def __init__(self, ready, lcd_id):
threading.Thread.__init__(self)
self.logger = logging.getLogger(
"mycodo.lcd_{id}".format(id=lcd_id.split('-')[0]))
self.running = False
self.thread_startup_timer = timeit.default_timer()
self.thread_shutdown_timer = 0
self.ready = ready
self.flash_lcd_on = False
self.lcd_initialized = False
self.lcd_is_on = False
self.lcd_id = lcd_id
self.display_sets = []
self.display_set_count = 0
try:
lcd_dev = db_retrieve_table_daemon(LCD, unique_id=self.lcd_id)
self.lcd_type = lcd_dev.lcd_type
self.lcd_name = lcd_dev.name
self.lcd_i2c_address = int(lcd_dev.location, 16)
self.lcd_i2c_bus = lcd_dev.i2c_bus
self.lcd_period = lcd_dev.period
self.lcd_x_characters = lcd_dev.x_characters
self.lcd_y_lines = lcd_dev.y_lines
self.timer = time.time() + self.lcd_period
self.backlight_timer = time.time()
self.list_pids = ['setpoint', 'pid_time']
self.list_outputs = [
'duration_time', 'output_time', 'output_state'
]
# Add custom measurement and units to list
self.list_inputs = add_custom_measurements(
db_retrieve_table_daemon(Measurement, entry='all'))
self.list_inputs.update(
{'input_time': {
'unit': None,
'name': 'Time'
}})
self.list_inputs.update(
{'pid_time': {
'unit': None,
'name': 'Time'
}})
self.dict_units = add_custom_units(
db_retrieve_table_daemon(Unit, entry='all'))
lcd_data = db_retrieve_table_daemon(LCDData).filter(
LCDData.lcd_id == lcd_dev.unique_id).all()
self.lcd_string_line = {}
self.lcd_line = {}
self.lcd_max_age = {}
self.lcd_decimal_places = {}
for each_lcd_display in lcd_data:
self.display_sets.append(each_lcd_display.unique_id)
self.lcd_string_line[each_lcd_display.unique_id] = {}
self.lcd_line[each_lcd_display.unique_id] = {}
self.lcd_max_age[each_lcd_display.unique_id] = {}
self.lcd_decimal_places[each_lcd_display.unique_id] = {}
for i in range(1, self.lcd_y_lines + 1):
self.lcd_string_line[each_lcd_display.unique_id][i] = ''
self.lcd_line[each_lcd_display.unique_id][i] = {}
if i == 1:
self.lcd_max_age[each_lcd_display.unique_id][
i] = each_lcd_display.line_1_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][
i] = each_lcd_display.line_1_decimal_places
elif i == 2:
self.lcd_max_age[each_lcd_display.unique_id][
i] = each_lcd_display.line_2_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][
i] = each_lcd_display.line_2_decimal_places
elif i == 3:
self.lcd_max_age[each_lcd_display.unique_id][
i] = each_lcd_display.line_3_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][
i] = each_lcd_display.line_3_decimal_places
elif i == 4:
self.lcd_max_age[each_lcd_display.unique_id][
i] = each_lcd_display.line_4_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][
i] = each_lcd_display.line_4_decimal_places
elif i == 5:
self.lcd_max_age[each_lcd_display.unique_id][
i] = each_lcd_display.line_5_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][
i] = each_lcd_display.line_5_decimal_places
elif i == 6:
self.lcd_max_age[each_lcd_display.unique_id][
i] = each_lcd_display.line_6_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][
i] = each_lcd_display.line_6_decimal_places
elif i == 7:
self.lcd_max_age[each_lcd_display.unique_id][
i] = each_lcd_display.line_7_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][
i] = each_lcd_display.line_7_decimal_places
elif i == 8:
self.lcd_max_age[each_lcd_display.unique_id][
i] = each_lcd_display.line_8_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][
i] = each_lcd_display.line_8_decimal_places
if self.lcd_y_lines in [2, 4, 8]:
self.setup_lcd_line(each_lcd_display.unique_id, 1,
each_lcd_display.line_1_id,
each_lcd_display.line_1_measurement)
self.setup_lcd_line(each_lcd_display.unique_id, 2,
each_lcd_display.line_2_id,
each_lcd_display.line_2_measurement)
if self.lcd_y_lines in [4, 8]:
self.setup_lcd_line(each_lcd_display.unique_id, 3,
each_lcd_display.line_3_id,
each_lcd_display.line_3_measurement)
self.setup_lcd_line(each_lcd_display.unique_id, 4,
each_lcd_display.line_4_id,
each_lcd_display.line_4_measurement)
if self.lcd_y_lines == 8:
self.setup_lcd_line(each_lcd_display.unique_id, 5,
each_lcd_display.line_5_id,
each_lcd_display.line_5_measurement)
self.setup_lcd_line(each_lcd_display.unique_id, 6,
each_lcd_display.line_6_id,
each_lcd_display.line_6_measurement)
self.setup_lcd_line(each_lcd_display.unique_id, 7,
each_lcd_display.line_7_id,
each_lcd_display.line_7_measurement)
self.setup_lcd_line(each_lcd_display.unique_id, 8,
each_lcd_display.line_8_id,
each_lcd_display.line_8_measurement)
if self.lcd_type in ['16x2_generic', '20x4_generic']:
from mycodo.devices.lcd_generic import LCD_Generic
self.lcd_out = LCD_Generic(lcd_dev)
self.lcd_init()
elif self.lcd_type in ['128x32_pioled', '128x64_pioled']:
from mycodo.devices.lcd_pioled import LCD_Pioled
self.lcd_out = LCD_Pioled(lcd_dev)
self.lcd_init()
else:
self.logger.error("Unknown LCD type: {}".format(self.lcd_type))
if self.lcd_initialized:
line_1 = 'Mycodo {}'.format(MYCODO_VERSION)
line_2 = 'Start {}'.format(self.lcd_name)
self.lcd_out.lcd_write_lines(line_1, line_2, '', '')
except Exception as except_msg:
self.logger.exception("Error: {err}".format(err=except_msg))
def initialize_variables(self):
lcd_dev = db_retrieve_table_daemon(LCD, unique_id=self.unique_id)
self.lcd_type = lcd_dev.lcd_type
self.lcd_name = lcd_dev.name
self.lcd_period = lcd_dev.period
self.lcd_x_characters = lcd_dev.x_characters
self.lcd_y_lines = lcd_dev.y_lines
self.timer = time.time() + self.lcd_period
self.backlight_timer = time.time()
self.log_level_debug = lcd_dev.log_level_debug
self.set_log_level_debug(self.log_level_debug)
# Add custom measurement and units to list
self.list_inputs = add_custom_measurements(
db_retrieve_table_daemon(Measurement, entry='all'))
self.list_inputs.update(
{'input_time': {'unit': None, 'name': 'Time'}})
self.list_inputs.update(
{'pid_time': {'unit': None, 'name': 'Time'}})
self.dict_units = add_custom_units(
db_retrieve_table_daemon(Unit, entry='all'))
lcd_data = db_retrieve_table_daemon(
LCDData).filter(LCDData.lcd_id == lcd_dev.unique_id).all()
for each_lcd_display in lcd_data:
self.display_sets.append(each_lcd_display.unique_id)
self.lcd_string_line[each_lcd_display.unique_id] = {}
self.lcd_line[each_lcd_display.unique_id] = {}
self.lcd_text[each_lcd_display.unique_id] = {}
self.lcd_max_age[each_lcd_display.unique_id] = {}
self.lcd_decimal_places[each_lcd_display.unique_id] = {}
for i in range(1, self.lcd_y_lines + 1):
self.lcd_string_line[each_lcd_display.unique_id][i] = ''
self.lcd_line[each_lcd_display.unique_id][i] = {}
if i == 1:
self.lcd_text[each_lcd_display.unique_id][i] = each_lcd_display.line_1_text
self.lcd_max_age[each_lcd_display.unique_id][i] = each_lcd_display.line_1_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][i] = each_lcd_display.line_1_decimal_places
elif i == 2:
self.lcd_text[each_lcd_display.unique_id][i] = each_lcd_display.line_2_text
self.lcd_max_age[each_lcd_display.unique_id][i] = each_lcd_display.line_2_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][i] = each_lcd_display.line_2_decimal_places
elif i == 3:
self.lcd_text[each_lcd_display.unique_id][i] = each_lcd_display.line_3_text
self.lcd_max_age[each_lcd_display.unique_id][i] = each_lcd_display.line_3_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][i] = each_lcd_display.line_3_decimal_places
elif i == 4:
self.lcd_text[each_lcd_display.unique_id][i] = each_lcd_display.line_4_text
self.lcd_max_age[each_lcd_display.unique_id][i] = each_lcd_display.line_4_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][i] = each_lcd_display.line_4_decimal_places
elif i == 5:
self.lcd_text[each_lcd_display.unique_id][i] = each_lcd_display.line_5_text
self.lcd_max_age[each_lcd_display.unique_id][i] = each_lcd_display.line_5_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][i] = each_lcd_display.line_5_decimal_places
elif i == 6:
self.lcd_text[each_lcd_display.unique_id][i] = each_lcd_display.line_6_text
self.lcd_max_age[each_lcd_display.unique_id][i] = each_lcd_display.line_6_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][i] = each_lcd_display.line_6_decimal_places
elif i == 7:
self.lcd_text[each_lcd_display.unique_id][i] = each_lcd_display.line_7_text
self.lcd_max_age[each_lcd_display.unique_id][i] = each_lcd_display.line_7_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][i] = each_lcd_display.line_7_decimal_places
elif i == 8:
self.lcd_text[each_lcd_display.unique_id][i] = each_lcd_display.line_8_text
self.lcd_max_age[each_lcd_display.unique_id][i] = each_lcd_display.line_8_max_age
self.lcd_decimal_places[each_lcd_display.unique_id][i] = each_lcd_display.line_8_decimal_places
if self.lcd_y_lines in [2, 4, 8]:
self.setup_lcd_line(
each_lcd_display.unique_id, 1,
each_lcd_display.line_1_id,
each_lcd_display.line_1_measurement)
self.setup_lcd_line(
each_lcd_display.unique_id, 2,
each_lcd_display.line_2_id,
each_lcd_display.line_2_measurement)
if self.lcd_y_lines in [4, 8]:
self.setup_lcd_line(
each_lcd_display.unique_id, 3,
each_lcd_display.line_3_id,
each_lcd_display.line_3_measurement)
self.setup_lcd_line(
each_lcd_display.unique_id, 4,
each_lcd_display.line_4_id,
each_lcd_display.line_4_measurement)
if self.lcd_y_lines == 8:
self.setup_lcd_line(
each_lcd_display.unique_id, 5,
each_lcd_display.line_5_id,
each_lcd_display.line_5_measurement)
self.setup_lcd_line(
each_lcd_display.unique_id, 6,
each_lcd_display.line_6_id,
each_lcd_display.line_6_measurement)
self.setup_lcd_line(
each_lcd_display.unique_id, 7,
each_lcd_display.line_7_id,
each_lcd_display.line_7_measurement)
self.setup_lcd_line(
each_lcd_display.unique_id, 8,
each_lcd_display.line_8_id,
each_lcd_display.line_8_measurement)
if self.lcd_type in ['16x2_generic',
'20x4_generic']:
from mycodo.devices.lcd_generic import LCD_Generic
self.lcd_out = LCD_Generic(lcd_dev)
self.lcd_init()
elif self.lcd_type in ['16x2_grove_lcd_rgb']:
from mycodo.devices.lcd_grove_lcd_rgb import LCD_Grove_LCD_RGB
self.lcd_out = LCD_Grove_LCD_RGB(lcd_dev)
self.lcd_init()
elif self.lcd_type in ['128x32_pioled',
'128x64_pioled']:
from mycodo.devices.lcd_pioled import LCD_Pioled
self.lcd_out = LCD_Pioled(lcd_dev)
self.lcd_init()
elif self.lcd_type in ['128x32_pioled_circuit_python',
'128x64_pioled_circuit_python']:
from mycodo.devices.lcd_pioled_circuitpython import LCD_Pioled_Circuitpython
self.lcd_out = LCD_Pioled_Circuitpython(lcd_dev)
self.lcd_init()
else:
self.logger.error("Unknown LCD type: {}".format(self.lcd_type))
if self.lcd_initialized:
line_1 = 'Mycodo {}'.format(MYCODO_VERSION)
line_2 = 'Start {}'.format(self.lcd_name)
self.lcd_out.lcd_write_lines(line_1, line_2, '', '')