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esphome/esphome/components/a4988/stepper.py
Otto Winter 6682c43dfa 🏗 Merge C++ into python codebase (#504)
## Description:

Move esphome-core codebase into esphome (and a bunch of other refactors). See https://github.com/esphome/feature-requests/issues/97

Yes this is a shit ton of work and no there's no way to automate it :( But it will be worth it 👍

Progress:
- Core support (file copy etc): 80%
- Base Abstractions (light, switch): ~50%
- Integrations: ~10%
- Working? Yes, (but only with ported components).

Other refactors:
- Moves all codegen related stuff into a single class: `esphome.codegen` (imported as `cg`)
- Rework coroutine syntax
- Move from `component/platform.py` to `domain/component.py` structure as with HA
- Move all defaults out of C++ and into config validation.
- Remove `make_...` helpers from Application class. Reason: Merge conflicts with every single new integration.
- Pointer Variables are stored globally instead of locally in setup(). Reason: stack size limit.

Future work:
- Rework const.py - Move all `CONF_...` into a conf class (usage `conf.UPDATE_INTERVAL` vs `CONF_UPDATE_INTERVAL`). Reason: Less convoluted import block
- Enable loading from `custom_components` folder.

**Related issue (if applicable):** https://github.com/esphome/feature-requests/issues/97

**Pull request in [esphome-docs](https://github.com/esphome/esphome-docs) with documentation (if applicable):** esphome/esphome-docs#<esphome-docs PR number goes here>

## Checklist:
  - [ ] The code change is tested and works locally.
  - [ ] Tests have been added to verify that the new code works (under `tests/` folder).

If user exposed functionality or configuration variables are added/changed:
  - [ ] Documentation added/updated in [esphomedocs](https://github.com/OttoWinter/esphomedocs).
2019-04-17 12:06:00 +02:00

29 lines
1.1 KiB
Python

from esphome import pins
from esphome.components import stepper
import esphome.config_validation as cv
import esphome.codegen as cg
from esphome.const import CONF_DIR_PIN, CONF_ID, CONF_SLEEP_PIN, CONF_STEP_PIN
a4988_ns = cg.esphome_ns.namespace('a4988')
A4988 = a4988_ns.class_('A4988', stepper.Stepper, cg.Component)
CONFIG_SCHEMA = stepper.STEPPER_SCHEMA.extend({
cv.Required(CONF_ID): cv.declare_variable_id(A4988),
cv.Required(CONF_STEP_PIN): pins.gpio_output_pin_schema,
cv.Required(CONF_DIR_PIN): pins.gpio_output_pin_schema,
cv.Optional(CONF_SLEEP_PIN): pins.gpio_output_pin_schema,
}).extend(cv.COMPONENT_SCHEMA)
def to_code(config):
step_pin = yield cg.gpio_pin_expression(config[CONF_STEP_PIN])
dir_pin = yield cg.gpio_pin_expression(config[CONF_DIR_PIN])
var = cg.new_Pvariable(config[CONF_ID], step_pin, dir_pin)
yield cg.register_component(var, config)
yield stepper.register_stepper(var, config)
if CONF_SLEEP_PIN in config:
sleep_pin = yield cg.gpio_pin_expression(config[CONF_SLEEP_PIN])
cg.add(var.set_sleep_pin(sleep_pin))