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49 lines
1.8 KiB
Python
49 lines
1.8 KiB
Python
import voluptuous as vol
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from esphomeyaml import pins
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from esphomeyaml.components import display
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from esphomeyaml.components.display import ssd1306_spi
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import esphomeyaml.config_validation as cv
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from esphomeyaml.const import CONF_ADDRESS, CONF_EXTERNAL_VCC, CONF_ID, CONF_LAMBDA, CONF_MODEL, \
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CONF_RESET_PIN
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from esphomeyaml.cpp_generator import Pvariable, add, process_lambda
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from esphomeyaml.cpp_helpers import gpio_output_pin_expression, setup_component
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from esphomeyaml.cpp_types import App, void
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DEPENDENCIES = ['i2c']
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I2CSSD1306 = display.display_ns.class_('I2CSSD1306', ssd1306_spi.SSD1306)
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PLATFORM_SCHEMA = display.FULL_DISPLAY_PLATFORM_SCHEMA.extend({
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cv.GenerateID(): cv.declare_variable_id(I2CSSD1306),
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vol.Required(CONF_MODEL): ssd1306_spi.SSD1306_MODEL,
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vol.Optional(CONF_RESET_PIN): pins.gpio_output_pin_schema,
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vol.Optional(CONF_EXTERNAL_VCC): cv.boolean,
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vol.Optional(CONF_ADDRESS): cv.i2c_address,
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}).extend(cv.COMPONENT_SCHEMA.schema)
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def to_code(config):
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ssd = Pvariable(config[CONF_ID], App.make_i2c_ssd1306())
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add(ssd.set_model(ssd1306_spi.MODELS[config[CONF_MODEL]]))
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if CONF_RESET_PIN in config:
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for reset in gpio_output_pin_expression(config[CONF_RESET_PIN]):
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yield
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add(ssd.set_reset_pin(reset))
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if CONF_EXTERNAL_VCC in config:
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add(ssd.set_external_vcc(config[CONF_EXTERNAL_VCC]))
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if CONF_ADDRESS in config:
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add(ssd.set_address(config[CONF_ADDRESS]))
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if CONF_LAMBDA in config:
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for lambda_ in process_lambda(config[CONF_LAMBDA],
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[(display.DisplayBufferRef, 'it')], return_type=void):
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yield
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add(ssd.set_writer(lambda_))
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display.setup_display(ssd, config)
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setup_component(ssd, config)
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BUILD_FLAGS = '-DUSE_SSD1306'
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