mirror of https://github.com/esphome/esphome.git
86 lines
3.8 KiB
Python
86 lines
3.8 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_BUSY_PIN, CONF_DC_PIN, CONF_FULL_UPDATE_EVERY, \
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CONF_ID, CONF_LAMBDA, CONF_MODEL, CONF_PAGES, CONF_RESET_PIN
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DEPENDENCIES = ['spi']
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waveshare_epaper_ns = cg.esphome_ns.namespace('waveshare_epaper')
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WaveshareEPaper = waveshare_epaper_ns.class_('WaveshareEPaper', cg.PollingComponent, spi.SPIDevice,
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display.DisplayBuffer)
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WaveshareEPaperTypeA = waveshare_epaper_ns.class_('WaveshareEPaperTypeA', WaveshareEPaper)
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WaveshareEPaper2P7In = waveshare_epaper_ns.class_('WaveshareEPaper2P7In', WaveshareEPaper)
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WaveshareEPaper2P9InB = waveshare_epaper_ns.class_('WaveshareEPaper2P9InB', WaveshareEPaper)
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WaveshareEPaper4P2In = waveshare_epaper_ns.class_('WaveshareEPaper4P2In', WaveshareEPaper)
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WaveshareEPaper7P5In = waveshare_epaper_ns.class_('WaveshareEPaper7P5In', WaveshareEPaper)
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WaveshareEPaperTypeAModel = waveshare_epaper_ns.enum('WaveshareEPaperTypeAModel')
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WaveshareEPaperTypeBModel = waveshare_epaper_ns.enum('WaveshareEPaperTypeBModel')
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MODELS = {
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'1.54in': ('a', WaveshareEPaperTypeAModel.WAVESHARE_EPAPER_1_54_IN),
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'2.13in': ('a', WaveshareEPaperTypeAModel.WAVESHARE_EPAPER_2_13_IN),
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'2.13in-ttgo': ('a', WaveshareEPaperTypeAModel.TTGO_EPAPER_2_13_IN),
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'2.13in-ttgo-b73': ('a', WaveshareEPaperTypeAModel.TTGO_EPAPER_2_13_IN_B73),
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'2.90in': ('a', WaveshareEPaperTypeAModel.WAVESHARE_EPAPER_2_9_IN),
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'2.70in': ('b', WaveshareEPaper2P7In),
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'2.90in-b': ('b', WaveshareEPaper2P9InB),
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'4.20in': ('b', WaveshareEPaper4P2In),
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'7.50in': ('b', WaveshareEPaper7P5In),
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}
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def validate_full_update_every_only_type_a(value):
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if CONF_FULL_UPDATE_EVERY not in value:
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return value
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if MODELS[value[CONF_MODEL]][0] != 'a':
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raise cv.Invalid("The 'full_update_every' option is only available for models "
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"'1.54in', '2.13in' and '2.90in'.")
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return value
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CONFIG_SCHEMA = cv.All(display.FULL_DISPLAY_SCHEMA.extend({
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cv.GenerateID(): cv.declare_id(WaveshareEPaper),
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cv.Required(CONF_DC_PIN): pins.gpio_output_pin_schema,
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cv.Required(CONF_MODEL): cv.one_of(*MODELS, lower=True),
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cv.Optional(CONF_RESET_PIN): pins.gpio_output_pin_schema,
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cv.Optional(CONF_BUSY_PIN): pins.gpio_input_pin_schema,
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cv.Optional(CONF_FULL_UPDATE_EVERY): cv.uint32_t,
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}).extend(cv.polling_component_schema('1s')).extend(spi.SPI_DEVICE_SCHEMA),
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validate_full_update_every_only_type_a,
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cv.has_at_most_one_key(CONF_PAGES, CONF_LAMBDA))
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def to_code(config):
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model_type, model = MODELS[config[CONF_MODEL]]
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if model_type == 'a':
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rhs = WaveshareEPaperTypeA.new(model)
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var = cg.Pvariable(config[CONF_ID], rhs, WaveshareEPaperTypeA)
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elif model_type == 'b':
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rhs = model.new()
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var = cg.Pvariable(config[CONF_ID], rhs, model)
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else:
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raise NotImplementedError()
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yield cg.register_component(var, config)
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yield display.register_display(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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if CONF_LAMBDA in config:
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lambda_ = yield cg.process_lambda(config[CONF_LAMBDA], [(display.DisplayBufferRef, 'it')],
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return_type=cg.void)
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cg.add(var.set_writer(lambda_))
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if CONF_RESET_PIN in config:
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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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if CONF_BUSY_PIN in config:
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reset = yield cg.gpio_pin_expression(config[CONF_BUSY_PIN])
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cg.add(var.set_busy_pin(reset))
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if CONF_FULL_UPDATE_EVERY in config:
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cg.add(var.set_full_update_every(config[CONF_FULL_UPDATE_EVERY]))
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