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mirror of https://github.com/esphome/esphome.git synced 2025-04-03 01:10:29 +01:00
2021-08-24 22:57:53 +12:00

63 lines
1.8 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome import pins
from esphome.components import display, spi
from esphome.const import (
CONF_BACKLIGHT_PIN,
CONF_BRIGHTNESS,
CONF_CS_PIN,
CONF_DC_PIN,
CONF_ID,
CONF_LAMBDA,
CONF_RESET_PIN,
)
from . import st7789v_ns
CODEOWNERS = ["@kbx81"]
DEPENDENCIES = ["spi"]
ST7789V = st7789v_ns.class_(
"ST7789V", cg.PollingComponent, spi.SPIDevice, display.DisplayBuffer
)
ST7789VRef = ST7789V.operator("ref")
CONFIG_SCHEMA = (
display.FULL_DISPLAY_SCHEMA.extend(
{
cv.GenerateID(): cv.declare_id(ST7789V),
cv.Required(CONF_RESET_PIN): pins.gpio_output_pin_schema,
cv.Required(CONF_DC_PIN): pins.gpio_output_pin_schema,
cv.Required(CONF_CS_PIN): pins.gpio_output_pin_schema,
cv.Optional(CONF_BACKLIGHT_PIN): pins.gpio_output_pin_schema,
cv.Optional(CONF_BRIGHTNESS, default=1.0): cv.percentage,
}
)
.extend(cv.polling_component_schema("5s"))
.extend(spi.spi_device_schema())
)
async def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
await cg.register_component(var, config)
await spi.register_spi_device(var, config)
dc = await cg.gpio_pin_expression(config[CONF_DC_PIN])
cg.add(var.set_dc_pin(dc))
reset = await cg.gpio_pin_expression(config[CONF_RESET_PIN])
cg.add(var.set_reset_pin(reset))
if CONF_BACKLIGHT_PIN in config:
bl = await cg.gpio_pin_expression(config[CONF_BACKLIGHT_PIN])
cg.add(var.set_backlight_pin(bl))
if CONF_LAMBDA in config:
lambda_ = await cg.process_lambda(
config[CONF_LAMBDA], [(display.DisplayBufferRef, "it")], return_type=cg.void
)
cg.add(var.set_writer(lambda_))
await display.register_display(var, config)