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MrEditor97 41a618737b
XL9535 I/O Expander (#4899)
Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
2023-06-19 15:26:06 +12:00

74 lines
2.0 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome.components import i2c
from esphome.const import (
CONF_ID,
CONF_INPUT,
CONF_INVERTED,
CONF_MODE,
CONF_NUMBER,
CONF_OUTPUT,
)
from esphome import pins
CONF_XL9535 = "xl9535"
DEPENDENCIES = ["i2c"]
CODEOWNERS = ["@mreditor97"]
xl9535_ns = cg.esphome_ns.namespace(CONF_XL9535)
XL9535Component = xl9535_ns.class_("XL9535Component", cg.Component, i2c.I2CDevice)
XL9535GPIOPin = xl9535_ns.class_("XL9535GPIOPin", cg.GPIOPin)
MULTI_CONF = True
CONFIG_SCHEMA = (
cv.Schema({cv.Required(CONF_ID): cv.declare_id(XL9535Component)})
.extend(cv.COMPONENT_SCHEMA)
.extend(i2c.i2c_device_schema(0x20))
)
async def to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
await cg.register_component(var, config)
await i2c.register_i2c_device(var, config)
def validate_mode(mode):
if not (mode[CONF_INPUT] or mode[CONF_OUTPUT]) or (
mode[CONF_INPUT] and mode[CONF_OUTPUT]
):
raise cv.Invalid("Mode must be either a input or a output")
return mode
XL9535_PIN_SCHEMA = cv.All(
{
cv.GenerateID(): cv.declare_id(XL9535GPIOPin),
cv.Required(CONF_XL9535): cv.use_id(XL9535Component),
cv.Required(CONF_NUMBER): cv.int_range(min=0, max=15),
cv.Optional(CONF_MODE, default={}): cv.All(
{
cv.Optional(CONF_INPUT, default=False): cv.boolean,
cv.Optional(CONF_OUTPUT, default=False): cv.boolean,
},
validate_mode,
),
cv.Optional(CONF_INVERTED, default=False): cv.boolean,
}
)
@pins.PIN_SCHEMA_REGISTRY.register(CONF_XL9535, XL9535_PIN_SCHEMA)
async def xl9535_pin_to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
parent = await cg.get_variable(config[CONF_XL9535])
cg.add(var.set_parent(parent))
cg.add(var.set_pin(config[CONF_NUMBER]))
cg.add(var.set_inverted(config[CONF_INVERTED]))
cg.add(var.set_flags(pins.gpio_flags_expr(config[CONF_MODE])))
return var