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44 lines
1.7 KiB
Python
44 lines
1.7 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome import pins
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from esphome.components import display, spi
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from esphome.const import CONF_BACKLIGHT_PIN, CONF_BRIGHTNESS, CONF_CS_PIN, CONF_DC_PIN, CONF_ID, \
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CONF_LAMBDA, CONF_RESET_PIN
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from . import st7789v_ns
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DEPENDENCIES = ['spi']
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ST7789V = st7789v_ns.class_('ST7789V', cg.PollingComponent, spi.SPIDevice,
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display.DisplayBuffer)
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ST7789VRef = ST7789V.operator('ref')
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CONFIG_SCHEMA = display.FULL_DISPLAY_SCHEMA.extend({
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cv.GenerateID(): cv.declare_id(ST7789V),
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cv.Required(CONF_RESET_PIN): pins.gpio_output_pin_schema,
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cv.Required(CONF_DC_PIN): pins.gpio_output_pin_schema,
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cv.Required(CONF_CS_PIN): pins.gpio_output_pin_schema,
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cv.Required(CONF_BACKLIGHT_PIN): pins.gpio_output_pin_schema,
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cv.Optional(CONF_BRIGHTNESS, default=1.0): cv.percentage,
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}).extend(cv.polling_component_schema('5s')).extend(spi.spi_device_schema())
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def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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yield cg.register_component(var, config)
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yield spi.register_spi_device(var, config)
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dc = yield cg.gpio_pin_expression(config[CONF_DC_PIN])
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cg.add(var.set_dc_pin(dc))
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reset = yield cg.gpio_pin_expression(config[CONF_RESET_PIN])
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cg.add(var.set_reset_pin(reset))
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bl = yield cg.gpio_pin_expression(config[CONF_BACKLIGHT_PIN])
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cg.add(var.set_backlight_pin(bl))
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if CONF_LAMBDA in config:
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lambda_ = yield cg.process_lambda(
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config[CONF_LAMBDA], [(display.DisplayBufferRef, 'it')], return_type=cg.void)
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cg.add(var.set_writer(lambda_))
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yield display.register_display(var, config)
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