=T_gi_short))
self.rx_data_rate_gi_short_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_short)) / 1000000
print("rx_data_rate gi_short {data_rate} Mbit/s".format(data_rate=self.rx_data_rate_gi_short_Mbps))
print(
"mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_long {T_gi_long}".format(
mcs=self.rx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_long=T_gi_long))
self.rx_data_rate_gi_long_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_long)) / 1000000
print("rx_data_rate gi_long {data_rate} Mbps".format(data_rate=self.rx_data_rate_gi_long_Mbps))
if abs(self.rx_mbit - self.rx_data_rate_gi_short_Mbps) <= abs(
self.rx_mbit - self.rx_data_rate_gi_long_Mbps):
self.rx_mbit_calc = self.rx_data_rate_gi_short_Mbps
self.rx_gi = T_gi_short
else:
self.rx_mbit_calc = self.rx_data_rate_gi_long_Mbps
self.rx_gi = T_gi_long
##########################################
#
# HE no OFDMA - changes the calculations
#
###########################################
def calculated_data_rate_tx_HE(self):
print("calculated_data_rate_tx_HE")
# TODO compare with standard for 40 MHz if values change
N_sd = 0 # Number of Data Subcarriers based on modulation and bandwith
N_bpscs = 0 # Number of coded bits per Subcarrier(Determined by the modulation, MCS)
R = 0 # coding , (Determined by the modulation, MCS )
N_ss = 0 # Number of Spatial Streams
T_dft = 3.2 * 10 ** -6 # Constant for HT
T_gi_short = .4 * 10 ** -6 # Guard index.
T_gi_long = .8 * 10 ** -6 # Guard index.
bw = 20
# Note the T_gi is not exactly know so need to calculate bothh with .4 and .8
# the nubmer of Data Subcarriers is based on modulation and bandwith
bw = int(self.tx_mhz)
print("Mhz {Mhz}".format(Mhz=self.tx_mhz))
if bw == 20:
N_sd = 52
elif bw == 40:
N_sd = 108
elif bw == 80:
N_sd = 234
elif bw == 160:
N_sd = 468
else:
print("For HT if cannot be read bw is assumed to be 20")
N_sd = 52
self.tx_mhz = 20
# NSS
N_ss = self.tx_nss
# MCS (Modulation Coding Scheme) determines the constands
# MCS 0 == Modulation BPSK R = 1/2 , N_bpscs = 1,
# Only for HT configuration
if self.tx_mcs == 0:
R = 1 / 2
N_bpscs = 1
# MCS 1 == Modulation QPSK R = 1/2 , N_bpscs = 2
elif self.tx_mcs == 1:
R = 1 / 2
N_bpscs = 2
# MCS 2 == Modulation QPSK R = 3/4 , N_bpscs = 2
elif self.tx_mcs == 2:
R = 3 / 4
N_bpscs = 2
# MCS 3 == Modulation 16-QAM R = 1/2 , N_bpscs = 4
elif self.tx_mcs == 3:
R = 1 / 2
N_bpscs = 4
# MCS 4 == Modulation 16-QAM R = 3/4 , N_bpscs = 4
elif self.tx_mcs == 4:
R = 3 / 4
N_bpscs = 4
# MCS 5 == Modulation 64-QAM R = 2/3 , N_bpscs = 6
elif self.tx_mcs == 5:
R = 2 / 3
N_bpscs = 6
# MCS 6 == Modulation 64-QAM R = 3/4 , N_bpscs = 6
elif self.tx_mcs == 6:
R = 3 / 4
N_bpscs = 6
# MCS 7 == Modulation 64-QAM R = 5/6 , N_bpscs = 6
elif self.tx_mcs == 7:
R = 5 / 6
N_bpscs = 6
# MCS 8 == Modulation 256-QAM R = 3/4 , N_bpscs = 8
elif self.tx_mcs == 8:
R = 3 / 4
N_bpscs = 8
# MCS 9 == Modulation 256-QAM R = 5/6 , N_bpscs = 8
elif self.tx_mcs == 9:
R = 5 / 6
N_bpscs = 8
print(
"tx: mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_short {T_gi_short}".format(
mcs=self.tx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_short=T_gi_short))
self.tx_data_rate_gi_short_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_short)) / 1000000
print("tx_data_rate gi_short {data_rate} Mbit/s".format(data_rate=self.tx_data_rate_gi_short_Mbps))
print(
"tx: mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_long {T_gi_long}".format(
mcs=self.tx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_long=T_gi_long))
self.tx_data_rate_gi_long_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_long)) / 1000000
print("data_rate gi_long {data_rate} Mbps".format(data_rate=self.tx_data_rate_gi_long_Mbps))
if abs(self.tx_mbit - self.tx_data_rate_gi_short_Mbps) <= abs(self.tx_mbit - self.tx_data_rate_gi_long_Mbps):
self.tx_mbit_calc = self.tx_data_rate_gi_short_Mbps
self.tx_gi = T_gi_short
else:
self.tx_mbit_calc = self.tx_data_rate_gi_long_Mbps
self.tx_gi = T_gi_long
def calculated_data_rate_rx_HE(self):
print("calculated_data_rate_rx_HE")
N_sd = 0 # Number of Data Subcarriers based on modulation and bandwith
N_bpscs = 0 # Number of coded bits per Subcarrier(Determined by the modulation, MCS)
R = 0 # coding , (Determined by the modulation, MCS )
N_ss = 0 # Number of Spatial Streams
T_dft = 3.2 * 10 ** -6 # Constant for HT
T_gi_short = .4 * 10 ** -6 # Guard index.
T_gi_long = .8 * 10 ** -6 # Guard index.
# Note the T_gi is not exactly know so need to calculate bothh with .4 and .8
# the nubmer of Data Subcarriers is based on modulation and bandwith
bw = int(self.rx_mhz)
print("Mhz {Mhz}".format(Mhz=self.rx_mhz))
if bw == 20:
N_sd = 52
elif bw == 40:
N_sd = 108
elif bw == 80:
N_sd = 234
elif bw == 160:
N_sd = 468
else:
print("For HT if cannot be read bw is assumed to be 20")
N_sd = 52
self.rx_mhz = 20
# NSS
N_ss = self.rx_nss
# MCS (Modulation Coding Scheme) determines the constands
# MCS 0 == Modulation BPSK R = 1/2 , N_bpscs = 1,
# Only for HT configuration
if self.rx_mcs == 0:
R = 1 / 2
N_bpscs = 1
# MCS 1 == Modulation QPSK R = 1/2 , N_bpscs = 2
elif self.rx_mcs == 1:
R = 1 / 2
N_bpscs = 2
# MCS 2 == Modulation QPSK R = 3/4 , N_bpscs = 2
elif self.rx_mcs == 2:
R = 3 / 4
N_bpscs = 2
# MCS 3 == Modulation 16-QAM R = 1/2 , N_bpscs = 4
elif self.rx_mcs == 3:
R = 1 / 2
N_bpscs = 4
# MCS 4 == Modulation 16-QAM R = 3/4 , N_bpscs = 4
elif self.rx_mcs == 4:
R = 3 / 4
N_bpscs = 4
# MCS 5 == Modulation 64-QAM R = 2/3 , N_bpscs = 6
elif self.rx_mcs == 5:
R = 2 / 3
N_bpscs = 6
# MCS 6 == Modulation 64-QAM R = 3/4 , N_bpscs = 6
elif self.rx_mcs == 6:
R = 3 / 4
N_bpscs = 6
# MCS 7 == Modulation 64-QAM R = 5/6 , N_bpscs = 6
elif self.rx_mcs == 7:
R = 5 / 6
N_bpscs = 6
# MCS 8 == Modulation 256-QAM R = 3/4 , N_bpscs = 8
elif self.rx_mcs == 8:
R = 3 / 4
N_bpscs = 8
# MCS 9 == Modulation 256-QAM R = 5/6 , N_bpscs = 8
elif self.rx_mcs == 9:
R = 5 / 6
N_bpscs = 8
print(
"mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_short {T_gi_short}".format(
mcs=self.rx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_short=T_gi_short))
self.rx_data_rate_gi_short_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_short)) / 1000000
print("rx_data_rate gi_short {data_rate} Mbit/s".format(data_rate=self.rx_data_rate_gi_short_Mbps))
print(
"mcs {mcs} N_sd {N_sd} N_bpscs {N_bpscs} R {R} N_ss {N_ss} T_dft {T_dft} T_gi_long {T_gi_long}".format(
mcs=self.rx_mcs, N_sd=N_sd, N_bpscs=N_bpscs, R=R, N_ss=N_ss, T_dft=T_dft, T_gi_long=T_gi_long))
self.rx_data_rate_gi_long_Mbps = ((N_sd * N_bpscs * R * float(N_ss)) / (T_dft + T_gi_long)) / 1000000
print("rx_data_rate gi_long {data_rate} Mbps".format(data_rate=self.rx_data_rate_gi_long_Mbps))
if abs(self.rx_mbit - self.rx_data_rate_gi_short_Mbps) <= abs(
self.rx_mbit - self.rx_data_rate_gi_long_Mbps):
self.rx_mbit_calc = self.rx_data_rate_gi_short_Mbps
self.rx_gi = T_gi_short
else:
self.rx_mbit_calc = self.rx_data_rate_gi_long_Mbps
self.rx_gi = T_gi_long