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moved parse_args() from library to toa.py.

master
tanupoo 2020-08-28 19:14:19 +09:00
parent b5d12c72fb
commit 236bc056bb
3 changed files with 51 additions and 52 deletions
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2
README.md
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@ -47,7 +47,7 @@ LoRa Time on Air calculator.
positional arguments: positional arguments:
SF Spreading Factor. It should be from 7 to 12. SF Spreading Factor. It should be from 7 to 12.
SIZE PHY payload size in byte. Remember that PHY payload SIZE PHY payload size in byte. Remember that PHY payload
(i.e. MAC frame) is consist of MHDR(1) + MAC payload + (i.e. MAC frame) consists of MHDR(1) + MAC payload +
MIC(4), or MHDR(1) + FHDR(7) + FPort(1) + APP + MIC(4). MIC(4), or MHDR(1) + FHDR(7) + FPort(1) + APP + MIC(4).
For example, SIZE for Join Request is going to be 23. For example, SIZE for Join Request is going to be 23.
If the size of an application message (APP) is 12, SIZE If the size of an application message (APP) is 12, SIZE

50
lorawan_toa_cal.py
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@ -94,53 +94,3 @@ def get_toa(n_size, n_sf, n_bw=125, enable_auto_ldro=True, enable_ldro=False,
return ret return ret
import argparse
def parse_args():
p = argparse.ArgumentParser(
description="LoRa Time on Air calculator.")
p.add_argument("n_sf", metavar="SF", type=int,
help="Spreading Factor. It should be from 7 to 12.")
p.add_argument("n_size", metavar="SIZE", type=int,
help="""PHY payload size in byte.
Remember that PHY payload (i.e. MAC frame) is consist of
MHDR(1) + MAC payload + MIC(4), or
MHDR(1) + FHDR(7) + FPort(1) + APP + MIC(4).
For example, SIZE for Join Request is going to be 23.
If the size of an application message (APP) is
12, SIZE is going to be 25. """)
p.add_argument("--band-width", action="store", dest="n_bw", type=int,
default=125, metavar="NUMBER",
help="bandwidth in kHz. default is 125 kHz.")
p.add_argument("--disable-auto-ldro", action="store_false",
dest="enable_auto_ldro",
help="disable the auto LDRO and disable LDRO.")
p.add_argument("--enable-ldro", action="store_true", dest="enable_ldro",
help="This option is available when the auto LDRO is disabled.")
p.add_argument("--disable-eh", action="store_false", dest="enable_eh",
help="disable the explicit header.")
p.add_argument("--downlink", action="store_false", dest="enable_crc",
help="disable the CRC field, which is for the LoRaWAN downlink stream.")
p.add_argument("--disable-crc", action="store_false", dest="enable_crc",
help="same effect as the --downlink option.")
p.add_argument("--cr", action="store", dest="n_cr",
type=int, default=1, metavar="NUMBER",
help="specify the CR value. default is 1 as LoRaWAN does.")
p.add_argument("--preamble", action="store", dest="n_preamble",
type=int, default=8, metavar="NUMBER",
help="specify the preamble. default is 8 for AS923.")
p.add_argument("--duty-cycle", action="store", dest="n_duty_cycle",
type=int, default=1, metavar="NUMBER",
help="specify the duty cycle in percentage. default is 1 %%.")
p.add_argument("-v", action="store_true", dest="f_verbose",
default=False,
help="enable verbose mode.")
p.add_argument("-d", action="append_const", dest="_f_debug", default=[],
const=1, help="increase debug mode.")
args = p.parse_args()
args.v_de = False
args.debug_level = len(args._f_debug)
return args

51
toa.py
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@ -1,6 +1,55 @@
#!/usr/bin/env python #!/usr/bin/env python
from lorawan_toa_cal import get_toa, parse_args from lorawan_toa_cal import get_toa
import argparse
def parse_args():
p = argparse.ArgumentParser(
description="LoRa Time on Air calculator.")
p.add_argument("n_sf", metavar="SF", type=int,
help="Spreading Factor. It should be from 7 to 12.")
p.add_argument("n_size", metavar="SIZE", type=int,
help="""PHY payload size in byte.
Remember that PHY payload (i.e. MAC frame) consists of
MHDR(1) + MAC payload + MIC(4), or
MHDR(1) + FHDR(7) + FPort(1) + APP + MIC(4).
For example, SIZE for Join Request is going to be 23.
If the size of an application message (APP) is
12, SIZE is going to be 25. """)
p.add_argument("--band-width", action="store", dest="n_bw", type=int,
default=125, metavar="NUMBER",
help="bandwidth in kHz. default is 125 kHz.")
p.add_argument("--disable-auto-ldro", action="store_false",
dest="enable_auto_ldro",
help="disable the auto LDRO and disable LDRO.")
p.add_argument("--enable-ldro", action="store_true", dest="enable_ldro",
help="This option is available when the auto LDRO is disabled.")
p.add_argument("--disable-eh", action="store_false", dest="enable_eh",
help="disable the explicit header.")
p.add_argument("--downlink", action="store_false", dest="enable_crc",
help="disable the CRC field, which is for the LoRaWAN downlink stream.")
p.add_argument("--disable-crc", action="store_false", dest="enable_crc",
help="same effect as the --downlink option.")
p.add_argument("--cr", action="store", dest="n_cr",
type=int, default=1, metavar="NUMBER",
help="specify the CR value. default is 1 as LoRaWAN does.")
p.add_argument("--preamble", action="store", dest="n_preamble",
type=int, default=8, metavar="NUMBER",
help="specify the preamble. default is 8 for AS923.")
p.add_argument("--duty-cycle", action="store", dest="n_duty_cycle",
type=int, default=1, metavar="NUMBER",
help="specify the duty cycle in percentage. default is 1 %%.")
p.add_argument("-v", action="store_true", dest="f_verbose",
default=False,
help="enable verbose mode.")
p.add_argument("-d", action="append_const", dest="_f_debug", default=[],
const=1, help="increase debug mode.")
args = p.parse_args()
args.v_de = False
args.debug_level = len(args._f_debug)
return args
if __name__ == "__main__" : if __name__ == "__main__" :
opt = parse_args() opt = parse_args()