CHIRP

# Copyright 2023:

# * Sander van der Wel, <svdwel@icloud.com>

# this software is a modified version of the boafeng driver by:

# * Jim Unroe KC9HI, <rock.unroe@gmail.com>

#

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import logging

from chirp import chirp_common, directory, memmap

from chirp import bitwise

from chirp.settings import RadioSettingGroup, RadioSetting, \

    RadioSettingValueBoolean, RadioSettingValueList, \

    RadioSettingValueString, RadioSettingValueInteger, \

    RadioSettingValueFloat, RadioSettings, \

    InvalidValueError

import time

import struct

import logging

from chirp.drivers import baofeng_common

from chirp import errors, util

LOG = logging.getLogger(__name__)

DTMF_CHARS = "0123456789 *#ABCD"

STEPS = [2.5, 5.0, 6.25, 10.0, 12.5, 20.0, 25.0, 50.0]

LIST_AB = ["A", "B"]

LIST_ALMOD = ["Site", "Tone", "Code"]

LIST_BANDWIDTH = ["Wide", "Narrow"]

LIST_COLOR = ["Off", "Blue", "Orange", "Purple"]

LIST_DTMFSPEED = ["%s ms" % x for x in range(50, 2010, 10)]

LIST_DTMFST = ["Off", "DT-ST", "ANI-ST", "DT+ANI"]

LIST_MODE = ["Channel", "Name", "Frequency"]

LIST_OFF1TO9 = ["Off"] + list("123456789")

LIST_OFF1TO10 = LIST_OFF1TO9 + ["10"]

LIST_OFFAB = ["Off"] + LIST_AB

LIST_RESUME = ["TO", "CO", "SE"]

LIST_PONMSG = ["Full", "Message"]

LIST_PTTID = ["Off", "BOT", "EOT", "Both"]

LIST_SCODE = ["%s" % x for x in range(1, 16)]

LIST_RPSTE = ["Off"] + ["%s" % x for x in range(1, 11)]

LIST_SAVE = ["Off", "1:1", "1:2", "1:3", "1:4"]

LIST_SHIFTD = ["Off", "+", "-"]

LIST_STEDELAY = ["Off"] + ["%s ms" % x for x in range(100, 1100, 100)]

LIST_STEP = [str(x) for x in STEPS]

LIST_TIMEOUT = ["Off"] + ["%s sec" % x for x in range(15, 615, 15)]

LIST_TXPOWER = ["High", "Mid", "Low"]

LIST_VOICE = ["Chinese", "English"]

LIST_WORKMODE = ["Frequency", "Channel"]

TXP_CHOICES = ["High", "Low"]

TXP_VALUES = [0x00, 0x02]

def model_match(cls, data):

    """Match the opened/downloaded image to the correct version"""

    if data[0:2] == b"\x0A\x0D":

        return True

    else:

        return False

STIMEOUT = 1.5

def _clean_buffer(radio):

    radio.pipe.timeout = 0.005

    junk = radio.pipe.read(256)

    radio.pipe.timeout = STIMEOUT

    if junk:

        LOG.debug("Got %i bytes of junk before starting" % len(junk))

def _rawrecv(radio, amount):

    """Raw read from the radio device"""

    data = ""

    try:

        data = radio.pipe.read(amount)

    except:

        msg = "Generic error reading data from radio; check your cable."

        raise errors.RadioError(msg)

    if len(data) != amount:

        msg = "Error reading data from radio: not the amount of data we want."

        raise errors.RadioError(msg)

    return data

def _rawsend(radio, data):

    """Raw send to the radio device"""

    try:

        #print(data)

        #print(radio)

        radio.pipe.write(data)

    except:

        raise errors.RadioError("Error sending data to radio")

def _make_read_frame(addr, length):

    """Pack the info in the header format"""

    frame = _make_frame(b'\x52', addr, length)

    # Return the data

    return frame

def _make_frame(cmd, addr, length, data=""):

    """Pack the info in the header format"""

    frame = cmd + struct.pack("i",addr)[:-1]+struct.pack("b", length)

    # add the data if set

    if len(data) != 0:

        frame += data

    # return the data

    return frame

def _recv(radio, addr, length):

    """Get data from the radio """

    # read 4 bytes of header

    hdr = _rawrecv(radio, 4)

    # read data

    data = _rawrecv(radio, length)

    # DEBUG

    LOG.info("Response:")

    LOG.debug(util.hexprint(hdr + data))

    c, a, l = struct.unpack(">BHB", hdr)

    if a != addr or l != length or c != ord("X"):

        LOG.error("Invalid answer for block 0x%04x:" % addr)

        LOG.debug("CMD: %s  ADDR: %04x  SIZE: %02x" % (c, a, l))

        raise errors.RadioError("Unknown response from the radio")

    return data

def _sendmagic(radio, magic, response):

    _rawsend(radio, magic)

    ack = _rawrecv(radio, len(response))

    if ack != response:

        if ack:

            LOG.debug(repr(ack))

        raise errors.RadioError("Radio did not respond to enter read mode")

def _do_ident(radio):

    """Put the radio in PROGRAM mode & identify it"""

    radio.pipe.baudrate = radio.BAUDRATE

    radio.pipe.parity = "N"

    radio.pipe.timeout = STIMEOUT

    # Flush input buffer

    _clean_buffer(radio)

    # Ident radio

    magic = radio._magic0

    _rawsend(radio, magic)

    ack = _rawrecv(radio, 8)

    if not ack.startswith(radio._fingerprint):

        if ack:

            LOG.debug(repr(ack))

        raise errors.RadioError("Radio did not respond as expected (A)")

    return True

def _getMemoryMap(radio):

    # Get memory map

    memory_map = []

    for addr in range(0x1FFF, 0x10FFF, 0x1000):

        frame = _make_frame(b"R", addr, 1)

        _rawsend(radio, frame)

        blocknr = ord(_rawrecv(radio, 6)[5:])

        blocknr = (blocknr>>4&0xf)*10 + (blocknr&0xf)

        memory_map += [blocknr]

        _sendmagic(radio, b"\x06", b"\x06")

    return memory_map

def _download(radio):

    """Get the memory map"""

    # Put radio in program mode and identify it

    _do_ident(radio)

    data = b""

    # Enter read mode

    _sendmagic(radio, radio._magic2, b"\x50\x00\x00")

    _sendmagic(radio, radio._magic3, b"\x06")

    # Start data with some unknown stuff to be compatible with the official CPS app

    _rawsend(radio, b"\x56\x00\x00\x0A\x0D")

    d = _rawrecv(radio, 13)

    data += d[3:] + 6 * b"\x00"

    _sendmagic(radio, b"\x06", b"\x06")

    _rawsend(radio, b"\x56\x00\x10\x0A\x0D")

    d = _rawrecv(radio, 13)

    data += d[3:] + 6 * b"\x00"

    _sendmagic(radio, b"\x06", b"\x06")

    _rawsend(radio, b"\x56\x00\x20\x0A\x0D")

    d = _rawrecv(radio, 13)

    data += d[3:] + 6 * b"\x00"

    _sendmagic(radio, b"\x06", b"\x06")

    data += (0x2000 - 0x30) * b"\x00"

    _sendmagic(radio, b"\x56\x00\x00\x00\x0A", b"\x56\x0A\x08\x00\x10\x00\x00\xFF\xFF\x00\x00")

    _sendmagic(radio, b"\x06", b"\x06")

    _sendmagic(radio, radio._magic4, b"\x06")

    _sendmagic(radio, b"\02", b"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF")

    _sendmagic(radio, b"\x06", b"\x06")

    # Get memory map

    memory_map = _getMemoryMap(radio)

    # UI progress

    status = chirp_common.Status()

    status.cur = 0

    status.max = radio.MEM_TOTAL // radio.BLOCK_SIZE

    status.msg = "Cloning from radio..."

    radio.status_fn(status)

    for block_number in radio.BLOCK_ORDER:

        block_index = memory_map.index(block_number) + 1

        start_addr = block_index * 0x1000

        for addr in range(start_addr, start_addr + 0x1000, radio.BLOCK_SIZE):

            frame = _make_read_frame(addr, radio.BLOCK_SIZE)

            # DEBUG

            LOG.debug("Frame=" + util.hexprint(frame))

            # Sending the read request

            _rawsend(radio, frame)

            # Now we read data

            d = _rawrecv(radio, radio.BLOCK_SIZE + 5)

            LOG.debug("Response Data= " + util.hexprint(d))

            # Aggregate the data

            data += d[5:]

            # UI Update

            status.cur = len(data) // radio.BLOCK_SIZE

            status.msg = "Cloning from radio..."

            radio.status_fn(status)

            # ACK ACK

            _sendmagic(radio, b"\x06", b"\x06")

    return data

def _upload(radio):

    """Upload procedure"""

    # Put radio in program mode and identify it

    _do_ident(radio)

    # Enter read mode

    _sendmagic(radio, radio._magic2, b"\x50\x00\x00")

    _sendmagic(radio, radio._magic3, b"\x06")

    # Start data with some unknown stuff to be compatible with the official CPS app

    _rawsend(radio, b"\x56\x00\x00\x0A\x0D")

    d = _rawrecv(radio, 13)

    _sendmagic(radio, b"\x06", b"\x06")

    _rawsend(radio, b"\x56\x00\x10\x0A\x0D")

    d = _rawrecv(radio, 13)

    _sendmagic(radio, b"\x06", b"\x06")

    _rawsend(radio, b"\x56\x00\x20\x0A\x0D")

    d = _rawrecv(radio, 13)

    _sendmagic(radio, b"\x06", b"\x06")

    _sendmagic(radio, b"\x56\x00\x00\x00\x0A", b"\x56\x0A\x08\x00\x10\x00\x00\xFF\xFF\x00\x00")

    _sendmagic(radio, b"\x06", b"\x06")

    _sendmagic(radio, radio._magic4, b"\x06")

    _sendmagic(radio, b"\02", b"\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF")

    _sendmagic(radio, b"\x06", b"\x06")

    # Get memory map

    memory_map = _getMemoryMap(radio)

    # UI progress

    status = chirp_common.Status()

    status.cur = 0

    status.max = radio.WRITE_MEM_TOTAL // radio.BLOCK_SIZE

    status.msg = "Cloning to radio..."

    radio.status_fn(status)

    # the fun start here

    data_addr = 0x3000

    for block_number in radio.WRITE_BLOCK_ORDER:

        block_index = memory_map.index(block_number) + 1

        start_addr = block_index * 0x1000

        data_start_addr = radio.BLOCK_LOCATIONS[radio.BLOCK_ORDER.index(block_number)]

        for addr in range(start_addr, start_addr + 0x1000, radio.BLOCK_SIZE):

            # sending the data

            data_addr = data_start_addr + addr - start_addr

            data = radio.get_mmap()[data_addr:data_addr + radio.BLOCK_SIZE]

            frame = _make_frame(b"W", addr, radio.BLOCK_SIZE, data)

            #print()

            #print(hex(data_addr))

            #print(util.hexprint(frame))

            _rawsend(radio, frame)

            #time.sleep(0.05)

            # receiving the response

            ack = _rawrecv(radio, 1)

            #ack = b"\x06"

            if ack != b"\x06":

                msg = "Bad ack writing block 0x%04x" % addr

                raise errors.RadioError(msg)

            # UI Update

            status.cur = (data_addr - 0x3000) // radio.BLOCK_SIZE

            status.msg = "Cloning to radio..."

            radio.status_fn(status)

def _split(rf, f1, f2):

    """Returns False if the two freqs are in the same band (no split)

    or True otherwise"""

    # determine if the two freqs are in the same band

    for low, high in rf.valid_bands:

        if f1 >= low and f1 <= high and \

                f2 >= low and f2 <= high:

            # if the two freqs are on the same Band this is not a split

            return False

    # if you get here is because the freq pairs are split

    return True

@directory.register

class UV17(baofeng_common.BaofengCommonHT):

    """Baofeng UV-17"""

    VENDOR = "Baofeng"

    MODEL = "UV-17"

    NEEDS_COMPAT_SERIAL = False

    BLOCK_ORDER = [2, 16, 17, 18, 19,  24, 25, 26, 4, 6]

    BLOCK_LOCATIONS = [0x2000, 0x3000, 0x4000, 0x5000, 0x6000, 0x7000, 0x8000, 0x9000, 0xA000, 0xB000]

    WRITE_BLOCK_ORDER = [16, 17, 18, 19, 24, 25, 26, 4, 6]

    MEM_TOTAL = 0xC000

    WRITE_MEM_TOTAL = 0x9000

    BLOCK_SIZE = 0x40

    STIMEOUT = 2

    BAUDRATE = 57600

    _gmrs = False

    _bw_shift = False

    _magic0 = b"PSEARCH"

    _magic2 = b"PASSSTA"

    _magic3 = b"SYSINFO"

    _magic4 = b"\xFF\xFF\xFF\xFF\x0C\x55\x56\x31\x35\x39\x39\x39"

    _fingerprint = b"\x06" + b"UV15999"

    _tri_band = False

    MODES = ["NFM", "FM"]

    VALID_CHARS = chirp_common.CHARSET_ALPHANUMERIC + \

        "!@#$%^&*()+-=[]:\";'<>?,./"

    LENGTH_NAME = 11

    SKIP_VALUES = ["", "S"]

    DTCS_CODES = tuple(sorted(chirp_common.DTCS_CODES + (645,)))

    POWER_LEVELS = [chirp_common.PowerLevel("Low",  watts=1.00),

                    chirp_common.PowerLevel("High", watts=5.00)]

    _vhf_range = (130000000, 180000000)

    _vhf2_range = (200000000, 260000000)

    _uhf_range = (400000000, 521000000)

    VALID_BANDS = [_vhf_range,

                   _uhf_range]

    PTTID_LIST = LIST_PTTID

    SCODE_LIST = LIST_SCODE

    MEM_FORMAT = """

    #seekto 0x3030;

    struct {

      lbcd rxfreq[4];

      lbcd txfreq[4];

      u8 unused1:8;

      ul16 rxtone;

      ul16 txtone;

      u8 unknown1:1,

         bcl:1,

         pttid:2,

         unknown2:1,

         wide:1,

         lowpower:1,

         unknown:1;

      u8 scode:4,

         unknown3:3,

         scan:1;

      u8 unknown4:8;

    } memory[1002];

    #seekto 0xA040;

    struct {

      u8 timeout;

      u8 squelch;

      u8 vox;

      u8 unknown:6,

         voice: 1,

         voicealert: 1;

      u8 unknown1:8;

      u8 unknown2:8;

    } settings;

    struct vfo {

      lbcd rxfreq[4];

      lbcd txfreq[4];

      u8 unused1:8;

      ul16 rxtone;

      ul16 txtone;

      u8 unknown1:1,

         bcl:1,

         pttid:2,

         unknown2:1,

         wide:1,

         lowpower:1,

         unknown:1;

      u8 scode:4,

         unknown3:3,

         scan:1;

      u8 unknown4:8;

    };

    #seekto 0x3010;

    struct {

      struct vfo a;

      struct vfo b;

    } vfo;

    #seekto 0x7000;

    struct {

      char name[11];

    } names[999];

    """

    @classmethod

    def get_prompts(cls):

        rp = chirp_common.RadioPrompts()

        rp.experimental = \

            ('This driver is a beta version.\n'

             '\n'

             'Please save an unedited copy of your first successful\n'

             'download to a CHIRP Radio Images(*.img) file.'

             )

        rp.pre_download = _(

            "Follow these instructions to download your info:\n"

            "1 - Turn off your radio\n"

            "2 - Connect your interface cable\n"

            "3 - Turn on your radio\n"

            "4 - Do the download of your radio data\n")

        rp.pre_upload = _(

            "Follow this instructions to upload your info:\n"

            "1 - Turn off your radio\n"

            "2 - Connect your interface cable\n"

            "3 - Turn on your radio\n"

            "4 - Do the upload of your radio data\n")

        return rp

    def process_mmap(self):

        """Process the mem map into the mem object"""

        self._memobj = bitwise.parse(self.MEM_FORMAT, self._mmap)

    def get_settings(self):

        """Translate the bit in the mem_struct into settings in the UI"""

        _mem = self._memobj

        basic = RadioSettingGroup("basic", "Basic Settings")

        advanced = RadioSettingGroup("advanced", "Advanced Settings")

        other = RadioSettingGroup("other", "Other Settings")

        work = RadioSettingGroup("work", "Work Mode Settings")

        fm_preset = RadioSettingGroup("fm_preset", "FM Preset")

        dtmfe = RadioSettingGroup("dtmfe", "DTMF Encode Settings")

        service = RadioSettingGroup("service", "Service Settings")

        top = RadioSettings(basic, advanced, other, work, fm_preset, dtmfe,

                            service)

        print(_mem.settings)

        # Basic settings

        if _mem.settings.squelch > 0x09:

            val = 0x00

        else:

            val = _mem.settings.squelch

        rs = RadioSetting("settings.squelch", "Squelch",

                          RadioSettingValueList(

                              LIST_OFF1TO9, LIST_OFF1TO9[val]))

        basic.append(rs)

        if _mem.settings.timeout > 0x27:

            val = 0x03

        else:

            val = _mem.settings.timeout

        rs = RadioSetting("settings.timeout", "Timeout Timer",

                          RadioSettingValueList(

                              LIST_TIMEOUT, LIST_TIMEOUT[val]))

        basic.append(rs)

        if _mem.settings.voice > 0x02:

            val = 0x01

        else:

            val = _mem.settings.voice

        rs = RadioSetting("settings.voice", "Voice Prompt",

                          RadioSettingValueList(

                              LIST_VOICE, LIST_VOICE[val]))

        basic.append(rs)

        rs = RadioSetting("settings.voicealert", "Voice Alert",

                          RadioSettingValueBoolean(_mem.settings.voicealert))

        basic.append(rs)

        return top

    def sync_in(self):

        """Download from radio"""

        try:

            data = _download(self)

        except errors.RadioError:

            # Pass through any real errors we raise

            raise

        except:

            # If anything unexpected happens, make sure we raise

            # a RadioError and log the problem

            LOG.exception('Unexpected error during download')

            raise errors.RadioError('Unexpected error communicating '

                                    'with the radio')

        self._mmap = memmap.MemoryMapBytes(data)

        self.process_mmap()

        print(self._memobj.settings)

    def sync_out(self):

        """Upload to radio"""

        try:

            _upload(self)

        except errors.RadioError:

            raise

        except Exception:

            # If anything unexpected happens, make sure we raise

            # a RadioError and log the problem

            LOG.exception('Unexpected error during upload')

            raise errors.RadioError('Unexpected error communicating '

                                    'with the radio')

    def get_features(self):

        """Get the radio's features"""

        rf = chirp_common.RadioFeatures()

        rf.has_settings = True

        rf.has_bank = False

        rf.has_tuning_step = False

        rf.can_odd_split = True

        rf.has_name = True

        rf.has_offset = True

        rf.has_mode = True

        rf.has_dtcs = True

        rf.has_rx_dtcs = True

        rf.has_dtcs_polarity = True

        rf.has_ctone = True

        rf.has_cross = True

        rf.valid_modes = self.MODES

        rf.valid_characters = self.VALID_CHARS

        rf.valid_name_length = self.LENGTH_NAME

        if self._gmrs:

            rf.valid_duplexes = ["", "+", "off"]

        else:

            rf.valid_duplexes = ["", "-", "+", "split", "off"]

        rf.valid_tmodes = ['', 'Tone', 'TSQL', 'DTCS', 'Cross']

        rf.valid_cross_modes = [

            "Tone->Tone",

            "DTCS->",

            "->DTCS",

            "Tone->DTCS",

            "DTCS->Tone",

            "->Tone",

            "DTCS->DTCS"]

        rf.valid_skips = self.SKIP_VALUES

        rf.valid_dtcs_codes = self.DTCS_CODES

        rf.memory_bounds = (0, 998)

        rf.valid_power_levels = self.POWER_LEVELS

        rf.valid_bands = self.VALID_BANDS

        rf.valid_tuning_steps = STEPS

        return rf

    def get_memory(self, number):

        offset = 0

        #skip 16 bytes at memory block boundary

        if number >= 252:

            offset += 1

        if number >= 507:

            offset += 1

        if number >= 762:

            offset += 1

        _mem = self._memobj.memory[number + offset]

        _nam = self._memobj.names[number]

        mem = chirp_common.Memory()

        mem.number = number

        if _mem.get_raw()[0] == 255:

            mem.empty = True

            return mem

        mem.freq = int(_mem.rxfreq) * 10

        if self._is_txinh(_mem):

            # TX freq not set

            mem.duplex = "off"

            mem.offset = 0

        else:

            # TX freq set

            offset = (int(_mem.txfreq) * 10) - mem.freq

            if offset != 0:

                if _split(self.get_features(), mem.freq, int(

                          _mem.txfreq) * 10):

                    mem.duplex = "split"

                    mem.offset = int(_mem.txfreq) * 10

                elif offset < 0:

                    mem.offset = abs(offset)

                    mem.duplex = "-"

                elif offset > 0:

                    mem.offset = offset

                    mem.duplex = "+"

            else:

                mem.offset = 0

        for char in _nam.name:

            if (str(char) == "\xFF") | (str(char) == "\x00"):

                char = " "  # The OEM software may have 0xFF mid-name

            mem.name += str(char)

        mem.name = mem.name.rstrip()

        dtcs_pol = ["N", "N"]

        txtone = int(_mem.txtone)

        rxtone = int(_mem.rxtone)

        if _mem.txtone in [0, 0xFFFF]:

            txmode = ""

        elif (_mem.txtone & 0x8000) > 0:

            txmode = "DTCS"

            mem.dtcs = (_mem.txtone&0x0f) + (_mem.txtone>>4&0xf)*10 + (_mem.txtone>>8&0xf)*100

            if (_mem.txtone & 0xC000) == 0xC000:

                dtcs_pol[0] = "R"

        else:

            txmode = "Tone"

            mem.rtone = int((_mem.txtone&0x0f) + (_mem.txtone>>4&0xf)*10 + (_mem.txtone>>8&0xf)*100 + (_mem.txtone>>12&0xf)*1000) / 10.0

        if _mem.rxtone in [0, 0xFFFF]:

            rxmode = ""

        elif (_mem.rxtone & 0x8000) > 0:

            rxmode = "DTCS"

            mem.rx_dtcs = (_mem.rxtone&0x0f) + (_mem.rxtone>>4&0xf)*10 + (_mem.rxtone>>8&0xf)*100

            if (_mem.rxtone & 0xC000) == 0xC000:

                dtcs_pol[1] = "R"

        else:

            rxmode = "Tone"

            mem.ctone = int((_mem.rxtone&0x0f) + (_mem.rxtone>>4&0xf)*10 + (_mem.rxtone>>8&0xf)*100 + (_mem.txtone>>12&0xf)*1000) / 10.0

        if txmode == "Tone" and not rxmode:

            mem.tmode = "Tone"

        elif txmode == rxmode and txmode == "Tone" and mem.rtone == mem.ctone:

            mem.tmode = "TSQL"

        elif txmode == rxmode and txmode == "DTCS" and mem.dtcs == mem.rx_dtcs:

            mem.tmode = "DTCS"

        elif rxmode or txmode:

            mem.tmode = "Cross"

            mem.cross_mode = "%s->%s" % (txmode, rxmode)

        mem.dtcs_polarity = "".join(dtcs_pol)

        if not _mem.scan:

            mem.skip = "S"

        levels = self.POWER_LEVELS

        try:

            mem.power = levels[_mem.lowpower]

        except IndexError:

            LOG.error("Radio reported invalid power level %s (in %s)" %

                        (_mem.power, levels))

            mem.power = levels[0]

        mem.mode = _mem.wide and "FM" or "NFM"

        mem.extra = RadioSettingGroup("Extra", "extra")

        rs = RadioSetting("bcl", "BCL",

                          RadioSettingValueBoolean(_mem.bcl))

        mem.extra.append(rs)

        rs = RadioSetting("pttid", "PTT ID",

                          RadioSettingValueList(self.PTTID_LIST,

                                                self.PTTID_LIST[_mem.pttid]))

        mem.extra.append(rs)

        rs = RadioSetting("scode", "S-CODE",

                          RadioSettingValueList(self.SCODE_LIST,

                                                self.SCODE_LIST[_mem.scode - 1]))

        mem.extra.append(rs)

        return mem

    def set_memory(self, mem):

        offset = 0

        #skip 16 bytes at memory block boundary

        if mem.number >= 252:

            offset += 1

        if mem.number >= 507:

            offset += 1

        if mem.number >= 762:

            offset += 1

        _mem = self._memobj.memory[mem.number + offset]

        _nam = self._memobj.names[mem.number]

        if mem.empty:

            _mem.set_raw("\xff" * 16)

            _nam.set_raw("\xff" * 16)

            return

        _mem.set_raw("\x00" * 16)

        _mem.rxfreq = mem.freq / 10

        if mem.duplex == "off":

            for i in range(0, 4):

                _mem.txfreq[i].set_raw("\xFF")

        elif mem.duplex == "split":

            _mem.txfreq = mem.offset / 10

        elif mem.duplex == "+":

            _mem.txfreq = (mem.freq + mem.offset) / 10

        elif mem.duplex == "-":

            _mem.txfreq = (mem.freq - mem.offset) / 10

        else:

            _mem.txfreq = mem.freq / 10

        _namelength = self.get_features().valid_name_length

        for i in range(_namelength):

            try:

                _nam.name[i] = mem.name[i]

            except IndexError:

                _nam.name[i] = "\xFF"

        rxmode = txmode = ""

        if mem.tmode == "Tone":

            tone = str(int(mem.rtone * 10)).rjust(4, '0')

            _mem.txtone = (int(tone[0])<<12) + (int(tone[1])<<8) + (int(tone[2])<<4) + int(tone[3])

            _mem.rxtone = 0

        elif mem.tmode == "TSQL":

            tone = str(int(mem.ctone * 10)).rjust(4, '0')

            _mem.txtone = (int(tone[0])<<12) + (int(tone[1])<<8) + (int(tone[2])<<4) + int(tone[3])

            _mem.rxtone = (int(tone[0])<<12) + (int(tone[1])<<8) + (int(tone[2])<<4) + int(tone[3])

        elif mem.tmode == "DTCS":

            rxmode = txmode = "DTCS"

            tone = str(int(mem.dtcs)).rjust(4, '0')

            _mem.txtone = 0x8000 + (int(tone[0])<<12) + (int(tone[1])<<8) + (int(tone[2])<<4) + int(tone[3])

            _mem.rxtone = 0x8000 + (int(tone[0])<<12) + (int(tone[1])<<8) + (int(tone[2])<<4) + int(tone[3])