mirror of https://github.com/esphome/esphome.git
84 lines
2.9 KiB
Python
84 lines
2.9 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_INTENSITY, CONF_LAMBDA, CONF_NUM_CHIPS
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CODEOWNERS = ["@rspaargaren"]
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DEPENDENCIES = ["spi"]
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CONF_ROTATE_CHIP = "rotate_chip"
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CONF_SCROLL_SPEED = "scroll_speed"
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CONF_SCROLL_DWELL = "scroll_dwell"
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CONF_SCROLL_DELAY = "scroll_delay"
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CONF_SCROLL_ENABLE = "scroll_enable"
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CONF_SCROLL_MODE = "scroll_mode"
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CONF_REVERSE_ENABLE = "reverse_enable"
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SCROLL_MODES = {
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"CONTINUOUS": 0,
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"STOP": 1,
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}
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CHIP_MODES = {
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"0": 0,
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"90": 1,
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"180": 2,
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"270": 3,
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}
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max7219_ns = cg.esphome_ns.namespace("max7219digit")
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MAX7219Component = max7219_ns.class_(
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"MAX7219Component", cg.PollingComponent, spi.SPIDevice, display.DisplayBuffer
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)
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MAX7219ComponentRef = MAX7219Component.operator("ref")
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CONFIG_SCHEMA = (
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display.BASIC_DISPLAY_SCHEMA.extend(
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{
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cv.GenerateID(): cv.declare_id(MAX7219Component),
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cv.Optional(CONF_NUM_CHIPS, default=4): cv.int_range(min=1, max=255),
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cv.Optional(CONF_INTENSITY, default=15): cv.int_range(min=0, max=15),
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cv.Optional(CONF_ROTATE_CHIP, default="0"): cv.enum(CHIP_MODES, upper=True),
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cv.Optional(CONF_SCROLL_MODE, default="CONTINUOUS"): cv.enum(
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SCROLL_MODES, upper=True
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),
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cv.Optional(CONF_SCROLL_ENABLE, default=True): cv.boolean,
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cv.Optional(
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CONF_SCROLL_SPEED, default="250ms"
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): cv.positive_time_period_milliseconds,
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cv.Optional(
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CONF_SCROLL_DELAY, default="1000ms"
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): cv.positive_time_period_milliseconds,
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cv.Optional(
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CONF_SCROLL_DWELL, default="1000ms"
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): cv.positive_time_period_milliseconds,
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cv.Optional(CONF_REVERSE_ENABLE, default=False): cv.boolean,
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}
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)
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.extend(cv.polling_component_schema("500ms"))
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.extend(spi.spi_device_schema(cs_pin_required=True))
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)
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def to_code(config):
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var = cg.new_Pvariable(config[CONF_ID])
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yield cg.register_component(var, config)
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yield spi.register_spi_device(var, config)
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yield display.register_display(var, config)
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cg.add(var.set_num_chips(config[CONF_NUM_CHIPS]))
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cg.add(var.set_intensity(config[CONF_INTENSITY]))
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cg.add(var.set_chip_orientation(config[CONF_ROTATE_CHIP]))
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cg.add(var.set_scroll_speed(config[CONF_SCROLL_SPEED]))
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cg.add(var.set_scroll_dwell(config[CONF_SCROLL_DWELL]))
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cg.add(var.set_scroll_delay(config[CONF_SCROLL_DELAY]))
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cg.add(var.set_scroll(config[CONF_SCROLL_ENABLE]))
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cg.add(var.set_scroll_mode(config[CONF_SCROLL_MODE]))
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cg.add(var.set_reverse(config[CONF_REVERSE_ENABLE]))
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if CONF_LAMBDA in config:
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lambda_ = yield cg.process_lambda(
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config[CONF_LAMBDA], [(MAX7219ComponentRef, "it")], return_type=cg.void
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)
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cg.add(var.set_writer(lambda_))
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