mirror of
https://github.com/esphome/esphome.git
synced 2024-12-23 14:04:53 +01:00
36 lines
1.2 KiB
Python
36 lines
1.2 KiB
Python
|
import voluptuous as vol
|
||
|
|
|
||
|
|
import esphomeyaml.config_validation as cv
|
||
|
|
from esphomeyaml.components import display
|
||
|
|
from esphomeyaml.components.display.lcd_gpio import LCDDisplayRef, validate_lcd_dimensions
|
||
|
|
from esphomeyaml.const import CONF_ADDRESS, CONF_DIMENSIONS, CONF_ID, CONF_LAMBDA
|
||
|
|
from esphomeyaml.helpers import App, Pvariable, add, process_lambda
|
||
|
|
|
||
|
|
DEPENDENCIES = ['i2c']
|
||
|
|
|
||
|
|
PCF8574LCDDisplay = display.display_ns.PCF8574LCDDisplay
|
||
|
|
|
||
|
|
PLATFORM_SCHEMA = display.BASIC_DISPLAY_PLATFORM_SCHEMA.extend({
|
||
|
|
cv.GenerateID(): cv.declare_variable_id(PCF8574LCDDisplay),
|
||
|
|
vol.Required(CONF_DIMENSIONS): validate_lcd_dimensions,
|
||
|
|
vol.Optional(CONF_ADDRESS): cv.i2c_address,
|
||
|
|
})
|
||
|
|
|
||
|
|
|
||
|
|
def to_code(config):
|
||
|
|
rhs = App.make_pcf8574_lcd_display(config[CONF_DIMENSIONS][0], config[CONF_DIMENSIONS][1])
|
||
|
|
lcd = Pvariable(config[CONF_ID], rhs)
|
||
|
|
|
||
|
|
if CONF_ADDRESS in config:
|
||
|
|
add(lcd.set_address(config[CONF_ADDRESS]))
|
||
|
|
|
||
|
|
if CONF_LAMBDA in config:
|
||
|
|
for lambda_ in process_lambda(config[CONF_LAMBDA], [(LCDDisplayRef, 'it')]):
|
||
|
|
yield
|
||
|
|
add(lcd.set_writer(lambda_))
|
||
|
|
|
||
|
|
display.setup_display(lcd, config)
|
||
|
|
|
||
|
|
|
||
|
|
BUILD_FLAGS = ['-DUSE_LCD_DISPLAY', '-DUSE_LCD_DISPLAY_PCF8574']
|