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New Model #9579 » retevis_rt21v_dl_only_#3.py

Jim Unroe, 12/07/2021 04:16 PM

 
# Copyright 2021 Jim Unroe <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 time
import os
import struct
import logging

from chirp import (
bitwise,
chirp_common,
directory,
errors,
memmap,
util,
)
from chirp.settings import (
RadioSetting,
RadioSettingGroup,
RadioSettings,
RadioSettingValueBoolean,
RadioSettingValueInteger,
RadioSettingValueList,
RadioSettingValueString,
)

LOG = logging.getLogger(__name__)

MEM_FORMAT = """
#seekto 0x0010;
struct {
lbcd rxfreq[4]; // RX Frequency 0-3
lbcd txfreq[4]; // TX Frequency 4-7
ul16 rx_tone; // PL/DPL Decode 8-9
ul16 tx_tone; // PL/DPL Encode A-B
u8 unknown1:3, // C
bcl:2, // Busy Lock
unknown2:3;
u8 unknown3:2, // D
highpower:1, // Power Level
wide:1, // Bandwidth
unknown4:4;
u8 scramble_type:4, // Scramble Type E
unknown5:4;
u8 unknown6:4,
scramble_type2:4; // Scramble Type 2 F
} memory[16];

#seekto 0x011D;
struct {
u8 unused:4,
pf1:4; // Programmable Function Key 1
} keys;

#seekto 0x012C;
struct {
u8 use_scramble; // Scramble Enable
u8 unknown1[2];
u8 voice; // Voice Annunciation
u8 tot; // Time-out Timer
u8 totalert; // Time-out Timer Pre-alert
u8 unknown2[2];
u8 squelch; // Squelch Level
u8 save; // Battery Saver
u8 unknown3[3];
u8 use_vox; // VOX Enable
u8 vox; // VOX Gain
} settings;

#seekto 0x017E;
u8 skipflags[2]; // SCAN_ADD
"""

MEM_FORMAT_RB17A = """
struct memory {
lbcd rxfreq[4]; // 0-3
lbcd txfreq[4]; // 4-7
ul16 rx_tone; // 8-9
ul16 tx_tone; // A-B
u8 unknown1:1, // C
compander:1, // Compand
bcl:2, // Busy Channel Lock-out
cdcss:1, // Cdcss Mode
scramble_type:3; // Scramble Type
u8 unknown2:4, // D
middlepower:1, // Power Level-Middle
unknown3:1, //
highpower:1, // Power Level-High/Low
wide:1; // Bandwidth
u8 unknown4; // E
u8 unknown5; // F
};

#seekto 0x0010;
struct memory lomems[16];

#seekto 0x0200;
struct memory himems[14];

#seekto 0x011D;
struct {
u8 pf1; // 011D PF1 Key
u8 topkey; // 011E Top Key
} keys;

#seekto 0x012C;
struct {
u8 use_scramble; // 012C Scramble Enable
u8 channel; // 012D Channel Number
u8 alarm; // 012E Alarm Type
u8 voice; // 012F Voice Annunciation
u8 tot; // 0130 Time-out Timer
u8 totalert; // 0131 Time-out Timer Pre-alert
u8 unknown2[2];
u8 squelch; // 0134 Squelch Level
u8 save; // 0135 Battery Saver
u8 unknown3[3];
u8 use_vox; // 0139 VOX Enable
u8 vox; // 013A VOX Gain
} settings;

#seekto 0x017E;
u8 skipflags[4]; // Scan Add
"""

MEM_FORMAT_RB26 = """
#seekto 0x0000;
struct {
lbcd rxfreq[4]; // RX Frequency 0-3
lbcd txfreq[4]; // TX Frequency 4-7
ul16 rx_tone; // PL/DPL Decode 8-9
ul16 tx_tone; // PL/DPL Encode A-B
u8 compander:1, // Compander C
unknown1:1, //
highpower:1, // Power Level
wide:1, // Bandwidth
bcl:1, // Busy Lock OFF=0 ON=1
unknown2:3; //
u8 reserved[3]; // Reserved D-F
} memory[30];

#seekto 0x002D;
struct {
u8 unknown_1:1, // 002D
chnumberd:1, // Channel Number Disable
gain:1, // MIC Gain
savem:1, // Battery Save Mode
save:1, // Battery Save
beep:1, // Beep
voice:1, // Voice Prompts
unknown_2:1; //
u8 squelch; // Squelch 002E
u8 tot; // Time-out Timer 002F
u8 channel_4[13]; // 0030-003C
u8 unknown_3[3]; // 003D-003F
u8 channel_5[13]; // 0040-004C
u8 unknown_4; // 004D
u8 unknown_5[2]; // 004E-004F
u8 channel_6[13]; // 0050-005C
u8 unknown_6; // 005D
u8 unknown_7[2]; // 005E-005F
u8 channel_7[13]; // 0060-006C
u8 warn; // Warn Mode 006D
u8 pf1; // Key Set PF1 006E
u8 pf2; // Key Set PF2 006F
u8 channel_8[13]; // 0070-007C
u8 unknown_8; // 007D
u8 tail; // QT/DQT Tail(inverted) 007E
} settings;

#seekto 0x01F0;
u8 skipflags[4]; // Scan Add

#seekto 0x029F;
struct {
u8 chnumber; // Channel Number 029F
} settings2;

#seekto 0x031D;
struct {
u8 unused:7, // 031D
vox:1; // Vox
u8 voxl; // Vox Level 031E
u8 voxd; // Vox Delay 031F
} settings3;
"""

MEM_FORMAT_RT76 = """
#seekto 0x0000;
struct {
lbcd rxfreq[4]; // RX Frequency 0-3
lbcd txfreq[4]; // TX Frequency 4-7
ul16 rx_tone; // PL/DPL Decode 8-9
ul16 tx_tone; // PL/DPL Encode A-B
u8 compander:1, // Compander C
unknown1:1, //
highpower:1, // Power Level
wide:1, // Bandwidth
unknown2:4; //
u8 reserved[3]; // Reserved D-F
} memory[30];

#seekto 0x002D;
struct {
u8 unknown_1:1, // 002D
chnumberd:1, // Channel Number Disable
gain:1, // MIC Gain ---
savem:1, // Battery Save Mode ---
save:1, // Battery Save ---
beep:1, // Beep ---
voice:2; // Voice Prompts ---
u8 squelch; // Squelch 002E ---
u8 tot; // Time-out Timer 002F ---
u8 channel_4[13]; // 0030-003C
u8 unused:7, // 003D
vox:1; // Vox ---
u8 voxl; // Vox Level 003E ---
u8 voxd; // Vox Delay 003F ---
u8 channel_5[13]; // 0040-004C
u8 unknown_4; // 004D
u8 unknown_5[2]; // 004E-004F
u8 channel_6[13]; // 0050-005C
u8 chnumber; // Channel Number 005D ---
u8 unknown_7[2]; // 005E-005F
u8 channel_7[13]; // 0060-006C
u8 warn; // 006D ---
} settings;
"""

CMD_ACK = "\x06"

ALARM_LIST = ["Local Alarm", "Remote Alarm"]
BCL_LIST = ["Off", "Carrier", "QT/DQT"]
CDCSS_LIST = ["Normal Code", "Special Code 2", "Special Code 1"]
GAIN_LIST = ["Standard", "Enhanced"]
PFKEY_LIST = ["None", "Monitor", "Lamp", "Warn", "VOX", "VOX Delay",
"Key Lock", "Scan"]
SAVE_LIST = ["Standard", "Super"]
SCRAMBLE_LIST = ["%s" % x for x in range(1, 9)]
TIMEOUTTIMER_LIST = ["%s seconds" % x for x in range(15, 615, 15)]
TOTALERT_LIST = ["Off"] + ["%s seconds" % x for x in range(1, 11)]
VOICE_LIST = ["Off", "Chinese", "English"]
VOICE_LIST2 = ["Off", "English"]
VOICE_LIST3 = VOICE_LIST2 + ["Chinese"]
VOX_LIST = ["OFF"] + ["%s" % x for x in range(1, 17)]
VOXD_LIST = ["0.5", "1.0", "1.5", "2.0", "2.5", "3.0"]
VOXL_LIST = ["OFF"] + ["%s" % x for x in range(1, 9)]
WARN_LIST = ["OFF", "Native Warn", "Remote Warn"]
PF1_CHOICES = ["None", "Monitor", "Scan", "Scramble", "Alarm"]
PF1_VALUES = [0x0F, 0x04, 0x06, 0x08, 0x0C]
TOPKEY_CHOICES = ["None", "Alarming"]
TOPKEY_VALUES = [0xFF, 0x0C]

SETTING_LISTS = {
"alarm": ALARM_LIST,
"bcl": BCL_LIST,
"cdcss": CDCSS_LIST,
"gain": GAIN_LIST,
"pfkey": PFKEY_LIST,
"save": SAVE_LIST,
"scramble": SCRAMBLE_LIST,
"tot": TIMEOUTTIMER_LIST,
"totalert": TOTALERT_LIST,
"voice": VOICE_LIST,
"voice": VOICE_LIST2,
"voice": VOICE_LIST3,
"vox": VOX_LIST,
"voxd": VOXD_LIST,
"voxl": VOXL_LIST,
"warn": WARN_LIST,
}

GMRS_FREQS1 = [462.5625, 462.5875, 462.6125, 462.6375, 462.6625,
462.6875, 462.7125]
GMRS_FREQS2 = [467.5625, 467.5875, 467.6125, 467.6375, 467.6625,
467.6875, 467.7125]
GMRS_FREQS3 = [462.5500, 462.5750, 462.6000, 462.6250, 462.6500,
462.6750, 462.7000, 462.7250]
GMRS_FREQS = GMRS_FREQS1 + GMRS_FREQS2 + GMRS_FREQS3 * 2


def _enter_programming_mode(radio):
serial = radio.pipe

exito = False
for i in range(0, 5):
serial.write(radio._magic)
ack = serial.read(1)
if ack == "\x00":
ack = serial.read(1)

try:
if ack == CMD_ACK:
exito = True
break
except:
LOG.debug("Attempt #%s, failed, trying again" % i)
pass

# check if we had EXITO
if exito is False:
msg = "The radio did not accept program mode after five tries.\n"
msg += "Check you interface cable and power cycle your radio."
raise errors.RadioError(msg)

try:
serial.write("\x02")
ident = serial.read(8)
except:
raise errors.RadioError("Error communicating with radio")

if not ident == radio._fingerprint:
LOG.debug(util.hexprint(ident))
raise errors.RadioError("Radio returned unknown identification string")

try:
serial.write(CMD_ACK)
ack = serial.read(1)
except:
raise errors.RadioError("Error communicating with radio")

if ack != CMD_ACK:
raise errors.RadioError("Radio refused to enter programming mode")


def _exit_programming_mode(radio):
serial = radio.pipe
try:
serial.write("E")
except:
raise errors.RadioError("Radio refused to exit programming mode")


def _read_block(radio, block_addr, block_size):
serial = radio.pipe

cmd = struct.pack(">cHb", 'R', block_addr, block_size)
expectedresponse = "W" + cmd[1:]
LOG.debug("Reading block %04x..." % (block_addr))

try:
serial.write(cmd)
response = serial.read(4 + block_size)
if response[:4] != expectedresponse:
raise Exception("Error reading block %04x." % (block_addr))

block_data = response[4:]

serial.write(CMD_ACK)
ack = serial.read(1)
except:
raise errors.RadioError("Failed to read block at %04x" % block_addr)

if ack != CMD_ACK:
raise Exception("No ACK reading block %04x." % (block_addr))

return block_data


def _rb26_read_block(radio, block_addr, block_size):
serial = radio.pipe

cmd = struct.pack(">cHb", 'R', block_addr, block_size)
expectedresponse = "W" + cmd[1:]
LOG.debug("Reading block %04x..." % (block_addr))

try:
serial.write(cmd)
response = serial.read(4 + block_size)
if response[:4] != expectedresponse:
raise Exception("Error reading block %04x." % (block_addr))

block_data = response[4:]

if block_addr != 0:
serial.write(CMD_ACK)
ack = serial.read(1)
except:
raise errors.RadioError("Failed to read block at %04x" % block_addr)

if block_addr != 0:
if ack != CMD_ACK:
raise Exception("No ACK reading block %04x." % (block_addr))

return block_data


def _write_block(radio, block_addr, block_size):
serial = radio.pipe

cmd = struct.pack(">cHb", 'W', block_addr, block_size)
data = radio.get_mmap()[block_addr:block_addr + block_size]

LOG.debug("Writing Data:")
LOG.debug(util.hexprint(cmd + data))

try:
serial.write(cmd + data)
if serial.read(1) != CMD_ACK:
raise Exception("No ACK")
except:
raise errors.RadioError("Failed to send block "
"to radio at %04x" % block_addr)


def do_download(radio):
LOG.debug("download")
_enter_programming_mode(radio)

data = ""

status = chirp_common.Status()
status.msg = "Cloning from radio"

status.cur = 0
status.max = radio._memsize

for addr in range(0, radio._memsize, radio.BLOCK_SIZE):
status.cur = addr + radio.BLOCK_SIZE
radio.status_fn(status)

if radio.MODEL == "RB26" or radio.MODEL == "RT76":
block = _rb26_read_block(radio, addr, radio.BLOCK_SIZE)
else:
block = _read_block(radio, addr, radio.BLOCK_SIZE)
data += block

LOG.debug("Address: %04x" % addr)
LOG.debug(util.hexprint(block))

_exit_programming_mode(radio)

return memmap.MemoryMap(data)


def do_upload(radio):
status = chirp_common.Status()
status.msg = "Uploading to radio"

_enter_programming_mode(radio)

status.cur = 0
status.max = radio._memsize

##for start_addr, end_addr in radio._ranges:
## for addr in range(start_addr, end_addr, radio.BLOCK_SIZE_UP):
## status.cur = addr + radio.BLOCK_SIZE_UP
## radio.status_fn(status)
## _write_block(radio, addr, radio.BLOCK_SIZE_UP)

_exit_programming_mode(radio)


def model_match(cls, data):
"""Match the opened/downloaded image to the correct version"""
rid = data[0x01B8:0x01BE]

return rid.startswith("P3207")


@directory.register
class RT21Radio(chirp_common.CloneModeRadio):
"""RETEVIS RT21"""
VENDOR = "Retevis"
MODEL = "RT21"
BAUD_RATE = 9600
BLOCK_SIZE = 0x10
BLOCK_SIZE_UP = 0x10

POWER_LEVELS = [chirp_common.PowerLevel("Low", watts=1.00),
chirp_common.PowerLevel("High", watts=2.50)]

_magic = "PRMZUNE"
_fingerprint = "P3207s\xF8\xFF"
_upper = 16
_skipflags = True
_reserved = False
_gmrs = False

_ranges = [
(0x0000, 0x0400),
]
_memsize = 0x0400

def get_features(self):
rf = chirp_common.RadioFeatures()
rf.has_settings = False ##True
rf.has_bank = False
rf.has_ctone = True
rf.has_cross = True
rf.has_rx_dtcs = True
rf.has_tuning_step = False
rf.can_odd_split = True
rf.has_name = False
rf.valid_skips = ["", "S"]
rf.valid_tmodes = ["", "Tone", "TSQL", "DTCS", "Cross"]
rf.valid_cross_modes = ["Tone->Tone", "Tone->DTCS", "DTCS->Tone",
"->Tone", "->DTCS", "DTCS->", "DTCS->DTCS"]
rf.valid_power_levels = self.POWER_LEVELS
rf.valid_duplexes = ["", "-", "+", "split", "off"]
rf.valid_modes = ["NFM", "FM"] # 12.5 KHz, 25 kHz.
rf.memory_bounds = (1, self._upper)
rf.valid_tuning_steps = [2.5, 5., 6.25, 10., 12.5, 25.]
##rf.valid_bands = [(400000000, 480000000)]
rf.valid_bands = [(136000000, 174000000)]

return rf

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

def validate_memory(self, mem):
msgs = ""
msgs = chirp_common.CloneModeRadio.validate_memory(self, mem)

_msg_freq = 'Memory location cannot change frequency'
_msg_simplex = 'Memory location only supports Duplex:(None)'
_msg_duplex = 'Memory location only supports Duplex: +'
_msg_offset = 'Memory location only supports Offset: 5.000000'
_msg_nfm = 'Memory location only supports Mode: NFM'
_msg_txp = 'Memory location only supports Power: Low'

# GMRS models
if self._gmrs:
# range of memories with values set by FCC rules
if mem.freq != int(GMRS_FREQS[mem.number - 1] * 1000000):
# warn user can't change frequency
msgs.append(chirp_common.ValidationError(_msg_freq))

# channels 1 - 22 are simplex only
if mem.number <= 22:
if str(mem.duplex) != "":
# warn user can't change duplex
msgs.append(chirp_common.ValidationError(_msg_simplex))

# channels 23 - 30 are +5 MHz duplex only
if mem.number >= 23:
if str(mem.duplex) != "+":
# warn user can't change duplex
msgs.append(chirp_common.ValidationError(_msg_duplex))

if str(mem.offset) != "5000000":
# warn user can't change offset
msgs.append(chirp_common.ValidationError(_msg_offset))

# channels 8 - 14 are low power NFM only
if mem.number >= 8 and mem.number <= 14:
if mem.mode != "NFM":
# warn user can't change mode
msgs.append(chirp_common.ValidationError(_msg_nfm))

if mem.power != "Low":
# warn user can't change power
msgs.append(chirp_common.ValidationError(_msg_txp))

return msgs

def sync_in(self):
"""Download from radio"""
try:
data = do_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 = data
self.process_mmap()

def sync_out(self):
"""Upload to radio"""
try:
do_upload(self)
except:
# 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_raw_memory(self, number):
return repr(self._memobj.memory[number - 1])

def _get_tone(self, _mem, mem):
def _get_dcs(val):
code = int("%03o" % (val & 0x07FF))
pol = (val & 0x8000) and "R" or "N"
return code, pol

if _mem.tx_tone != 0xFFFF and _mem.tx_tone > 0x2000:
tcode, tpol = _get_dcs(_mem.tx_tone)
mem.dtcs = tcode
txmode = "DTCS"
elif _mem.tx_tone != 0xFFFF:
mem.rtone = _mem.tx_tone / 10.0
txmode = "Tone"
else:
txmode = ""

if _mem.rx_tone != 0xFFFF and _mem.rx_tone > 0x2000:
rcode, rpol = _get_dcs(_mem.rx_tone)
mem.rx_dtcs = rcode
rxmode = "DTCS"
elif _mem.rx_tone != 0xFFFF:
mem.ctone = _mem.rx_tone / 10.0
rxmode = "Tone"
else:
rxmode = ""

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)

if mem.tmode == "DTCS":
mem.dtcs_polarity = "%s%s" % (tpol, rpol)

LOG.debug("Got TX %s (%i) RX %s (%i)" %
(txmode, _mem.tx_tone, rxmode, _mem.rx_tone))

def get_memory(self, number):
if self._skipflags:
bitpos = (1 << ((number - 1) % 8))
bytepos = ((number - 1) / 8)
LOG.debug("bitpos %s" % bitpos)
LOG.debug("bytepos %s" % bytepos)
_skp = self._memobj.skipflags[bytepos]

mem = chirp_common.Memory()

mem.number = number

if self.MODEL == "RB17A":
if mem.number < 17:
_mem = self._memobj.lomems[number - 1]
else:
_mem = self._memobj.himems[number - 17]
else:
_mem = self._memobj.memory[number - 1]

if self._reserved:
_rsvd = _mem.reserved.get_raw()

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

# We'll consider any blank (i.e. 0MHz frequency) to be empty
if mem.freq == 0:
mem.empty = True
return mem

if _mem.rxfreq.get_raw() == "\xFF\xFF\xFF\xFF":
mem.freq = 0
mem.empty = True
return mem

if _mem.get_raw() == ("\xFF" * 16):
LOG.debug("Initializing empty memory")
if self.MODEL == "RB17A":
_mem.set_raw("\x00" * 13 + "\x04\xFF\xFF")
if self.MODEL == "RB26" or self.MODEL == "RT76":
_mem.set_raw("\x00" * 13 + _rsvd)
else:
_mem.set_raw("\x00" * 13 + "\x30\x8F\xF8")

if int(_mem.rxfreq) == int(_mem.txfreq):
mem.duplex = ""
mem.offset = 0
else:
mem.duplex = int(_mem.rxfreq) > int(_mem.txfreq) and "-" or "+"
mem.offset = abs(int(_mem.rxfreq) - int(_mem.txfreq)) * 10

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

self._get_tone(_mem, mem)

mem.power = self.POWER_LEVELS[_mem.highpower]

if self.MODEL != "RT76":
mem.skip = "" if (_skp & bitpos) else "S"
LOG.debug("mem.skip %s" % mem.skip)

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

if self.MODEL == "RT21" or self.MODEL == "RB17A":
rs = RadioSettingValueList(BCL_LIST, BCL_LIST[_mem.bcl])
rset = RadioSetting("bcl", "Busy Channel Lockout", rs)
mem.extra.append(rset)

rs = RadioSettingValueList(SCRAMBLE_LIST,
SCRAMBLE_LIST[_mem.scramble_type - 8])
rset = RadioSetting("scramble_type", "Scramble Type", rs)
mem.extra.append(rset)

if self.MODEL == "RB17A":
rs = RadioSettingValueList(CDCSS_LIST, CDCSS_LIST[_mem.cdcss])
rset = RadioSetting("cdcss", "Cdcss Mode", rs)
mem.extra.append(rset)

if self.MODEL == "RB26" or self.MODEL == "RT76":
if self.MODEL == "RB26":
rs = RadioSettingValueBoolean(_mem.bcl)
rset = RadioSetting("bcl", "Busy Channel Lockout", rs)
mem.extra.append(rset)

rs = RadioSettingValueBoolean(_mem.compander)
rset = RadioSetting("compander", "Compander", rs)
mem.extra.append(rset)

if self._gmrs:
GMRS_IMMUTABLE = ["freq", "duplex", "offset"]
if mem.number >= 8 and mem.number <= 14:
mem.immutable = GMRS_IMMUTABLE + ["power", "mode"]
else:
mem.immutable = GMRS_IMMUTABLE

return mem

def _set_tone(self, mem, _mem):
def _set_dcs(code, pol):
val = int("%i" % code, 8) + 0x2800
if pol == "R":
val += 0x8000
return val

rx_mode = tx_mode = None
rx_tone = tx_tone = 0xFFFF

if mem.tmode == "Tone":
tx_mode = "Tone"
rx_mode = None
tx_tone = int(mem.rtone * 10)
elif mem.tmode == "TSQL":
rx_mode = tx_mode = "Tone"
rx_tone = tx_tone = int(mem.ctone * 10)
elif mem.tmode == "DTCS":
tx_mode = rx_mode = "DTCS"
tx_tone = _set_dcs(mem.dtcs, mem.dtcs_polarity[0])
rx_tone = _set_dcs(mem.dtcs, mem.dtcs_polarity[1])
elif mem.tmode == "Cross":
tx_mode, rx_mode = mem.cross_mode.split("->")
if tx_mode == "DTCS":
tx_tone = _set_dcs(mem.dtcs, mem.dtcs_polarity[0])
elif tx_mode == "Tone":
tx_tone = int(mem.rtone * 10)
if rx_mode == "DTCS":
rx_tone = _set_dcs(mem.rx_dtcs, mem.dtcs_polarity[1])
elif rx_mode == "Tone":
rx_tone = int(mem.ctone * 10)

_mem.rx_tone = rx_tone
_mem.tx_tone = tx_tone

LOG.debug("Set TX %s (%i) RX %s (%i)" %
(tx_mode, _mem.tx_tone, rx_mode, _mem.rx_tone))

def set_memory(self, mem):
if self._skipflags:
bitpos = (1 << ((mem.number - 1) % 8))
bytepos = ((mem.number - 1) / 8)
LOG.debug("bitpos %s" % bitpos)
LOG.debug("bytepos %s" % bytepos)
_skp = self._memobj.skipflags[bytepos]

if self.MODEL == "RB17A":
if mem.number < 17:
_mem = self._memobj.lomems[mem.number - 1]
else:
_mem = self._memobj.himems[mem.number - 17]
else:
_mem = self._memobj.memory[mem.number - 1]

if self._reserved:
_rsvd = _mem.reserved.get_raw()

if mem.empty:
if self.MODEL == "RB17A":
_mem.set_raw("\xFF" * 12 + "\x00\x00\xFF\xFF")
elif self.MODEL == "RB26" or self.MODEL == "RT76":
_mem.set_raw("\xFF" * 13 + _rsvd)
else:
_mem.set_raw("\xFF" * (_mem.size() / 8))

if self._gmrs:
GMRS_FREQ = int(GMRS_FREQS[mem.number - 1] * 100000)
if mem.number > 22:
_mem.rxfreq = GMRS_FREQ
_mem.txfreq = int(_mem.rxfreq) + 500000
_mem.wide = True
else:
_mem.rxfreq = _mem.txfreq = GMRS_FREQ
if mem.number >= 8 and mem.number <= 14:
_mem.wide = False
_mem.highpower = False
else:
_mem.wide = True
_mem.highpower = True

return

if self.MODEL == "RB17A":
_mem.set_raw("\x00" * 13 + "\x00\xFF\xFF")
elif self.MODEL == "RB26" or self.MODEL == "RT76":
_mem.set_raw("\x00" * 13 + _rsvd)
else:
_mem.set_raw("\x00" * 13 + "\x30\x8F\xF8")

_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

_mem.wide = mem.mode == "FM"

self._set_tone(mem, _mem)

_mem.highpower = mem.power == self.POWER_LEVELS[1]

if self.MODEL != "RT76":
if mem.skip != "S":
_skp |= bitpos
else:
_skp &= ~bitpos
LOG.debug("_skp %s" % _skp)

for setting in mem.extra:
if setting.get_name() == "scramble_type":
setattr(_mem, setting.get_name(), int(setting.value) + 8)
setattr(_mem, "scramble_type2", int(setting.value) + 8)
else:
setattr(_mem, setting.get_name(), setting.value)

def get_settings(self):
_settings = self._memobj.settings
basic = RadioSettingGroup("basic", "Basic Settings")
top = RadioSettings(basic)

if self.MODEL == "RT21" or self.MODEL == "RB17A":
_keys = self._memobj.keys

rs = RadioSettingValueList(TIMEOUTTIMER_LIST,
TIMEOUTTIMER_LIST[_settings.tot - 1])
rset = RadioSetting("tot", "Time-out timer", rs)
basic.append(rset)

rs = RadioSettingValueList(TOTALERT_LIST,
TOTALERT_LIST[_settings.totalert])
rset = RadioSetting("totalert", "TOT Pre-alert", rs)
basic.append(rset)

rs = RadioSettingValueInteger(0, 9, _settings.squelch)
rset = RadioSetting("squelch", "Squelch Level", rs)
basic.append(rset)

rs = RadioSettingValueList(VOICE_LIST, VOICE_LIST[_settings.voice])
rset = RadioSetting("voice", "Voice Annumciation", rs)
basic.append(rset)

if self.MODEL == "RB17A":
rs = RadioSettingValueList(ALARM_LIST,
ALARM_LIST[_settings.alarm])
rset = RadioSetting("alarm", "Alarm Type", rs)
basic.append(rset)

rs = RadioSettingValueBoolean(_settings.save)
rset = RadioSetting("save", "Battery Saver", rs)
basic.append(rset)

rs = RadioSettingValueBoolean(_settings.use_scramble)
rset = RadioSetting("use_scramble", "Scramble", rs)
basic.append(rset)

rs = RadioSettingValueBoolean(_settings.use_vox)
rset = RadioSetting("use_vox", "VOX", rs)
basic.append(rset)

rs = RadioSettingValueList(VOX_LIST, VOX_LIST[_settings.vox])
rset = RadioSetting("vox", "VOX Gain", rs)
basic.append(rset)

def apply_pf1_listvalue(setting, obj):
LOG.debug("Setting value: " + str(
setting.value) + " from list")
val = str(setting.value)
index = PF1_CHOICES.index(val)
val = PF1_VALUES[index]
obj.set_value(val)

if _keys.pf1 in PF1_VALUES:
idx = PF1_VALUES.index(_keys.pf1)
else:
idx = LIST_DTMF_SPECIAL_VALUES.index(0x04)
rs = RadioSettingValueList(PF1_CHOICES, PF1_CHOICES[idx])
rset = RadioSetting("keys.pf1", "PF1 Key Function", rs)
rset.set_apply_callback(apply_pf1_listvalue, _keys.pf1)
basic.append(rset)

def apply_topkey_listvalue(setting, obj):
LOG.debug("Setting value: " + str(setting.value) +
" from list")
val = str(setting.value)
index = TOPKEY_CHOICES.index(val)
val = TOPKEY_VALUES[index]
obj.set_value(val)

if self.MODEL == "RB17A":
if _keys.topkey in TOPKEY_VALUES:
idx = TOPKEY_VALUES.index(_keys.topkey)
else:
idx = TOPKEY_VALUES.index(0x0C)
rs = RadioSettingValueList(TOPKEY_CHOICES, TOPKEY_CHOICES[idx])
rset = RadioSetting("keys.topkey", "Top Key Function", rs)
rset.set_apply_callback(apply_topkey_listvalue, _keys.topkey)
basic.append(rset)

if self.MODEL == "RB26" or self.MODEL == "RT76":
if self.MODEL == "RB26":
_settings2 = self._memobj.settings2
_settings3 = self._memobj.settings3

rs = RadioSettingValueInteger(0, 9, _settings.squelch)
rset = RadioSetting("squelch", "Squelch Level", rs)
basic.append(rset)

rs = RadioSettingValueList(TIMEOUTTIMER_LIST,
TIMEOUTTIMER_LIST[_settings.tot - 1])
rset = RadioSetting("tot", "Time-out timer", rs)
basic.append(rset)

if self.MODEL == "RT76":
rs = RadioSettingValueList(VOICE_LIST3,
VOICE_LIST3[_settings.voice])
rset = RadioSetting("voice", "Voice Annumciation", rs)
basic.append(rset)

if self.MODEL == "RB26":
rs = RadioSettingValueList(VOICE_LIST2,
VOICE_LIST2[_settings.voice])
rset = RadioSetting("voice", "Voice Annumciation", rs)
basic.append(rset)

rs = RadioSettingValueBoolean(not _settings.chnumberd)
rset = RadioSetting("chnumberd", "Channel Number Enable", rs)
basic.append(rset)

rs = RadioSettingValueBoolean(_settings.save)
rset = RadioSetting("save", "Battery Save", rs)
basic.append(rset)

rs = RadioSettingValueBoolean(_settings.beep)
rset = RadioSetting("beep", "Beep", rs)
basic.append(rset)

if self.MODEL == "RB26":
rs = RadioSettingValueBoolean(not _settings.tail)
rset = RadioSetting("tail", "QT/DQT Tail", rs)
basic.append(rset)

rs = RadioSettingValueList(SAVE_LIST, SAVE_LIST[_settings.savem])
rset = RadioSetting("savem", "Battery Save Mode", rs)
basic.append(rset)

rs = RadioSettingValueList(GAIN_LIST, GAIN_LIST[_settings.gain])
rset = RadioSetting("gain", "MIC Gain", rs)
basic.append(rset)

rs = RadioSettingValueList(WARN_LIST, WARN_LIST[_settings.warn])
rset = RadioSetting("warn", "Warn Mode", rs)
basic.append(rset)

if self.MODEL == "RB26":
rs = RadioSettingValueBoolean(_settings3.vox)
rset = RadioSetting("settings3.vox", "Vox Function", rs)
basic.append(rset)

rs = RadioSettingValueList(VOXL_LIST,
VOXL_LIST[_settings3.voxl])
rset = RadioSetting("settings3.voxl", "Vox Level", rs)
basic.append(rset)

rs = RadioSettingValueList(VOXD_LIST,
VOXD_LIST[_settings3.voxd])
rset = RadioSetting("settings3.voxd", "Vox Delay", rs)
basic.append(rset)

rs = RadioSettingValueList(PFKEY_LIST,
PFKEY_LIST[_settings.pf1])
rset = RadioSetting("pf1", "PF1 Key Set", rs)
basic.append(rset)

rs = RadioSettingValueList(PFKEY_LIST,
PFKEY_LIST[_settings.pf2])
rset = RadioSetting("pf2", "PF2 Key Set", rs)
basic.append(rset)

rs = RadioSettingValueInteger(1, 30, _settings2.chnumber + 1)
rset = RadioSetting("settings2.chnumber", "Channel Number", rs)
basic.append(rset)

if self.MODEL == "RT76":
rs = RadioSettingValueBoolean(_settings.vox)
rset = RadioSetting("vox", "Vox Function", rs)
basic.append(rset)

rs = RadioSettingValueList(VOXL_LIST,
VOXL_LIST[_settings.voxl])
rset = RadioSetting("voxl", "Vox Level", rs)
basic.append(rset)

rs = RadioSettingValueList(VOXD_LIST,
VOXD_LIST[_settings.voxd])
rset = RadioSetting("voxd", "Vox Delay", rs)
basic.append(rset)

rs = RadioSettingValueInteger(1, 30, _settings.chnumber + 1)
rset = RadioSetting("chnumber", "Channel Number", rs)
basic.append(rset)

return top

def set_settings(self, settings):
for element in settings:
if not isinstance(element, RadioSetting):
self.set_settings(element)
continue
else:
try:
if "." in element.get_name():
bits = element.get_name().split(".")
obj = self._memobj
for bit in bits[:-1]:
obj = getattr(obj, bit)
setting = bits[-1]
else:
obj = self._memobj.settings
setting = element.get_name()

if element.has_apply_callback():
LOG.debug("Using apply callback")
element.run_apply_callback()
elif setting == "channel":
setattr(obj, setting, int(element.value) - 1)
elif setting == "chnumber":
setattr(obj, setting, int(element.value) - 1)
elif setting == "chnumberd":
setattr(obj, setting, not int(element.value))
elif setting == "tail":
setattr(obj, setting, not int(element.value))
elif setting == "tot":
setattr(obj, setting, int(element.value) + 1)
elif element.value.get_mutable():
LOG.debug("Setting %s = %s" % (setting, element.value))
setattr(obj, setting, element.value)
except Exception, e:
LOG.debug(element.get_name())
raise

@classmethod
def match_model(cls, filedata, filename):
if cls.MODEL == "RT21":
# The RT21 is pre-metadata, so do old-school detection
match_size = False
match_model = False

# testing the file data size
if len(filedata) in [0x0400, ]:
match_size = True

# testing the model fingerprint
match_model = model_match(cls, filedata)

if match_size and match_model:
return True
else:
return False
else:
# Radios that have always been post-metadata, so never do
# old-school detection
return False


@directory.register
class RB17ARadio(RT21Radio):
"""RETEVIS RB17A"""
VENDOR = "Retevis"
MODEL = "RB17A"
BAUD_RATE = 9600
BLOCK_SIZE = 0x40
BLOCK_SIZE_UP = 0x10

POWER_LEVELS = [chirp_common.PowerLevel("Low", watts=0.50),
chirp_common.PowerLevel("High", watts=5.00)]

_magic = "PROA8US"
_fingerprint = "P3217s\xF8\xFF"
_upper = 30
_skipflags = True
_reserved = False
_gmrs = True

_ranges = [
(0x0000, 0x0300),
]
_memsize = 0x0300

def process_mmap(self):
self._memobj = bitwise.parse(MEM_FORMAT_RB17A, self._mmap)


@directory.register
class RB26Radio(RT21Radio):
"""RETEVIS RB26"""
VENDOR = "Retevis"
MODEL = "RB26"
BAUD_RATE = 9600
BLOCK_SIZE = 0x20
BLOCK_SIZE_UP = 0x10

POWER_LEVELS = [chirp_common.PowerLevel("Low", watts=0.50),
chirp_common.PowerLevel("High", watts=3.00)]

_magic = "PHOGR" + "\x01" + "0"
_fingerprint = "P32073" + "\x02\xFF"
_upper = 30
_skipflags = True
_reserved = True
_gmrs = True

_ranges = [
(0x0000, 0x0320),
]
_memsize = 0x0320

def process_mmap(self):
self._memobj = bitwise.parse(MEM_FORMAT_RB26, self._mmap)


@directory.register
class RT76Radio(RT21Radio):
"""RETEVIS RT76"""
VENDOR = "Retevis"
MODEL = "RT76"
BAUD_RATE = 9600
BLOCK_SIZE = 0x20
BLOCK_SIZE_UP = 0x10

POWER_LEVELS = [chirp_common.PowerLevel("Low", watts=0.50),
chirp_common.PowerLevel("High", watts=5.00)]

_magic = "PHOGR\x14\xD4"
_fingerprint = "P32073" + "\x02\xFF"
_upper = 30
_skipflags = False
_reserved = True
_gmrs = True

_ranges = [
(0x0000, 0x01E0),
]
_memsize = 0x01E0

def process_mmap(self):
self._memobj = bitwise.parse(MEM_FORMAT_RT76, self._mmap)


@directory.register
class RT21Radio(chirp_common.CloneModeRadio):
"""RETEVIS RT21"""
VENDOR = "Retevis"
MODEL = "RT21V"
##BAUD_RATE = 9600
##BLOCK_SIZE = 0x10
##BLOCK_SIZE_UP = 0x10

##POWER_LEVELS = [chirp_common.PowerLevel("Low", watts=1.00),
## chirp_common.PowerLevel("High", watts=2.50)]

##_magic = "PRMZUNE"
_fingerprint = "P2207\x01\xF8\xFF"
##_upper = 16
##_skipflags = True
##_reserved = False
##_gmrs = False

##_ranges = [
## (0x0000, 0x0400),
## ]
##_memsize = 0x0400
(6-6/14)
Copyright 2023 CHIRP Software LLC