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shared-bindings: Update DigitalIO.pull docs and validate that third (#188)

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state is None and not anything.

Fixes #187
This commit is contained in:
Scott Shawcroft 2017-08-22 12:41:04 -07:00 committed by Dan Halbert
parent 45a31b1c2a
commit f570b53d44
1 changed files with 4 additions and 1 deletions
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5
shared-bindings/digitalio/DigitalInOut.c
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@ -286,7 +286,8 @@ const mp_obj_property_t digitalio_digitalio_drive_mode_obj = {
//| .. attribute:: pull
//|
//| Get or set the pin pull.
//| Get or set the pin pull. Values may be `digitalio.Pull.UP`,
//| `digitalio.Pull.DOWN` or ``None``.
//|
//| :raises AttributeError: if the direction is ~`digitalio.Direction.OUTPUT`.
//|
@ -317,6 +318,8 @@ STATIC mp_obj_t digitalio_digitalinout_obj_set_pull(mp_obj_t self_in, mp_obj_t p
pull = PULL_UP;
} else if (pull_obj == &digitalio_pull_down_obj) {
pull = PULL_DOWN;
} else if (pull_obj != mp_const_none) {
mp_raise_ValueError("Unsupported pull value.");
}
common_hal_digitalio_digitalinout_set_pull(self, pull);
return mp_const_none;