mirror of
https://github.com/Threnklyn/esphome-dev.git
synced 2026-05-22 21:58:29 +02:00
Otto Winter
8e75980ebd
* Cleanup dashboard JS * Add vscode * Save start_mark/end_mark * Updates * Updates * Remove need for cv.nameable It's a bit hacky but removes so much bloat from integrations * Add enum helper * Document APIs, and Improvements * Fixes * Fixes * Update PULL_REQUEST_TEMPLATE.md * Updates * Updates * Updates
45 lines
1.6 KiB
Python
45 lines
1.6 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 lcd_base
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from esphome.const import CONF_DATA_PINS, CONF_ENABLE_PIN, CONF_RS_PIN, CONF_RW_PIN, CONF_ID
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AUTO_LOAD = ['lcd_base']
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lcd_gpio_ns = cg.esphome_ns.namespace('lcd_gpio')
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GPIOLCDDisplay = lcd_gpio_ns.class_('GPIOLCDDisplay', lcd_base.LCDDisplay)
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def validate_pin_length(value):
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if len(value) != 4 and len(value) != 8:
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raise cv.Invalid("LCD Displays can either operate in 4-pin or 8-pin mode,"
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"not {}-pin mode".format(len(value)))
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return value
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CONFIG_SCHEMA = lcd_base.LCD_SCHEMA.extend({
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cv.GenerateID(): cv.declare_id(GPIOLCDDisplay),
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cv.Required(CONF_DATA_PINS): cv.All([pins.gpio_output_pin_schema], validate_pin_length),
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cv.Required(CONF_ENABLE_PIN): pins.gpio_output_pin_schema,
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cv.Required(CONF_RS_PIN): pins.gpio_output_pin_schema,
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cv.Optional(CONF_RW_PIN): pins.gpio_output_pin_schema,
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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 lcd_base.setup_lcd_display(var, config)
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pins_ = []
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for conf in config[CONF_DATA_PINS]:
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pins_.append((yield cg.gpio_pin_expression(conf)))
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cg.add(var.set_data_pins(*pins_))
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enable = yield cg.gpio_pin_expression(config[CONF_ENABLE_PIN])
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cg.add(var.set_enable_pin(enable))
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rs = yield cg.gpio_pin_expression(config[CONF_RS_PIN])
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cg.add(var.set_rs_pin(rs))
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if CONF_RW_PIN in config:
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rw = yield cg.gpio_pin_expression(config[CONF_RW_PIN])
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cg.add(var.set_rw_pin(rw))
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