1
0
mirror of https://github.com/esphome/esphome.git synced 2025-03-21 01:58:16 +00:00
2023-12-05 08:56:53 +09:00

73 lines
1.8 KiB
Python

import esphome.codegen as cg
import esphome.config_validation as cv
from esphome import pins
from esphome.components import i2c
from esphome.const import (
CONF_ID,
CONF_INPUT,
CONF_NUMBER,
CONF_MODE,
CONF_INVERTED,
CONF_OUTPUT,
)
DEPENDENCIES = ["i2c"]
MULTI_CONF = True
mcp23016_ns = cg.esphome_ns.namespace("mcp23016")
MCP23016 = mcp23016_ns.class_("MCP23016", cg.Component, i2c.I2CDevice)
MCP23016GPIOPin = mcp23016_ns.class_("MCP23016GPIOPin", cg.GPIOPin)
CONFIG_SCHEMA = (
cv.Schema(
{
cv.Required(CONF_ID): cv.declare_id(MCP23016),
}
)
.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(value):
if not (value[CONF_INPUT] or value[CONF_OUTPUT]):
raise cv.Invalid("Mode must be either input or output")
if value[CONF_INPUT] and value[CONF_OUTPUT]:
raise cv.Invalid("Mode must be either input or output")
return value
CONF_MCP23016 = "mcp23016"
MCP23016_PIN_SCHEMA = pins.gpio_base_schema(
MCP23016GPIOPin,
cv.int_range(min=0, max=15),
modes=[CONF_INPUT, CONF_OUTPUT],
mode_validator=validate_mode,
invertable=True,
).extend(
{
cv.Required(CONF_MCP23016): cv.use_id(MCP23016),
}
)
@pins.PIN_SCHEMA_REGISTRY.register(CONF_MCP23016, MCP23016_PIN_SCHEMA)
async def mcp23016_pin_to_code(config):
var = cg.new_Pvariable(config[CONF_ID])
parent = await cg.get_variable(config[CONF_MCP23016])
cg.add(var.set_parent(parent))
num = config[CONF_NUMBER]
cg.add(var.set_pin(num))
cg.add(var.set_inverted(config[CONF_INVERTED]))
cg.add(var.set_flags(pins.gpio_flags_expr(config[CONF_MODE])))
return var