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initial commit for MD-380 type radios

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This commit is contained in:
KF7EEL 2020-12-23 15:19:10 -08:00
parent 6902b3bd4c
commit f6a501a42e
1 changed files with 74 additions and 4 deletions
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78
gps_data.py
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@ -289,6 +289,8 @@ class DATA_SYSTEM(HBSYSTEM):
global n_packet_assembly global n_packet_assembly
#logger.info(_dtype_vseq) #logger.info(_dtype_vseq)
logger.info(time.strftime('%H:%M:%S - %m/%d/%y')) logger.info(time.strftime('%H:%M:%S - %m/%d/%y'))
#logger.info('Special debug for developement:')
#logger.info(ahex(bptc_decode(_data)))
if int_id(_dst_id) == data_id: if int_id(_dst_id) == data_id:
#logger.info(type(_seq)) #logger.info(type(_seq))
if type(_seq) is bytes: if type(_seq) is bytes:
@ -296,7 +298,77 @@ class DATA_SYSTEM(HBSYSTEM):
else: else:
pckt_seq = _seq pckt_seq = _seq
# Try to classify header # Try to classify header
if _call_type == call_type or (_call_type == 'vcsbk' and pckt_seq > 3): #int.from_bytes(_seq, 'big') > 3 ): # UDT header has DPF of 0101, which is 5.
# If 5 is at position 3, then this should be a UDT header for MD-380 type radios.
# Coordinates are usually in the very next block after the header, we will discard the rest.
#logger.info(ahex(bptc_decode(_data)[0:10]))
if _call_type == call_type and header_ID(_data)[3] == '5' or (_call_type == 'vcsbk' and header_ID(_data)[3] == '5'):
global udt_block, hdr_type
logger.info('MD-380 type UDT header detected. Very next packet should be location.')
hdr_type = '380'
if _dtype_vseq == 6 and hdr_type == '380' or _dtype_vseq == 'group' and hdr_type == '380':
udt_block = 1
if _dtype_vseq == 7 and hdr_type == '380':
udt_block = udt_block - 1
if udt_block == 0:
logger.info('MD-380 type packet. This should contain the GPS location.')
if ba2num(bptc_decode(_data)[1:2]) == 1:
lat_dir = 'N'
if ba2num(bptc_decode(_data)[1:2]) == 0:
lat_dir = 'S'
if ba2num(bptc_decode(_data)[2:3]) == 1:
lon_dir = 'E'
if ba2num(bptc_decode(_data)[2:3]) == 0:
lon_dir = 'W'
lat_deg = ba2num(bptc_decode(_data)[11:18])
lon_deg = ba2num(bptc_decode(_data)[38:46])
lat_min = ba2num(bptc_decode(_data)[18:24])
lon_min = ba2num(bptc_decode(_data)[46:52])
lat_min_dec = ba2num(bptc_decode(_data)[24:38])
lon_min_dec = ba2num(bptc_decode(_data)[52:66])
aprs_lat = str(str(lat_deg) + str(lat_min) + '.' + str(lat_min_dec)[0:2]).zfill(7) + lat_dir
aprs_lon = str(str(lon_deg) + str(lon_min) + '.' + str(lon_min_dec)[0:2]).zfill(8) + lon_dir
# Form APRS packet
# For future use below
#aprs_loc_packet = str(get_alias(int_id(_rf_src), subscriber_ids)) + '-' + ssid + '>APHBL3,TCPIP*:/' + str(datetime.datetime.utcnow().strftime("%H%M%Sh")) + str(aprs_lat) + icon_table + str(aprs_lon) + icon_icon + '/' + str(comment)
#logger.info(aprs_loc_packet)
logger.info('Lat: ' + str(lat) + ' Lon: ' + lon)
user_settings = ast.literal_eval(os.popen('cat ./user_settings.txt').read())
if int_id(_rf_src) not in user_settings:
aprs_loc_packet = str(get_alias(int_id(_rf_src), subscriber_ids)) + '-' + str(user_ssid) + '>APHBL3,TCPIP*:/' + str(datetime.datetime.utcnow().strftime("%H%M%Sh")) + str(aprs_lat) + '/' + str(aprs_lon) + '[/' + aprs_comment + ' DMR ID: ' + str(int_id(_rf_src))
else:
if user_settings[int_id(_rf_src)][1]['ssid'] == '':
ssid = user_ssid
if user_settings[int_id(_rf_src)][3]['comment'] == '':
comment = aprs_comment + ' DMR ID: ' + str(int_id(_rf_src))
if user_settings[int_id(_rf_src)][2]['icon'] == '':
icon_table = '/'
icon_icon = '['
if user_settings[int_id(_rf_src)][2]['icon'] != '':
icon_table = user_settings[int_id(_rf_src)][2]['icon'][0]
icon_icon = user_settings[int_id(_rf_src)][2]['icon'][1]
if user_settings[int_id(_rf_src)][1]['ssid'] != '':
ssid = user_settings[int_id(_rf_src)][1]['ssid']
if user_settings[int_id(_rf_src)][3]['comment'] != '':
comment = user_settings[int_id(_rf_src)][3]['comment']
aprs_loc_packet = str(get_alias(int_id(_rf_src), subscriber_ids)) + '-' + ssid + '>APHBL3,TCPIP*:/' + str(datetime.datetime.utcnow().strftime("%H%M%Sh")) + str(aprs_lat) + icon_table + str(aprs_lon) + icon_icon + '/' + str(comment)
logger.info(aprs_loc_packet)
# Attempt to prevent malformed packets from being uploaded.
try:
aprslib.parse(aprs_loc_packet)
float(lat) < 91
float(lon) < 121
aprs_send(aprs_loc_packet)
logger.info('Sent APRS packet')
except:
loggr.info('Error. Failed to send packet. Packet may be malformed.')
udt_block = 1
hdr_type = ''
else:
pass
#NMEA type packets for Anytone like radios.
elif _call_type == call_type or (_call_type == 'vcsbk' and pckt_seq > 3): #int.from_bytes(_seq, 'big') > 3 ):
global packet_assembly global packet_assembly
if _dtype_vseq == 6 or _dtype_vseq == 'group': if _dtype_vseq == 6 or _dtype_vseq == 'group':
global btf, hdr_start global btf, hdr_start
@ -380,9 +452,7 @@ class DATA_SYSTEM(HBSYSTEM):
# End APRS-IS upload # End APRS-IS upload
# Assume this is an SMS message # Assume this is an SMS message
if '$GPRMC' not in final_packet: if '$GPRMC' not in final_packet:
if '0005' in hdr_start:
logger('This may be an NMEA coded packet from an MD-380 type radio!')
# Revisit below later.
#### # Motorola type SMS header #### # Motorola type SMS header
## if '824a' in hdr_start or '024a' in hdr_start: ## if '824a' in hdr_start or '024a' in hdr_start:
## logger.info('\nMotorola type SMS') ## logger.info('\nMotorola type SMS')