Fruit Jam CircuitPython examples

Fruit_Jam/Fruit_Jam_Examples/CircuitPython_Digital_Input/code.py

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+# SPDX-FileCopyrightText: 2022 Kattni Rembor for Adafruit Industries
+# SPDX-FileCopyrightText: 2025 Tim Cocks for Adafruit Industries
+# SPDX-License-Identifier: MIT
+"""
+CircuitPython Digital Input Example - Blinking an LED using the built-in button.
+"""
+import board
+import digitalio
+
+led = digitalio.DigitalInOut(board.LED)
+led.direction = digitalio.Direction.OUTPUT
+
+button = digitalio.DigitalInOut(board.BUTTON1)
+button.switch_to_input(pull=digitalio.Pull.UP)
+
+while True:
+    if not button.value:
+        led.value = False
+    else:
+        led.value = True

Fruit_Jam/Fruit_Jam_Examples/CircuitPython_HSTX_DVI/code.py

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+# SPDX-FileCopyrightText: 2025 Tim Cocks for Adafruit Industries
+# SPDX-FileCopyrightText: 2023 Liz Clark for Adafruit Industries
+# SPDX-FileCopyrightText: Adapted from Phil B.'s 16bit_hello Arduino Code
+#
+# SPDX-License-Identifier: MIT
+
+import gc
+import math
+from random import randint
+import time
+import displayio
+import vectorio
+import terminalio
+import supervisor
+import simpleio
+from adafruit_bitmap_font import bitmap_font
+from adafruit_display_text import label, wrap_text_to_lines
+from adafruit_display_shapes.rect import Rect
+from adafruit_display_shapes.circle import Circle
+from adafruit_display_shapes.roundrect import RoundRect
+from adafruit_display_shapes.triangle import Triangle
+from adafruit_display_shapes.line import Line
+
+display = supervisor.runtime.display
+
+bitmap = displayio.Bitmap(display.width, display.height, 3)
+
+red = 0xff0000
+yellow = 0xcccc00
+orange = 0xff5500
+blue = 0x0000ff
+pink = 0xff00ff
+purple = 0x5500ff
+white = 0xffffff
+green =  0x00ff00
+aqua = 0x125690
+
+palette = displayio.Palette(3)
+palette[0] = 0x000000 # black
+palette[1] = white
+palette[2] = yellow
+
+palette.make_transparent(0)
+
+tile_grid = displayio.TileGrid(bitmap, pixel_shader=palette)
+
+group = displayio.Group()
+
+def clean_up(group_name):
+    for _ in range(len(group_name)):
+        group_name.pop()
+    gc.collect()
+
+def show_shapes():
+    gc.collect()
+    cx = int(display.width / 2)
+    cy = int(display.height / 2)
+    minor = min(cx, cy)
+    pad = 5
+    size = minor - pad
+    half = int(size / 2)
+    rect = Rect(cx - minor, cy - minor, size, size, stroke = 1, fill=red, outline = red)
+    tri = Triangle(cx + pad, cy - pad, cx + pad + half, cy - minor,
+                   cx + minor - 1, cy - pad, fill=green, outline = green)
+    circ = Circle(cx - pad - half, cy + pad + half, half, fill=blue, stroke = 1, outline = blue)
+    rnd = RoundRect(cx + pad, cy + pad, size, size, int(size / 5), stroke = 1,
+                    fill=yellow, outline = yellow)
+
+    group.append(rect)
+    group.append(tri)
+    group.append(circ)
+    group.append(rnd)
+    rect.fill = None
+    tri.fill = None
+    circ.fill = None
+    rnd.fill = None
+
+    time.sleep(2)
+
+    rect.fill = red
+    tri.fill = green
+    circ.fill = blue
+    rnd.fill = yellow
+    time.sleep(2)
+    clean_up(group)
+    del rect
+    del tri
+    del circ
+    del rnd
+    gc.collect()
+
+def sine_chart():
+    gc.collect()
+    cx = int(display.width / 2)
+    cy = int(display.height / 2)
+    minor = min(cx, cy)
+    major = max(cx, cy)
+
+    group.append(Line(cx, 0, cx, display.height, blue)) # v
+    group.append(Line(0, cy, display.width, cy, blue)) # h
+
+    for i in range(10):
+        _n = simpleio.map_range(i, 0, 10, 0, major - 1)
+        n = int(_n)
+        group.append(Line(cx - n, cy - 5, cx - n, (cy - 5) + 11, blue)) # v
+        group.append(Line(cx + n, cy - 5, cx + n, (cy - 5) + 11, blue)) # v
+        group.append(Line(cx - 5, cy - n, (cx - 5) + 11, cy - n, blue)) # h
+        group.append(Line(cx - 5, cy + n, (cx - 5) + 11, cy + n, blue)) # h
+
+    for x in range(display.width):
+        y = cy - int(math.sin((x - cx) * 0.05) * float(minor * 0.5))
+        bitmap[x, y] = 1
+    group.append(tile_grid)
+    time.sleep(2)
+    clean_up(group)
+
+def widget0():
+    gc.collect()
+    data = [31, 42, 36, 58, 67, 88]
+    num_points = len(data)
+
+    text_area = label.Label(terminalio.FONT, text="Widget Sales", color=white)
+    text_area.anchor_point = (0.5, 0.0)
+    text_area.anchored_position = (display.width / 2, 3)
+    group.append(text_area)
+    for i in range(11):
+        _x = simpleio.map_range(i, 0, 10, 0, display.width - 1)
+        x = int(_x)
+        group.append(Line(x, 20, x, display.height, blue))
+        _y = simpleio.map_range(i, 0, 10, 20, display.height - 1)
+        y = int(_y)
+        group.append(Line(0, y, display.width, y, blue))
+    prev_x = 0
+    _prev_y = simpleio.map_range(data[0], 0, 100, display.height - 1, 20)
+    prev_y = int(_prev_y)
+    for i in range(1, num_points):
+        _new_x = simpleio.map_range(i, 0, num_points - 1, 0, display.width - 1)
+        new_x = int(_new_x)
+        _new_y = simpleio.map_range(data[i], 0, 100, display.height - 1, 20)
+        new_y = int(_new_y)
+        group.append(Line(prev_x, prev_y, new_x, new_y, aqua))
+        prev_x = new_x
+        prev_y = new_y
+
+    for i in range(num_points):
+        _x = simpleio.map_range(i, 0, num_points - 1, 0, display.width - 1)
+        x = int(_x)
+        _y = simpleio.map_range(data[i], 0, 100, display.height - 1, 20)
+        y = int(_y)
+        group.append(Circle(x, y, 5, fill=None, stroke = 2, outline = white))
+
+    time.sleep(2)
+    clean_up(group)
+
+def widget1():
+    gc.collect()
+    data = [31, 42, 36, 58, 67, 88]
+    num_points = len(data)
+    bar_width = int(display.width / num_points) - 4
+    x_mapped_w = display.width + 2
+    h_mapped_h = display.height + 20
+
+    text_area = label.Label(terminalio.FONT, text="Widget Sales", color=white)
+    text_area.anchor_point = (0.5, 0.0)
+    text_area.anchored_position = (display.width / 2, 3)
+    group.append(text_area)
+    for i in range(11):
+        _y = simpleio.map_range(i, 0, 10, 20, display.height - 1)
+        y = int(_y)
+        group.append(Line(0, y, display.width, y, blue))
+    for i in range(num_points):
+        _x = simpleio.map_range(i, 0, num_points, 0, x_mapped_w)
+        x = int(_x)
+        _height = simpleio.map_range(data[i], 0, 100, h_mapped_h, 0)
+        height = int(_height)
+        group.append(vectorio.Rectangle(pixel_shader=palette, width=bar_width,
+                     height=display.height + 1, x=x, y=height, color_index = 2))
+
+    time.sleep(2)
+    clean_up(group)
+
+def text_align():
+    gc.collect()
+    TEXT = "hello world"
+
+    text_area_top_left = label.Label(terminalio.FONT, text=TEXT, color=red)
+    text_area_top_left.anchor_point = (0.0, 0.0)
+    text_area_top_left.anchored_position = (0, 0)
+
+    text_area_top_middle = label.Label(terminalio.FONT, text=TEXT, color=orange)
+    text_area_top_middle.anchor_point = (0.5, 0.0)
+    text_area_top_middle.anchored_position = (display.width / 2, 0)
+
+    text_area_top_right = label.Label(terminalio.FONT, text=TEXT, color=yellow)
+    text_area_top_right.anchor_point = (1.0, 0.0)
+    text_area_top_right.anchored_position = (display.width, 0)
+
+    text_area_middle_left = label.Label(terminalio.FONT, text=TEXT, color=green)
+    text_area_middle_left.anchor_point = (0.0, 0.5)
+    text_area_middle_left.anchored_position = (0, display.height / 2)
+
+    text_area_middle_middle = label.Label(terminalio.FONT, text=TEXT, color=aqua)
+    text_area_middle_middle.anchor_point = (0.5, 0.5)
+    text_area_middle_middle.anchored_position = (display.width / 2, display.height / 2)
+
+    text_area_middle_right = label.Label(terminalio.FONT, text=TEXT, color=blue)
+    text_area_middle_right.anchor_point = (1.0, 0.5)
+    text_area_middle_right.anchored_position = (display.width, display.height / 2)
+
+    text_area_bottom_left = label.Label(terminalio.FONT, text=TEXT, color=purple)
+    text_area_bottom_left.anchor_point = (0.0, 1.0)
+    text_area_bottom_left.anchored_position = (0, display.height)
+
+    text_area_bottom_middle = label.Label(terminalio.FONT, text=TEXT, color=pink)
+    text_area_bottom_middle.anchor_point = (0.5, 1.0)
+    text_area_bottom_middle.anchored_position = (display.width / 2, display.height)
+
+    text_area_bottom_right = label.Label(terminalio.FONT, text=TEXT, color=white)
+    text_area_bottom_right.anchor_point = (1.0, 1.0)
+    text_area_bottom_right.anchored_position = (display.width, display.height)
+
+    group.append(text_area_top_middle)
+    group.append(text_area_top_left)
+    group.append(text_area_top_right)
+    group.append(text_area_middle_middle)
+    group.append(text_area_middle_left)
+    group.append(text_area_middle_right)
+    group.append(text_area_bottom_middle)
+    group.append(text_area_bottom_left)
+    group.append(text_area_bottom_right)
+
+    time.sleep(2)
+    clean_up(group)
+
+def custom_font():
+    gc.collect()
+    my_font = bitmap_font.load_font("/Helvetica-Bold-16.pcf")
+    text_sample = "The quick brown fox jumps over the lazy dog."
+    text_sample = "\n".join(wrap_text_to_lines(text_sample, 28))
+    text_area = label.Label(my_font, text="Custom Font", color=white)
+    text_area.anchor_point = (0.0, 0.0)
+    text_area.anchored_position = (0, 0)
+
+    sample_text = label.Label(my_font, text=text_sample)
+    sample_text.anchor_point = (0.5, 0.5)
+    sample_text.anchored_position = (display.width / 2, display.height / 2)
+
+    group.append(text_area)
+    group.append(sample_text)
+
+    time.sleep(2)
+    clean_up(group)
+
+    del my_font
+    gc.collect()
+
+def bitmap_example():
+    gc.collect()
+    blinka_bitmap = displayio.OnDiskBitmap("/blinka_computer.bmp")
+    blinka_grid = displayio.TileGrid(blinka_bitmap, pixel_shader=blinka_bitmap.pixel_shader)
+    gc.collect()
+    group.append(blinka_grid)
+
+    time.sleep(2)
+    clean_up(group)
+
+    del blinka_grid
+    del blinka_bitmap
+    gc.collect()
+
+def sensor_values():
+    gc.collect()
+    text_x = "X: %d" % randint(-25, 25)
+    text_y = "Y: %d" % randint(-25, 25)
+    text_z = "Z: %d" % randint(-25, 25)
+    x_text = label.Label(terminalio.FONT, text=text_x, color=red)
+    x_text.anchor_point = (0.0, 0.0)
+    x_text.anchored_position = (2, 0)
+    y_text = label.Label(terminalio.FONT, text=text_y, color=green)
+    y_text.anchor_point = (0.0, 0.0)
+    y_text.anchored_position = (2, 10)
+    z_text = label.Label(terminalio.FONT, text=text_z, color=blue)
+    z_text.anchor_point = (0.0, 0.0)
+    z_text.anchored_position = (2, 20)
+    group.append(x_text)
+    group.append(y_text)
+    group.append(z_text)
+
+    for i in range(40):
+        if i == 10:
+            group.scale = 2
+        elif i == 20:
+            group.scale = 3
+        elif i == 30:
+            group.scale = 4
+        x_text.text = "X: %d" % randint(-50, 50)
+        y_text.text = "Y: %d" % randint(-50, 50)
+        z_text.text = "Z: %d" % randint(-50, 50)
+        time.sleep(0.1)
+    time.sleep(0.1)
+    clean_up(group)
+    group.scale = 1
+
+display.root_group = group
+
+while True:
+    show_shapes()
+    sine_chart()
+    widget0()
+    widget1()
+    text_align()
+    custom_font()
+    bitmap_example()
+    sensor_values()