diff --git a/docs/examples.rst b/docs/examples.rst index 06f3bf3..f2ea4da 100644 --- a/docs/examples.rst +++ b/docs/examples.rst @@ -33,3 +33,12 @@ The accelerometer can also be configured to detect taps. .. literalinclude:: ../examples/adxl34x_tap_detection_test.py :caption: examples/adxl34x_tap_detection_test.py :linenos: + +DisplayIO Simpletest +--------------------- + +This is a simple test for boards with built-in display. + +.. literalinclude:: ../examples/adxl34x_displayio_simpletest.py + :caption: examples/adxl34x_displayio_simpletest.py + :linenos: diff --git a/examples/adxl34x_displayio_simpletest.py b/examples/adxl34x_displayio_simpletest.py new file mode 100644 index 0000000..6326974 --- /dev/null +++ b/examples/adxl34x_displayio_simpletest.py @@ -0,0 +1,46 @@ +# SPDX-FileCopyrightText: 2024 Tim Cocks for Adafruit Industries +# SPDX-FileCopyrightText: 2024 Jose D. Montoya +# +# SPDX-License-Identifier: MIT +import time +import board +from adafruit_display_text.bitmap_label import Label +from terminalio import FONT +from displayio import Group +import adafruit_adxl34x + + +# create a main_group to hold anything we want to show on the display. +main_group = Group() + +i2c = board.I2C() # uses board.SCL and board.SDA +# i2c = board.STEMMA_I2C() # For using the built-in STEMMA QT connector on a microcontroller + +# For ADXL343 +accelerometer = adafruit_adxl34x.ADXL343(i2c) +# For ADXL345 +# accelerometer = adafruit_adxl34x.ADXL345(i2c) + +# Create a Label to show the readings. If you have a very small +# display you may need to change to scale=1. +display_output_label = Label(FONT, text="", scale=1) + +# place the label in the middle of the screen with anchored positioning +display_output_label.anchor_point = (0, 0) +display_output_label.anchored_position = (4, board.DISPLAY.height // 2) + +# add the label to the main_group +main_group.append(display_output_label) + +# set the main_group as the root_group of the built-in DISPLAY +board.DISPLAY.root_group = main_group + +# begin main loop +while True: + acc_x, acc_y, acc_z = accelerometer.acceleration + # Update the label.text property to change the text on the display + display_output_label.text = ( + f"x:{acc_x:.1f} m/s^2 y:{acc_y:.1f} m/s^2 z:{acc_z:.1f} m/s^2" + ) + # wait for a bit + time.sleep(1)