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97 lines
3.1 KiB
Python
97 lines
3.1 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 (
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CONF_COLOR_PALETTE,
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CONF_DC_PIN,
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CONF_ID,
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CONF_LAMBDA,
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CONF_MODEL,
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CONF_PAGES,
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CONF_RAW_DATA_ID,
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CONF_RESET_PIN,
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)
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from esphome.core import HexInt
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DEPENDENCIES = ["spi"]
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CONF_LED_PIN = "led_pin"
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ili9341_ns = cg.esphome_ns.namespace("ili9341")
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ili9341 = ili9341_ns.class_(
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"ILI9341Display", cg.PollingComponent, spi.SPIDevice, display.DisplayBuffer
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)
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ILI9341M5Stack = ili9341_ns.class_("ILI9341M5Stack", ili9341)
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ILI9341TFT24 = ili9341_ns.class_("ILI9341TFT24", ili9341)
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ILI9341TFT24R = ili9341_ns.class_("ILI9341TFT24R", ili9341)
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ILI9341Model = ili9341_ns.enum("ILI9341Model")
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ILI9341ColorMode = ili9341_ns.enum("ILI9341ColorMode")
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MODELS = {
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"M5STACK": ILI9341Model.M5STACK,
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"TFT_2.4": ILI9341Model.TFT_24,
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"TFT_2.4R": ILI9341Model.TFT_24R,
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}
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ILI9341_MODEL = cv.enum(MODELS, upper=True, space="_")
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COLOR_PALETTE = cv.one_of("NONE", "GRAYSCALE")
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CONFIG_SCHEMA = cv.All(
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display.FULL_DISPLAY_SCHEMA.extend(
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{
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cv.GenerateID(): cv.declare_id(ili9341),
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cv.Required(CONF_MODEL): ILI9341_MODEL,
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cv.Required(CONF_DC_PIN): pins.gpio_output_pin_schema,
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cv.Optional(CONF_RESET_PIN): pins.gpio_output_pin_schema,
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cv.Optional(CONF_LED_PIN): pins.gpio_output_pin_schema,
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cv.Optional(CONF_COLOR_PALETTE, default="NONE"): COLOR_PALETTE,
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cv.GenerateID(CONF_RAW_DATA_ID): cv.declare_id(cg.uint8),
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}
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)
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.extend(cv.polling_component_schema("1s"))
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.extend(spi.spi_device_schema(False)),
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cv.has_at_most_one_key(CONF_PAGES, CONF_LAMBDA),
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)
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async def to_code(config):
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if config[CONF_MODEL] == "M5STACK":
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lcd_type = ILI9341M5Stack
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if config[CONF_MODEL] == "TFT_2.4":
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lcd_type = ILI9341TFT24
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if config[CONF_MODEL] == "TFT_2.4R":
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lcd_type = ILI9341TFT24R
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rhs = lcd_type.new()
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var = cg.Pvariable(config[CONF_ID], rhs)
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await cg.register_component(var, config)
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await display.register_display(var, config)
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await spi.register_spi_device(var, config)
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cg.add(var.set_model(config[CONF_MODEL]))
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dc = await 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_ = await cg.process_lambda(
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config[CONF_LAMBDA], [(display.DisplayBufferRef, "it")], return_type=cg.void
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)
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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 = await 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_LED_PIN in config:
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led_pin = await cg.gpio_pin_expression(config[CONF_LED_PIN])
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cg.add(var.set_led_pin(led_pin))
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if config[CONF_COLOR_PALETTE] == "GRAYSCALE":
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cg.add(var.set_buffer_color_mode(ILI9341ColorMode.BITS_8_INDEXED))
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rhs = []
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for x in range(256):
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rhs.extend([HexInt(x), HexInt(x), HexInt(x)])
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prog_arr = cg.progmem_array(config[CONF_RAW_DATA_ID], rhs)
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cg.add(var.set_palette(prog_arr))
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else:
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pass
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