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Resolve #45: Ensure the display is awake after initialization #46

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Merged
merged 1 commit into from
May 3, 2023
Merged

Resolve #45: Ensure the display is awake after initialization #46

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9 changes: 6 additions & 3 deletions adafruit_macropad.py
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Original file line number Diff line number Diff line change
Expand Up @@ -93,6 +93,9 @@
ROTATED_KEYMAP_180 = (11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0)
ROTATED_KEYMAP_270 = (9, 6, 3, 0, 10, 7, 4, 1, 11, 8, 5, 2)

# See https://cdn-shop.adafruit.com/product-files/5228/5223-ds.pdf#page=13
_DISPLAY_SLEEP_COMMAND = 0xAE
_DISPLAY_WAKE_COMMAND = 0xAF

keycodes = Keycode
"""Module level Keycode class, to be changed when initing Macropad with a different language"""
Expand Down Expand Up @@ -290,6 +293,7 @@ def _keys_and_pixels(
if not isinstance(board.DISPLAY, type(None)):
self.display = board.DISPLAY
self.display.rotation = rotation
self.display.bus.send(_DISPLAY_WAKE_COMMAND, b"")
self._display_sleep = False

# Define audio:
Expand Down Expand Up @@ -340,11 +344,10 @@ def display_sleep(self) -> bool:
def display_sleep(self, sleep: bool) -> None:
if self._display_sleep == sleep:
return
# See https://cdn-shop.adafruit.com/product-files/5228/5223-ds.pdf#page=13
if sleep:
command = 0xAE
command = _DISPLAY_SLEEP_COMMAND
else:
command = 0xAF
command = _DISPLAY_WAKE_COMMAND
self.display.bus.send(command, b"")
self._display_sleep = sleep

Expand Down