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New Model #11122 » thd74.py

3fb07326 - Dan Smith, 02/12/2024 07:13 AM

 
import itertools
import logging
import struct
import sys
import time

from chirp import bitwise
from chirp import chirp_common
from chirp import directory
from chirp import errors
from chirp import memmap

LOG = logging.getLogger(__name__)

CALL_CHANS = ['VHF Call (A)',
'VHF Call (D)',
'220M Call (A)',
'220M Call (D)',
'UHF Call (A)',
'UHF Call (D)']

# This is the order of special channels in memory directly after
# regular memory #999
EXTD_NUMBERS = list(itertools.chain(
['%s%02i' % (i % 2 and 'Upper' or 'Lower', i // 2) for i in range(100)],
['Priority'],
['WX%i' % (i + 1) for i in range(10)],
[None for i in range(20)], # 20-channel buffer?
[CALL_CHANS[i] for i in range(len(CALL_CHANS))]))

D74_FILE_HEADER = (
b'MCP-D74\xFFV1.03\xFF\xFF\xFF' +
b'TH-D74' + (b'\xFF' * 10) +
b'\x00' + (b'\xFF' * 15) +
b'\xFF' * (5 * 16) +
b'K2' + (b'\xFF' * 14) +
b'\xFF' * (7 * 16))
GROUP_NAME_OFFSET = 1152

MEM_FORMAT = """
#seekto 0x2000;
struct {
u8 used;
u8 unknown1:7,
lockout:1;
u8 group;
u8 unknownFF;
} flags[1200];

#seekto 0x4000;
struct {
struct {
ul32 freq;
ul32 offset;
u8 tuning_step:4,
split_tuning_step:3,
unknown2:1;
u8 unknown3_0:1,
mode:3,
narrow:1,
fine_mode:1,
fine_step:2;
u8 tone_mode:1,
ctcss_mode:1,
dtcs_mode:1,
cross_mode:1,
unknown4_0:1,
split:1,
duplex:2;
u8 rtone;
u8 unknownctone:2,
ctone:6;
u8 unknowndtcs:1,
dtcs_code:7;
u8 unknown5_1:2,
cross_mode_mode:2,
unknown5_2:2,
dig_squelch:2;
char dv_urcall[8];
char dv_rpt1call[8];
char dv_rpt2call[8];
u8 unknown9:1,
dv_code:7;
} memories[6];
u8 pad[16];
} memgroups[210];

#seekto 0x10000;
struct {
char name[16];
} names[1200];
"""


def decode_call(call):
return ''.join(str(c) for c in call if ord(str(c)) > 0)


def encode_call(call):
return call[:8].ljust(8, '\x00')


DUPLEX = ['', '+', '-']
TUNE_STEPS = [5.0, 6.25, 8.33, 9.0, 10.0, 12.5, 15.0, 20.0, 25.0, 30.0, 50.0,
100.0]
CROSS_MODES = ['DTCS->', 'Tone->DTCS', 'DTCS->Tone', 'Tone->Tone']
MODES = ['FM', 'DV', 'AM', 'LSB', 'USB', 'CW', 'NFM',
'DV', # Actually DR in the radio
]
DSQL_MODES = ['', 'Code', 'Callsign']
FINE_STEPS = [20, 100, 500, 1000]


class KenwoodGroup(chirp_common.NamedBank):
def __init__(self, model, index):
# Default name until we are initialized, then we will report
# the value from memory
super().__init__(model, index, 'GRP-%i' % index)

def get_name(self):
name = self._model._radio._memobj.names[
GROUP_NAME_OFFSET + self._index].name
return str(name).rstrip()

def set_name(self, name):
names = self._model._radio._memobj.names
names[GROUP_NAME_OFFSET + self._index].name = str(name)[:16].ljust(16)
super().set_name(name.strip())


class KenwoodTHD74Bankmodel(chirp_common.BankModel):
channelAlwaysHasBank = True

def get_num_mappings(self):
return 30

def get_mappings(self):
groups = []
for i in range(self.get_num_mappings()):
groups.append(KenwoodGroup(self, i))
return groups

def add_memory_to_mapping(self, memory, bank):
self._radio._memobj.flags[memory.number].group = bank.get_index()

def remove_memory_from_mapping(self, memory, bank):
self._radio._memobj.flags[memory.number].group = 0

def get_mapping_memories(self, bank):
features = self._radio.get_features()
memories = []
for i in range(0, features.memory_bounds[1]):
if self._radio._memobj.flags[i].group == bank.get_index():
memories.append(self._radio.get_memory(i))
return memories

def get_memory_mappings(self, memory):
index = self._radio._memobj.flags[memory.number].group
return [self.get_mappings()[index]]


def get_used_flag(mem):
if mem.empty:
return 0xFF
if mem.duplex == 'split':
freq = mem.offset
else:
freq = mem.freq

if freq < chirp_common.to_MHz(150):
return 0x00
elif freq < chirp_common.to_MHz(400):
return 0x01
else:
return 0x02


@directory.register
class THD74Radio(chirp_common.CloneModeRadio,
chirp_common.IcomDstarSupport):
VENDOR = "Kenwood"
MODEL = "TH-D74 (clone mode)"
NEEDS_COMPAT_SERIAL = False
BAUD_RATE = 9600
HARDWARE_FLOW = sys.platform == "darwin" # only OS X driver needs hw flow
FORMATS = [directory.register_format('Kenwood MCP-D74', '*.d74')]

_memsize = 0x7A300

def read_block(self, block, count=256):
hdr = struct.pack(">cHH", b"R", block, 0)
self.pipe.write(hdr)
r = self.pipe.read(5)
if len(r) != 5:
raise errors.RadioError("Did not receive block response")

cmd, _block, zero = struct.unpack(">cHH", r)
if cmd != b"W" or _block != block:
raise errors.RadioError("Invalid response: %s %i" % (cmd, _block))

data = b""
while len(data) < count:
data += self.pipe.read(count - len(data))

self.pipe.write(b'\x06')
if self.pipe.read(1) != b'\x06':
raise errors.RadioError("Did not receive post-block ACK!")

return data

def write_block(self, block, map, size=256):
hdr = struct.pack(">cHH", b"W", block, size < 256 and size or 0)
base = block * size
data = map[base:base + size]
self.pipe.write(hdr + data)
self.pipe.flush()

for i in range(10):
ack = self.pipe.read(1)
if ack != b'\x06':
LOG.error('Ack for block %i was: %r' % (block, ack))
else:
break
return ack == b'\x06'

def download(self, raw=False, blocks=None):
if blocks is None:
blocks = range(self._memsize // 256)
else:
blocks = [b for b in blocks if b < self._memsize // 256]

if self.command("0M PROGRAM") != "0M":
raise errors.RadioError("No response from self")

allblocks = range(self._memsize // 256)
self.pipe.baudrate = 57600
self.pipe.read(1)
data = b""
LOG.debug("reading blocks %d..%d" % (blocks[0], blocks[-1]))
total = len(blocks)
count = 0
for i in allblocks:
if i not in blocks:
data += 256 * b'\xff'
continue
data += self.read_block(i)
count += 1
if self.status_fn:
s = chirp_common.Status()
s.msg = "Cloning from radio"
s.max = total
s.cur = count
self.status_fn(s)

self.pipe.write(b"E")

if raw:
return data
return memmap.MemoryMapBytes(data)

def upload(self, blocks=None):
if blocks is None:
blocks = range((self._memsize // 256) - 2)
else:
blocks = [b for b in blocks if b < self._memsize // 256]

if self.command("0M PROGRAM") != "0M":
raise errors.RadioError("No response from self")

self.pipe.baudrate = 57600
self.pipe.read(1)

try:
LOG.debug("writing blocks %d..%d" % (blocks[0], blocks[-1]))
total = len(blocks)
count = 0
for i in blocks:
r = self.write_block(i, self._mmap)
count += 1
if not r:
raise errors.RadioError("self NAK'd block %i" % i)
if self.status_fn:
s = chirp_common.Status()
s.msg = "Cloning to radio"
s.max = total
s.cur = count
self.status_fn(s)
finally:
self.pipe.write(b"E")

def command(self, cmd, timeout=1):
start = time.time()

data = b""
LOG.debug("PC->D74: %s" % cmd)
self.pipe.write((cmd + "\r").encode())
while not data.endswith(b"\r") and (time.time() - start) < timeout:
data += self.pipe.read(1)
LOG.debug("D74->PC: %s" % data.strip())
return data.decode().strip()

def get_id(self):
r = self.command("ID")
if r.startswith("ID "):
return r.split(" ")[1]
else:
raise errors.RadioError("No response to ID command")

def _detect_baud(self):
id = None
for baud in [9600, 19200, 38400, 57600]:
self.pipe.baudrate = baud
try:
self.pipe.write(b"\r\r")
except Exception:
break
self.pipe.read(32)
try:
id = self.get_id()
LOG.info("Radio %s at %i baud" % (id, baud))
break
except errors.RadioError:
pass

if id and not self.MODEL.startswith(id):
raise errors.RadioError(_('Unsupported model %r' % id))
elif id:
return id
else:
raise errors.RadioError("No response from radio")

def process_mmap(self):
self._memobj = bitwise.parse(MEM_FORMAT, self._mmap)

def sync_in(self):
self._detect_baud()
self._mmap = self.download()
self.process_mmap()

def sync_out(self):
self._detect_baud()
self.upload()

def load_mmap(self, filename):
if filename.lower().endswith('.d74'):
with open(filename, 'rb') as f:
f.seek(0x100)
self._mmap = memmap.MemoryMapBytes(f.read())
LOG.info('Loaded MCP d74 file at offset 0x100')
self.process_mmap()
else:
chirp_common.CloneModeRadio.load_mmap(self, filename)

def save_mmap(self, filename):
if filename.lower().endswith('.d74'):
with open(filename, 'wb') as f:
f.write(D74_FILE_HEADER)
f.write(self._mmap.get_packed())
LOG.info('Wrote MCP d74 file')
else:
chirp_common.CloneModeRadio.save_mmap(self, filename)

def get_features(self):
rf = chirp_common.RadioFeatures()
rf.valid_tuning_steps = list(TUNE_STEPS)
rf.valid_tmodes = ['', 'Tone', 'TSQL', 'DTCS', 'Cross']
rf.valid_cross_modes = list(CROSS_MODES)
rf.valid_duplexes = DUPLEX + ['split']
rf.valid_skips = ['', 'S']
rf.valid_modes = list(MODES)
rf.valid_characters = chirp_common.CHARSET_ASCII
rf.valid_name_length = 16
rf.valid_bands = [(100000, 470000000)]
rf.valid_special_chans = [x for x in EXTD_NUMBERS if x]
rf.has_cross = True
rf.has_dtcs_polarity = False
rf.has_bank = True
rf.has_bank_names = True
rf.can_odd_split = True
rf.requires_call_lists = False
rf.memory_bounds = (0, 999)
return rf

def _get_raw_memory(self, number):
# Why Kenwood ... WHY?
return self._memobj.memgroups[number // 6].memories[number % 6]

def get_memory(self, number):
if isinstance(number, str):
extd_number = number
number = 1000 + EXTD_NUMBERS.index(number)
else:
extd_number = None

_mem = self._get_raw_memory(number)
_flg = self._memobj.flags[number]

if MODES[_mem.mode] == 'DV':
mem = chirp_common.DVMemory()
else:
mem = chirp_common.Memory()

mem.number = number
if extd_number:
mem.extd_number = extd_number

if _flg.used == 0xFF:
mem.empty = True
return mem

mem.freq = int(_mem.freq)
if 'Call' in mem.extd_number:
name_index_adj = 5
else:
name_index_adj = 0
_nam = self._memobj.names[number + name_index_adj]
mem.name = str(_nam.name).rstrip().strip('\x00')
mem.offset = int(_mem.offset)
if _mem.split:
mem.duplex = 'split'
else:
mem.duplex = DUPLEX[_mem.duplex]
mem.tuning_step = TUNE_STEPS[_mem.tuning_step]
mem.mode = MODES[_mem.mode]
mem.rtone = chirp_common.TONES[_mem.rtone]
mem.ctone = chirp_common.TONES[_mem.ctone]
mem.dtcs = chirp_common.DTCS_CODES[_mem.dtcs_code]

if _mem.tone_mode:
mem.tmode = 'Tone'
elif _mem.ctcss_mode:
mem.tmode = 'TSQL'
elif _mem.dtcs_mode:
mem.tmode = 'DTCS'
elif _mem.cross_mode:
mem.tmode = 'Cross'
mem.cross_mode = CROSS_MODES[_mem.cross_mode_mode]
else:
mem.tmode = ''

mem.skip = _flg.lockout and 'S' or ''

if mem.mode == 'DV':
mem.dv_urcall = decode_call(_mem.dv_urcall)
mem.dv_rpt1call = decode_call(_mem.dv_rpt1call)
mem.dv_rpt2call = decode_call(_mem.dv_rpt2call)
mem.dv_code = int(_mem.dv_code)

if mem.extd_number:
mem.immutable.append('empty')

if 'WX' in mem.extd_number:
mem.tmode = ''
mem.immutable.extend(['rtone', 'ctone', 'dtcs', 'rx_dtcs',
'tmode', 'cross_mode', 'dtcs_polarity',
'skip', 'power', 'offset', 'mode',
'tuning_step'])
if 'Call' in mem.extd_number and mem.mode == 'DV':
mem.immutable.append('mode')

return mem

def set_memory(self, mem):

if mem.number > 999 and 'Call' in EXTD_NUMBERS[mem.number - 1000]:
name_index_adj = 5
else:
name_index_adj = 0

_mem = self._get_raw_memory(mem.number)
_flg = self._memobj.flags[mem.number]
_nam = self._memobj.names[mem.number + name_index_adj]

_flg.used = get_used_flag(mem)

if mem.empty:
_flg.lockout = 0
_flg.group = 0
_nam.name = ('\x00' * 16)
_mem.set_raw(b'\xFF' * 40)
return

_mem.set_raw(b'\x00' * 40)

_flg.group = 0 # FIXME

_mem.freq = mem.freq
_nam.name = mem.name.ljust(16)
_mem.offset = int(mem.offset)
if mem.duplex == 'split':
_mem.split = True
_mem.duplex = 0
_mem.split_tuning_step = TUNE_STEPS.index(
chirp_common.required_step(mem.offset))
else:
_mem.split = False
_mem.duplex = DUPLEX.index(mem.duplex)
_mem.tuning_step = TUNE_STEPS.index(mem.tuning_step)
_mem.mode = MODES.index(mem.mode)
_mem.narrow = mem.mode == 'NFM'
_mem.rtone = chirp_common.TONES.index(mem.rtone)
_mem.ctone = chirp_common.TONES.index(mem.ctone)
_mem.dtcs_code = chirp_common.DTCS_CODES.index(mem.dtcs)

_mem.tone_mode = mem.tmode == 'Tone'
_mem.ctcss_mode = mem.tmode == 'TSQL'
_mem.dtcs_mode = mem.tmode == 'DTCS'
_mem.cross_mode = mem.tmode == 'Cross'

if mem.tmode == 'Cross':
_mem.cross_mode_mode = CROSS_MODES.index(mem.cross_mode)

_flg.lockout = mem.skip == 'S'
if isinstance(mem, chirp_common.DVMemory):
_mem.dv_urcall = encode_call(mem.dv_urcall)
_mem.dv_rpt1call = encode_call(mem.dv_rpt1call)
_mem.dv_rpt2call = encode_call(mem.dv_rpt2call)
_mem.dv_code = mem.dv_code

def get_raw_memory(self, number):
return (repr(self._get_raw_memory(number)) +
repr(self._memobj.flags[number]))

def get_bank_model(self):
return KenwoodTHD74Bankmodel(self)

@classmethod
def match_model(cls, filedata, filename):
if filename.endswith('.d74'):
return True
else:
return chirp_common.CloneModeRadio.match_model(filedata, filename)


@directory.register
class THD75Radio(THD74Radio):
MODEL = 'TH-D75'
(2-2/4)