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SchemeControl.py
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SchemeControl.py
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from collections import namedtuple
from typing import Iterable, Dict, List, Tuple
from enum import IntEnum
import logging
from irspy.dlls.ftdi_control import FtdiControl, FtdiPin
from irspy import utils
from edit_cell_config_dialog import CellConfig
BistableRelay = namedtuple("BistableRelay", "set_pin reset_pin")
class SchemeType(IntEnum):
AUTOCALIBRATOR = 0
DIRECT = 1
GAG = 2
SCHEME_TYPE_TO_TEXT = {
SchemeType.AUTOCALIBRATOR: "Через автокалибратор",
SchemeType.DIRECT: "Напрямую",
SchemeType.GAG: "Затычка",
}
def create_scheme(a_scheme_type: SchemeType, a_ftdi_control: FtdiControl):
if a_scheme_type == SchemeType.AUTOCALIBRATOR:
return SchemeControl(a_ftdi_control)
elif a_scheme_type == SchemeType.DIRECT:
return DirectSchemeControl()
elif a_scheme_type == SchemeType.GAG:
return DirectSchemeControl()
else:
return None
class SchemeControl:
RESET_RELAYS_TIME_S = 2
# Из "\\5-10\dev\Калибратор\Конструкция\Схема и плата\Тестовые платы\clb_autotest_analog\
# Сборочная документация clb_autotest_analog Плата автотестирования калибратора Р0 И01\
# Схема принципиальная clb_autotest_analog Р0 И01.PDF"
class Circuit(IntEnum):
K_V = 0
K_C10A = 1
K_C1A = 2
K_C01A = 3
K_BP = 4
K_A = 5
K_DIV650 = 6
K_DIV500 = 7
K_DIV350 = 8
K_DIV200 = 9
K_DIV55 = 10
K_DIV40 = 11
K_AMP30M = 12
K_AMP10M = 13
COIL_TO_CIRCUITS: Dict[CellConfig.Coil, List[Circuit]] = {
CellConfig.Coil.NONE: [],
# Реле называются по диапазонам (Амперы), а не по сопротивлению(Омы)
CellConfig.Coil.VAL_10_OHM: [Circuit.K_C01A],
CellConfig.Coil.VAL_1_OHM: [Circuit.K_C1A],
CellConfig.Coil.VAL_0_01_OHM: [Circuit.K_C10A],
}
DIVIDER_TO_CIRCUITS: Dict[CellConfig.Divider, List[Circuit]] = {
CellConfig.Divider.NONE: [Circuit.K_BP],
CellConfig.Divider.DIV_650_V: [Circuit.K_DIV650],
CellConfig.Divider.DIV_500_V: [Circuit.K_DIV500],
CellConfig.Divider.DIV_350_V: [Circuit.K_DIV350],
CellConfig.Divider.DIV_200_V: [Circuit.K_DIV200],
CellConfig.Divider.DIV_55_V: [Circuit.K_DIV55],
CellConfig.Divider.DIV_40_V: [Circuit.K_DIV40],
CellConfig.Divider.MUL_30_mV: [Circuit.K_AMP30M],
CellConfig.Divider.MUL_10_mV: [Circuit.K_AMP10M],
}
METER_TO_CIRCUITS: Dict[CellConfig.Meter, List[Circuit]] = {
CellConfig.Meter.AMPERES: [Circuit.K_A],
CellConfig.Meter.VOLTS: [Circuit.K_V],
}
# noinspection PyProtectedMember
CIRCUIT_TO_RELAYS: Dict[Circuit, Tuple[BistableRelay]] = {
Circuit.K_V: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._0),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._0)),
),
Circuit.K_C10A: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._1),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._1)),
),
Circuit.K_C1A: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._2),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._2)),
),
Circuit.K_C01A: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._3),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._3)),
),
Circuit.K_BP: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._4),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._4)),
),
Circuit.K_A: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._5),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._5)),
),
Circuit.K_DIV650: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._0),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._6)),
),
Circuit.K_DIV500: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._1),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._7)),
),
Circuit.K_DIV350: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._2),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._0)),
),
Circuit.K_DIV200: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._3),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._1)),
),
Circuit.K_DIV55: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._4),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._2)),
),
Circuit.K_DIV40: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._5),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._3)),
),
Circuit.K_AMP30M: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._6),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._4)),
),
Circuit.K_AMP10M: (
BistableRelay(
set_pin=FtdiPin(channel=FtdiControl.Channel.B, bus=FtdiControl.Bus.D, pin=FtdiControl.Pin._7),
reset_pin=FtdiPin(channel=FtdiControl.Channel.A, bus=FtdiControl.Bus.C, pin=FtdiControl.Pin._5)),
),
}
class RelayState(IntEnum):
OFF = 0
ON = 1
def __init__(self, a_ftdi_control: FtdiControl):
self.__ftdi_control = a_ftdi_control
self.__coil = CellConfig.Coil.NONE
self.__divider = CellConfig.Divider.NONE
self.__meter = CellConfig.Meter.AMPERES
self.__set_relays_timer = utils.Timer(SchemeControl.RESET_RELAYS_TIME_S)
self.__unset_relays_timer = utils.Timer(SchemeControl.RESET_RELAYS_TIME_S)
self.__ready = False
def connect(self) -> bool:
self.__ready = bool(self.__ftdi_control.reinit())
return self.__ready
def is_connected(self) -> bool:
return self.__ftdi_control.is_connected()
def __set_relays(self, a_circuits: Iterable[Circuit], a_state: RelayState):
"""
Устанавливает все реле во всех переданных цепях в состояние a_state
:param a_circuits: Список цепей
:param a_state: Состояние реле
:return: None
"""
for circuit in a_circuits:
for relay in SchemeControl.CIRCUIT_TO_RELAYS[circuit]:
if a_state == SchemeControl.RelayState.ON:
self.__ftdi_control.set_pin(relay.set_pin, True)
else:
self.__ftdi_control.set_pin(relay.reset_pin, True)
def __unset_relays(self, a_circuits: Iterable[Circuit]):
"""
Сбрасывает пины установки состояния всех реле во всех переданных цепях
:param a_circuits: Список цепей
:return: None
"""
for circuit in a_circuits:
for relay in SchemeControl.CIRCUIT_TO_RELAYS[circuit]:
self.__ftdi_control.set_pin(relay.set_pin, False)
self.__ftdi_control.set_pin(relay.reset_pin, False)
def set_up(self, a_coil: CellConfig.Coil, a_divider: CellConfig.Divider, a_meter: CellConfig.Meter) -> bool:
# Вызывать после self.reset()!!!
self.__coil = a_coil
self.__divider = a_divider
self.__meter = a_meter
self.__ready = False
# Переводим реле на необходимых цепях в состояние ON
self.__set_relays(SchemeControl.COIL_TO_CIRCUITS[a_coil], SchemeControl.RelayState.ON)
self.__set_relays(SchemeControl.DIVIDER_TO_CIRCUITS[a_divider], SchemeControl.RelayState.ON)
# K_V или K_A включаются, когда выбрана прямая схема подключения
# K_V так же включается, когда с калибратора выдается напряжение через делитель
if self.__meter == CellConfig.Meter.VOLTS and self.__divider != a_divider.NONE and self.__coil == CellConfig.Coil.NONE or \
self.__coil == CellConfig.Coil.NONE and self.__divider == a_divider.NONE:
self.__set_relays(SchemeControl.METER_TO_CIRCUITS[a_meter], SchemeControl.RelayState.ON)
self.__unset_relays_timer.stop()
self.__set_relays_timer.start()
result = self.__ftdi_control.write_changes()
return result
def reset(self) -> bool:
self.__coil = CellConfig.Coil.NONE
self.__divider = CellConfig.Divider.NONE
self.__meter = CellConfig.Meter.AMPERES
self.__ready = False
# Переводим реле на всех цепях в состояние OFF
self.__set_relays(SchemeControl.CIRCUIT_TO_RELAYS.keys(), SchemeControl.RelayState.OFF)
self.__unset_relays_timer.stop()
self.__set_relays_timer.start()
result = self.__ftdi_control.write_changes()
return result
def get_coil(self):
return self.__coil
def get_meter(self):
return self.__meter
def get_divider(self):
return self.__divider
def tick(self):
if self.__set_relays_timer.check():
self.__set_relays_timer.stop()
self.__unset_relays(SchemeControl.CIRCUIT_TO_RELAYS.keys())
if self.__ftdi_control.write_changes():
self.__unset_relays_timer.start()
else:
logging.warning("Не удалось сбросить реле в SchemeControl.tick() (FTDI). "
"Необходимо перезапустить измерение")
if self.__unset_relays_timer.check():
self.__unset_relays_timer.stop()
self.__ready = True
def ready(self) -> bool:
return self.__ready
class DirectSchemeControl:
def __init__(self):
pass
def tick(self):
pass
def connect(self):
return True
def reset(self):
return True
def ready(self):
return True
def set_up(self, a_coil: CellConfig.Coil, a_divider: CellConfig.Divider, a_meter: CellConfig.Meter) -> bool:
if a_coil is CellConfig.Coil.NONE and a_divider is CellConfig.Divider.NONE:
return True
else:
return True