297 lines
14 KiB
GDScript
297 lines
14 KiB
GDScript
extends Node
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const ONLINE_TIMEOUT = 5.0 ## Время ожидания пакета от ячейки, секунды
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const RETRY_COUNT = 5 ## Количество повторных отправок
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## Блок управления ФС
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class ClientFs extends Node:
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## Сигналы статусов
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signal connected(unit: ClientFs)
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signal data_fs(unit: ClientFs)
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signal disconnected(unit: ClientFs)
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signal error_connect(unit: ClientFs)
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signal line_changed(unit: ClientFs) ## Вызывается когда меняется состояние связи с ячейкой
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## Коды выполняемых команд
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enum CmdCode {
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START_SESSION = 0x0, ## Команда начала сессии
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READ_CARRIER = 0x1F, ## Команда получение несущей частоты
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SET_CARRIER = 0x1E, ## Команда установки несущей частоты
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READ_ATT = 0x1A, ## Команда чтения аттенюации
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SET_ATT = 0x1B, ## Команда установки аттенюации
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SET_CONFIGURE = 0x01, ## Команда для записи регистров а AXI
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READ_GEN_STATUS = 0x05, ## Команда получения статуса генератора
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SET_GEN_STATUS = 0x06, ## Команда установки статуса генератора
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STATUS_CAN_MACRO = 0x31, ## Команда для чтения/записи статуса CAN
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BASE_CAN_MACRO_WRITE = 0x30, ## Команда для записи последовательности CAN-команд
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BASE_CAN_MACRO_READ = 0x33, ## Команда для чтения последовательности CAN-команд
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BASE_GET_CURRENT_TEMP = 0x36, ## Команда получения температуры
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}
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enum GROUP {
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BASE = 0x00,
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GENERATOR = 0x03,
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RF = 0x06,
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}
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## Состояние автомата выполнения команды
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enum CmdState {
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UNCK, ## Номер команды не ининциирован
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SEND, ## Буфер готов для отправки
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WAIT, ## Ожидание выполнения
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DONE, ## Команда выполнена
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FAIL ## Команда не выполнена
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}
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const CRC32_TABLE: Array = [
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0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA, 0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3,
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0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988, 0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91,
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0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE, 0x1ADAD47D, 0x6DDDE4EB, 0xF4D4B551, 0x83D385C7,
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0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC, 0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5,
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0x3B6E20C8, 0x4C69105E, 0xD56041E4, 0xA2677172, 0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B,
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0x35B5A8FA, 0x42B2986C, 0xDBBBC9D6, 0xACBCF940, 0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59,
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0x26D930AC, 0x51DE003A, 0xC8D75180, 0xBFD06116, 0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F,
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0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924, 0x2F6F7C87, 0x58684C11, 0xC1611DAB, 0xB6662D3D,
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0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A, 0x71B18589, 0x06B6B51F, 0x9FBFE4A5, 0xE8B8D433,
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0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818, 0x7F6A0DBB, 0x086D3D2D, 0x91646C97, 0xE6635C01,
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0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E, 0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457,
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0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA, 0xFCB9887C, 0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65,
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0x4DB26158, 0x3AB551CE, 0xA3BC0074, 0xD4BB30E2, 0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB,
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0x4369E96A, 0x346ED9FC, 0xAD678846, 0xDA60B8D0, 0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9,
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0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086, 0x5768B525, 0x206F85B3, 0xB966D409, 0xCE61E49F,
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0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4, 0x59B33D17, 0x2EB40D81, 0xB7BD5C3B, 0xC0BA6CAD,
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0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A, 0xEAD54739, 0x9DD277AF, 0x04DB2615, 0x73DC1683,
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0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8, 0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1,
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0xF00F9344, 0x8708A3D2, 0x1E01F268, 0x6906C2FE, 0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7,
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0xFED41B76, 0x89D32BE0, 0x10DA7A5A, 0x67DD4ACC, 0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5,
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0xD6D6A3E8, 0xA1D1937E, 0x38D8C2C4, 0x4FDFF252, 0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,
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0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60, 0xDF60EFC3, 0xA867DF55, 0x316E8EEF, 0x4669BE79,
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0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236, 0xCC0C7795, 0xBB0B4703, 0x220216B9, 0x5505262F,
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0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04, 0xC2D7FFA7, 0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D,
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0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A, 0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713,
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0x95BF4A82, 0xE2B87A14, 0x7BB12BAE, 0x0CB61B38, 0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21,
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0x86D3D2D4, 0xF1D4E242, 0x68DDB3F8, 0x1FDA836E, 0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777,
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0x88085AE6, 0xFF0F6A70, 0x66063BCA, 0x11010B5C, 0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45,
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0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2, 0xA7672661, 0xD06016F7, 0x4969474D, 0x3E6E77DB,
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0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0, 0xA9BCAE53, 0xDEBB9EC5, 0x47B2CF7F, 0x30B5FFE9,
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0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6, 0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF,
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0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94, 0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D]
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const INDEX_SIZE: int = 0xC
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const GROUP_OFFSET: int = 0x0
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const CMD_OFFSET: int = 0x1
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const COUNTER_OFFSET: int = 0x4
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const PAYLOAD_OFFSET: int = 0x8
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const INIT: int = 0xFFFFFFFF
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const FINAL_XOR_VALUE: int = 0x00000000
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var self_name: String
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var _status: int = 0
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var _stream: StreamPeerTCP = StreamPeerTCP.new()
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var _peerstream: PacketPeer = PacketPeerStream.new()
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var command_stack: Array
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var status: = PackedByteArray() ## Поле "состояние прибора"
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var counter: int = 0
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var send_count: int = 0
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var missed_packets: int = 0
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var online: bool = false ## Состояние связи с ФС
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func _init(nm):
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self.self_name = nm
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func _ready() -> void:
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_status = _stream.get_status()
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## Основной процесс отслеживания сосотяни соединения
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func _process(_delta: float) -> void:
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if _stream.poll() != OK:
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print('Ошибка _stream.poll')
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return
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var new_status: int = _stream.get_status()
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if new_status != _status:
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_status = new_status
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match _status:
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_stream.STATUS_NONE:
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online = false
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emit_signal("disconnected", _stream.get_connected_host())
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_stream.STATUS_CONNECTED:
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_peerstream.set_stream_peer(_stream)
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online = true
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emit_signal("connected", _stream.get_connected_host())
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_stream.STATUS_ERROR:
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print_debug("Error with socket stream.")
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online = false
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emit_signal("error_connect", _stream.get_connected_host())
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if _status == _stream.STATUS_CONNECTED:
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var available_bytes: int = _peerstream.get_stream_peer().get_available_bytes()
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if available_bytes > 0:
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var data: Array = _stream.get_partial_data(available_bytes)
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if data[0] != OK:
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print_debug("Error getting data from stream: ", data[0])
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emit_signal("error_connect")
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else:
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#parse_data(data[1])
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emit_signal("data_fs", data[1])
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if not command_stack.is_empty():
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send_fs_data()
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func connect_to_host(host: String, port: int) -> void:
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print('Connect to %s:%s' % [host, port])
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if _stream.get_status() == 2:
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print_debug("Already connected to host.")
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return
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_status = _stream.STATUS_NONE
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command_stack = []
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counter = 0
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send_count = 0
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if _stream.connect_to_host(host, port) != OK:
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print_debug("Error connecting to host.")
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emit_signal("error_connect")
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func crc32(data: PackedByteArray) -> int:
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var crc = INIT
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for byte in data:
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var index = (crc ^ byte) & 0xFF
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crc = (CRC32_TABLE[index] ^ (crc >> 8)) & 0xFFFFFFFF
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# Возвращаем только последние 4 байта в обратном порядке
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var final_crc = crc ^ FINAL_XOR_VALUE
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return final_crc
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func _form_packet(group: int, cmd: int, index_size: int, data = null) -> PackedByteArray:
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var previous_count = send_count
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send_count = counter
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print([self_name, previous_count, counter])
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if previous_count != 0 && (counter - previous_count) != 1:
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var skipped = counter - previous_count - 1
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missed_packets += skipped
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print_debug("ALARM: Пропущено %d пакетов (было: %d, стало: %d)" % [skipped, previous_count, counter])
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print_debug("Группа: %d, Команда: %d" % [group, cmd])
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# Формируем пакет
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var packet = PackedByteArray()
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packet.resize(index_size)
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packet.encode_u8(GROUP_OFFSET, group)
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packet.encode_u8(CMD_OFFSET, cmd)
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packet.encode_u32(COUNTER_OFFSET, counter)
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counter += 1
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if data:
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packet.encode_float(PAYLOAD_OFFSET, data)
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return packet
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func send_packet_to(packet: PackedByteArray) -> void:
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var crc = crc32(packet)
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packet.resize(packet.size() + 4)
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packet.encode_u32(packet.size() - 4, crc)
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command_stack.append(packet)
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func send_fs_data() -> bool:
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if _status != _stream.STATUS_CONNECTED:
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print("Send_fs_data Error: Stream is not currently connected.")
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return false
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var error: int = _stream.put_data(command_stack.pop_front())
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if error != OK:
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print("Error writing to stream: ", error)
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return false
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return true
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# Приемник данных от ФС
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func parse_data(data_from_fs: PackedByteArray) -> void:
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print_debug('Принял пакет от ФС: %s' % data_from_fs)
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var _GRP = data_from_fs.decode_u8(0x0)
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var _CMD = data_from_fs.decode_u8(0x1)
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func start_session():
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command_stack = []
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counter = 0
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send_count = 0
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var packet = _form_packet(GROUP.BASE, CmdCode.START_SESSION, INDEX_SIZE)
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send_packet_to(packet)
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## MSK модуляция
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func set_configure_state_msk_modul_1() -> void:
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var index_size = 0x20
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var packet = _form_packet(GROUP.GENERATOR, CmdCode.SET_CONFIGURE, index_size)
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packet.encode_u8(0x3, 0x09)
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packet.encode_u16(0x8, 0x0014)
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send_packet_to(packet)
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## Constant модуляция
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func set_configure_state_msk_const():
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var index_size = 0x20
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var packet = _form_packet(GROUP.GENERATOR, CmdCode.SET_CONFIGURE, index_size)
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packet.encode_u8(0x3, 0x09)
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packet.encode_u16(0x8, 0x0014)
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packet.encode_u8(0x1C, 0x0f)
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send_packet_to(packet)
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func set_gen_state(button_state: bool):
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var index_size = 0x1C
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var packet = _form_packet(GROUP.GENERATOR, CmdCode.SET_GEN_STATUS, index_size)
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packet.encode_u16(0x8, 0x0010)
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packet.encode_u32(0xC, button_state) ## MODE GEN STATUS
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send_packet_to(packet)
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func status_can_macro_exec(button_state: bool):
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var index_size = 0x1C
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var packet = _form_packet(GROUP.BASE, CmdCode.STATUS_CAN_MACRO, index_size)
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packet.encode_u16(0x8, 0x0010)
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packet.encode_u32(0xC, button_state) ## mode can status
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send_packet_to(packet)
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func set_carrier(installation_frequency: int):
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var index_size = 0x1C
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var packet = _form_packet(GROUP.BASE, CmdCode.SET_CARRIER, index_size)
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packet.encode_u16(0x8, 0x10)
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packet.encode_u64(0xC, installation_frequency) ## uint64_t freq low dword/high dword
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send_packet_to(packet)
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func set_att_batch(attenuation: float):
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var index_size = 0x1C
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var packet = _form_packet(GROUP.RF, CmdCode.SET_ATT, index_size)
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packet.encode_u16(0x8, 0x10)
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packet.encode_float(0x18, attenuation)
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send_packet_to(packet)
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func set_base_can_macro(installation_can_frequency: int):
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var index_size = 0x34
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var packet = _form_packet(GROUP.BASE, CmdCode.BASE_CAN_MACRO_WRITE, index_size)
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packet.encode_u16(0x08, 0x28)
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packet.encode_u8(0x1C, 0x01)
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packet.encode_u8(0x1D, 0x42)
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packet.encode_u8(0x1F, 0x04)
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packet.encode_u16(0x20, installation_can_frequency)
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packet.encode_u16(0x28, 0x2aff)
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packet.encode_u8(0x2B, 0x04)
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send_packet_to(packet)
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func get_carrier():
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var packet = _form_packet(GROUP.BASE, CmdCode.READ_CARRIER, INDEX_SIZE)
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send_packet_to(packet)
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func get_att_batch():
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var packet = _form_packet(GROUP.RF, CmdCode.READ_ATT, INDEX_SIZE)
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send_packet_to(packet)
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func get_gen_state():
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var packet = _form_packet(GROUP.GENERATOR, CmdCode.READ_GEN_STATUS, INDEX_SIZE)
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send_packet_to(packet)
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func get_base_current_temp():
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var packet = _form_packet(GROUP.BASE, CmdCode.BASE_GET_CURRENT_TEMP, INDEX_SIZE)
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send_packet_to(packet)
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func get_base_can_macro():
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var packet = _form_packet(GROUP.BASE, CmdCode.BASE_CAN_MACRO_READ, INDEX_SIZE)
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send_packet_to(packet)
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# Разорвать соединение с ФС
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func disconnect_fs() -> void:
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_stream.disconnect_from_host()
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