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41 lines
1.2 KiB
Python
41 lines
1.2 KiB
Python
import esphome.codegen as cg
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import esphome.config_validation as cv
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from esphome.components import display, spi
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from esphome.const import CONF_ID, CONF_LAMBDA, CONF_WIDTH, CONF_HEIGHT
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AUTO_LOAD = ["display"]
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CODEOWNERS = ["@marsjan155"]
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DEPENDENCIES = ["spi"]
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st7920_ns = cg.esphome_ns.namespace("st7920")
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ST7920 = st7920_ns.class_(
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"ST7920", cg.PollingComponent, display.DisplayBuffer, spi.SPIDevice
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)
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ST7920Ref = ST7920.operator("ref")
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CONFIG_SCHEMA = (
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display.FULL_DISPLAY_SCHEMA.extend(
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{
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cv.GenerateID(): cv.declare_id(ST7920),
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cv.Required(CONF_WIDTH): cv.int_,
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cv.Required(CONF_HEIGHT): cv.int_,
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}
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)
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.extend(cv.polling_component_schema("60s"))
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.extend(spi.spi_device_schema())
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)
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async def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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await spi.register_spi_device(var, config)
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if CONF_LAMBDA in config:
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lambda_ = await cg.process_lambda(
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config[CONF_LAMBDA], [(ST7920Ref, "it")], return_type=cg.void
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)
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cg.add(var.set_writer(lambda_))
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cg.add(var.set_width(config[CONF_WIDTH]))
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cg.add(var.set_height(config[CONF_HEIGHT]))
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await display.register_display(var, config)
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