mirror of
https://github.com/esphome/esphome.git
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104 lines
3.9 KiB
Python
104 lines
3.9 KiB
Python
from esphome import pins
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import esphome.codegen as cg
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from esphome.components import display
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import esphome.config_validation as cv
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from esphome.const import (
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CONF_BRIGHTNESS,
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CONF_CONTRAST,
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CONF_EXTERNAL_VCC,
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CONF_INVERT,
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CONF_LAMBDA,
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CONF_MODEL,
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CONF_OFFSET_X,
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CONF_OFFSET_Y,
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CONF_RESET_PIN,
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)
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ssd1306_base_ns = cg.esphome_ns.namespace("ssd1306_base")
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SSD1306 = ssd1306_base_ns.class_("SSD1306", cg.PollingComponent, display.DisplayBuffer)
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SSD1306Model = ssd1306_base_ns.enum("SSD1306Model")
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CONF_FLIP_X = "flip_x"
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CONF_FLIP_Y = "flip_y"
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MODELS = {
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"SSD1306_128X32": SSD1306Model.SSD1306_MODEL_128_32,
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"SSD1306_128X64": SSD1306Model.SSD1306_MODEL_128_64,
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"SSD1306_96X16": SSD1306Model.SSD1306_MODEL_96_16,
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"SSD1306_64X48": SSD1306Model.SSD1306_MODEL_64_48,
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"SSD1306_64X32": SSD1306Model.SSD1306_MODEL_64_32,
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"SSD1306_72X40": SSD1306Model.SSD1306_MODEL_72_40,
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"SH1106_128X32": SSD1306Model.SH1106_MODEL_128_32,
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"SH1106_128X64": SSD1306Model.SH1106_MODEL_128_64,
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"SH1106_96X16": SSD1306Model.SH1106_MODEL_96_16,
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"SH1106_64X48": SSD1306Model.SH1106_MODEL_64_48,
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"SH1107_128X64": SSD1306Model.SH1107_MODEL_128_64,
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"SH1107_128X128": SSD1306Model.SH1107_MODEL_128_128,
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"SSD1305_128X32": SSD1306Model.SSD1305_MODEL_128_32,
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"SSD1305_128X64": SSD1306Model.SSD1305_MODEL_128_64,
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}
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SSD1306_MODEL = cv.enum(MODELS, upper=True, space="_")
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def _validate(value):
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model = value[CONF_MODEL]
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if model not in ("SSD1305_128X32", "SSD1305_128X64"):
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# Contrast is default value (1.0) while brightness is not
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# Indicates user is using old `brightness` option
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if value[CONF_BRIGHTNESS] != 1.0 and value[CONF_CONTRAST] == 1.0:
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raise cv.Invalid(
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"SSD1306/SH1106 no longer accepts brightness option, "
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'please use "contrast" instead.'
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)
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return value
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SSD1306_SCHEMA = display.FULL_DISPLAY_SCHEMA.extend(
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{
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cv.Required(CONF_MODEL): SSD1306_MODEL,
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cv.Optional(CONF_RESET_PIN): pins.gpio_output_pin_schema,
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cv.Optional(CONF_BRIGHTNESS, default=1.0): cv.percentage,
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cv.Optional(CONF_CONTRAST, default=1.0): cv.percentage,
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cv.Optional(CONF_EXTERNAL_VCC): cv.boolean,
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cv.Optional(CONF_FLIP_X, default=True): cv.boolean,
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cv.Optional(CONF_FLIP_Y, default=True): cv.boolean,
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# Offsets determine shifts of memory location to LCD rows/columns,
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# and this family of controllers supports up to 128x128 screens
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cv.Optional(CONF_OFFSET_X, default=0): cv.int_range(min=0, max=128),
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cv.Optional(CONF_OFFSET_Y, default=0): cv.int_range(min=0, max=128),
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cv.Optional(CONF_INVERT, default=False): cv.boolean,
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}
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).extend(cv.polling_component_schema("1s"))
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async def setup_ssd1306(var, config):
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await display.register_display(var, config)
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cg.add(var.set_model(config[CONF_MODEL]))
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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_BRIGHTNESS in config:
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cg.add(var.init_brightness(config[CONF_BRIGHTNESS]))
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if CONF_CONTRAST in config:
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cg.add(var.init_contrast(config[CONF_CONTRAST]))
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if CONF_EXTERNAL_VCC in config:
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cg.add(var.set_external_vcc(config[CONF_EXTERNAL_VCC]))
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if CONF_FLIP_X in config:
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cg.add(var.init_flip_x(config[CONF_FLIP_X]))
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if CONF_FLIP_Y in config:
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cg.add(var.init_flip_y(config[CONF_FLIP_Y]))
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if CONF_OFFSET_X in config:
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cg.add(var.init_offset_x(config[CONF_OFFSET_X]))
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if CONF_OFFSET_Y in config:
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cg.add(var.init_offset_y(config[CONF_OFFSET_Y]))
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if CONF_INVERT in config:
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cg.add(var.init_invert(config[CONF_INVERT]))
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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.DisplayRef, "it")], return_type=cg.void
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)
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cg.add(var.set_writer(lambda_))
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