add circuitpython code

6 files changed, 385 insertions, 0 deletions

diff --git a/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_consumer_control_brightness.py b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_consumer_control_brightness.py
new file mode 100644
index 0000000..1cf922c
--- /dev/null
+++ b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_consumer_control_brightness.py
@@ -0,0 +1,32 @@
+# SPDX-FileCopyrightText: 2021 Tim C for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+import time
+import board
+import digitalio
+import usb_hid
+from adafruit_hid.consumer_control import ConsumerControl
+from adafruit_hid.consumer_control_code import ConsumerControlCode
+
+cc = ConsumerControl(usb_hid.devices)
+
+# define buttons. these can be any physical switches/buttons, but the values
+# here work out-of-the-box with a FunHouse UP and DOWN buttons.
+button_up = digitalio.DigitalInOut(board.BUTTON_UP)
+button_up.switch_to_input(pull=digitalio.Pull.DOWN)
+
+button_down = digitalio.DigitalInOut(board.BUTTON_DOWN)
+button_down.switch_to_input(pull=digitalio.Pull.DOWN)
+
+while True:
+    if button_up.value:
+        print("Button up pressed!")
+        # send brightness up button press
+        cc.send(ConsumerControlCode.BRIGHTNESS_INCREMENT)
+
+    if button_down.value:
+        print("Button down pressed!")
+        # send brightness down button press
+        cc.send(ConsumerControlCode.BRIGHTNESS_DECREMENT)
+
+    time.sleep(0.1)
diff --git a/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_gamepad.py b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_gamepad.py
new file mode 100644
index 0000000..01a9653
--- /dev/null
+++ b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_gamepad.py
@@ -0,0 +1,157 @@
+# SPDX-FileCopyrightText: 2018 Dan Halbert for Adafruit Industries
+#
+# SPDX-License-Identifier: MIT
+
+"""
+`Gamepad`
+====================================================
+
+* Author(s): Dan Halbert
+"""
+
+import struct
+import time
+
+from adafruit_hid import find_device
+
+
+class Gamepad:
+    """Emulate a generic gamepad controller with 16 buttons,
+    numbered 1-16, and two joysticks, one controlling
+    ``x` and ``y`` values, and the other controlling ``z`` and
+    ``r_z`` (z rotation or ``Rz``) values.
+
+    The joystick values could be interpreted
+    differently by the receiving program: those are just the names used here.
+    The joystick values are in the range -127 to 127."""
+
+    def __init__(self, devices):
+        """Create a Gamepad object that will send USB gamepad HID reports.
+
+        Devices can be a list of devices that includes a gamepad device or a gamepad device
+        itself. A device is any object that implements ``send_report()``, ``usage_page`` and
+        ``usage``.
+        """
+        self._gamepad_device = find_device(devices, usage_page=0x1, usage=0x05)
+
+        # Reuse this bytearray to send mouse reports.
+        # Typically controllers start numbering buttons at 1 rather than 0.
+        # report[0] buttons 1-8 (LSB is button 1)
+        # report[1] buttons 9-16
+        # report[2] joystick 0 x: -127 to 127
+        # report[3] joystick 0 y: -127 to 127
+        # report[4] joystick 1 x: -127 to 127
+        # report[5] joystick 1 y: -127 to 127
+        self._report = bytearray(6)
+
+        # Remember the last report as well, so we can avoid sending
+        # duplicate reports.
+        self._last_report = bytearray(6)
+
+        # Store settings separately before putting into report. Saves code
+        # especially for buttons.
+        self._buttons_state = 0
+        self._joy_x = 0
+        self._joy_y = 0
+        self._joy_z = 0
+        self._joy_r_z = 0
+
+        # Send an initial report to test if HID device is ready.
+        # If not, wait a bit and try once more.
+        try:
+            self.reset_all()
+        except OSError:
+            time.sleep(1)
+            self.reset_all()
+
+    def press_buttons(self, *buttons):
+        """Press and hold the given buttons."""
+        for button in buttons:
+            self._buttons_state |= 1 << self._validate_button_number(button) - 1
+        self._send()
+
+    def release_buttons(self, *buttons):
+        """Release the given buttons."""
+        for button in buttons:
+            self._buttons_state &= ~(1 << self._validate_button_number(button) - 1)
+        self._send()
+
+    def release_all_buttons(self):
+        """Release all the buttons."""
+
+        self._buttons_state = 0
+        self._send()
+
+    def click_buttons(self, *buttons):
+        """Press and release the given buttons."""
+        self.press_buttons(*buttons)
+        self.release_buttons(*buttons)
+
+    def move_joysticks(self, x=None, y=None, z=None, r_z=None):
+        """Set and send the given joystick values.
+        The joysticks will remain set with the given values until changed
+
+        One joystick provides ``x`` and ``y`` values,
+        and the other provides ``z`` and ``r_z`` (z rotation).
+        Any values left as ``None`` will not be changed.
+
+        All values must be in the range -127 to 127 inclusive.
+
+        Examples::
+
+            # Change x and y values only.
+            gp.move_joysticks(x=100, y=-50)
+
+            # Reset all joystick values to center position.
+            gp.move_joysticks(0, 0, 0, 0)
+        """
+        if x is not None:
+            self._joy_x = self._validate_joystick_value(x)
+        if y is not None:
+            self._joy_y = self._validate_joystick_value(y)
+        if z is not None:
+            self._joy_z = self._validate_joystick_value(z)
+        if r_z is not None:
+            self._joy_r_z = self._validate_joystick_value(r_z)
+        self._send()
+
+    def reset_all(self):
+        """Release all buttons and set joysticks to zero."""
+        self._buttons_state = 0
+        self._joy_x = 0
+        self._joy_y = 0
+        self._joy_z = 0
+        self._joy_r_z = 0
+        self._send(always=True)
+
+    def _send(self, always=False):
+        """Send a report with all the existing settings.
+        If ``always`` is ``False`` (the default), send only if there have been changes.
+        """
+        struct.pack_into(
+            "<Hbbbb",
+            self._report,
+            0,
+            self._buttons_state,
+            self._joy_x,
+            self._joy_y,
+            self._joy_z,
+            self._joy_r_z,
+        )
+
+        if always or self._last_report != self._report:
+            self._gamepad_device.send_report(self._report)
+            # Remember what we sent, without allocating new storage.
+            self._last_report[:] = self._report
+
+    @staticmethod
+    def _validate_button_number(button):
+        if not 1 <= button <= 16:
+            raise ValueError("Button number must in range 1 to 16")
+        return button
+
+    @staticmethod
+    def _validate_joystick_value(value):
+        if not -127 <= value <= 127:
+            raise ValueError("Joystick value must be in range -127 to 127")
+        return value
diff --git a/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_joywing_gamepad.py b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_joywing_gamepad.py
new file mode 100644
index 0000000..2473675
--- /dev/null
+++ b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_joywing_gamepad.py
@@ -0,0 +1,76 @@
+# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+# Use Joy FeatherWing to drive Gamepad.
+# https://www.adafruit.com/product/3632
+# https://learn.adafruit.com/joy-featherwing
+
+# You must add a gamepad HID device inside your boot.py file
+# in order to use this example.
+# See this Learn Guide for details:
+# https://learn.adafruit.com/customizing-usb-devices-in-circuitpython/hid-devices#custom-hid-devices-3096614-9
+
+import time
+
+import board
+import busio
+from micropython import const
+from adafruit_seesaw.seesaw import Seesaw
+import usb_hid
+from hid_gamepad import Gamepad
+
+
+def range_map(value, in_min, in_max, out_min, out_max):
+    return (value - in_min) * (out_max - out_min) // (in_max - in_min) + out_min
+
+
+BUTTON_RIGHT = const(6)
+BUTTON_DOWN = const(7)
+BUTTON_LEFT = const(9)
+BUTTON_UP = const(10)
+BUTTON_SEL = const(14)
+button_mask = const(
+    (1 << BUTTON_RIGHT)
+    | (1 << BUTTON_DOWN)
+    | (1 << BUTTON_LEFT)
+    | (1 << BUTTON_UP)
+    | (1 << BUTTON_SEL)
+)
+
+i2c = busio.I2C(board.SCL, board.SDA)
+
+ss = Seesaw(i2c)
+
+ss.pin_mode_bulk(button_mask, ss.INPUT_PULLUP)
+
+last_game_x = 0
+last_game_y = 0
+
+g = Gamepad(usb_hid.devices)
+
+while True:
+    x = ss.analog_read(2)
+    y = ss.analog_read(3)
+
+    game_x = range_map(x, 0, 1023, -127, 127)
+    game_y = range_map(y, 0, 1023, -127, 127)
+    if last_game_x != game_x or last_game_y != game_y:
+        last_game_x = game_x
+        last_game_y = game_y
+        print(game_x, game_y)
+        g.move_joysticks(x=game_x, y=game_y)
+
+    buttons = (BUTTON_RIGHT, BUTTON_DOWN, BUTTON_LEFT, BUTTON_UP, BUTTON_SEL)
+    button_state = [False] * len(buttons)
+    for i, button in enumerate(buttons):
+        buttons = ss.digital_read_bulk(button_mask)
+        if not (buttons & (1 << button) and not button_state[i]):
+            g.press_buttons(i + 1)
+            print("Press", i + 1)
+            button_state[i] = True
+        elif button_state[i]:
+            g.release_buttons(i + 1)
+            print("Release", i + 1)
+            button_state[i] = False
+
+    time.sleep(0.01)
diff --git a/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_keyboard_shortcuts.py b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_keyboard_shortcuts.py
new file mode 100644
index 0000000..8a25bd5
--- /dev/null
+++ b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_keyboard_shortcuts.py
@@ -0,0 +1,32 @@
+# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+import time
+import board
+import digitalio
+import usb_hid
+from adafruit_hid.keyboard import Keyboard
+from adafruit_hid.keycode import Keycode
+
+kbd = Keyboard(usb_hid.devices)
+
+# define buttons. these can be any physical switches/buttons, but the values
+# here work out-of-the-box with a CircuitPlayground Express' A and B buttons.
+swap = digitalio.DigitalInOut(board.D4)
+swap.direction = digitalio.Direction.INPUT
+swap.pull = digitalio.Pull.DOWN
+
+search = digitalio.DigitalInOut(board.D5)
+search.direction = digitalio.Direction.INPUT
+search.pull = digitalio.Pull.DOWN
+
+while True:
+    # press ALT+TAB to swap windows
+    if swap.value:
+        kbd.send(Keycode.ALT, Keycode.TAB)
+
+    # press CTRL+K, which in a web browser will open the search dialog
+    elif search.value:
+        kbd.send(Keycode.CONTROL, Keycode.K)
+
+    time.sleep(0.1)
diff --git a/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_simple_gamepad.py b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_simple_gamepad.py
new file mode 100644
index 0000000..614cc84
--- /dev/null
+++ b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_simple_gamepad.py
@@ -0,0 +1,57 @@
+# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+# You must add a gamepad HID device inside your boot.py file
+# in order to use this example.
+# See this Learn Guide for details:
+# https://learn.adafruit.com/customizing-usb-devices-in-circuitpython/hid-devices#custom-hid-devices-3096614-9
+
+import board
+import digitalio
+import analogio
+import usb_hid
+
+from hid_gamepad import Gamepad
+
+gp = Gamepad(usb_hid.devices)
+
+# Create some buttons. The physical buttons are connected
+# to ground on one side and these and these pins on the other.
+button_pins = (board.D2, board.D3, board.D4, board.D5)
+
+# Map the buttons to button numbers on the Gamepad.
+# gamepad_buttons[i] will send that button number when buttons[i]
+# is pushed.
+gamepad_buttons = (1, 2, 8, 15)
+
+buttons = [digitalio.DigitalInOut(pin) for pin in button_pins]
+for button in buttons:
+    button.direction = digitalio.Direction.INPUT
+    button.pull = digitalio.Pull.UP
+
+# Connect an analog two-axis joystick to A4 and A5.
+ax = analogio.AnalogIn(board.A4)
+ay = analogio.AnalogIn(board.A5)
+
+# Equivalent of Arduino's map() function.
+def range_map(x, in_min, in_max, out_min, out_max):
+    return (x - in_min) * (out_max - out_min) // (in_max - in_min) + out_min
+
+
+while True:
+    # Buttons are grounded when pressed (.value = False).
+    for i, button in enumerate(buttons):
+        gamepad_button_num = gamepad_buttons[i]
+        if button.value:
+            gp.release_buttons(gamepad_button_num)
+            print(" release", gamepad_button_num, end="")
+        else:
+            gp.press_buttons(gamepad_button_num)
+            print(" press", gamepad_button_num, end="")
+
+    # Convert range[0, 65535] to -127 to 127
+    gp.move_joysticks(
+        x=range_map(ax.value, 0, 65535, -127, 127),
+        y=range_map(ay.value, 0, 65535, -127, 127),
+    )
+    print(" x", ax.value, "y", ay.value)
diff --git a/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_simpletest.py b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_simpletest.py
new file mode 100644
index 0000000..3c5f651
--- /dev/null
+++ b/circuitpython/frozen/Adafruit_CircuitPython_HID/examples/hid_simpletest.py
@@ -0,0 +1,31 @@
+# SPDX-FileCopyrightText: 2021 ladyada for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
+import time
+import board
+import digitalio
+import usb_hid
+from adafruit_hid.mouse import Mouse
+
+mouse = Mouse(usb_hid.devices)
+
+# define buttons. these can be any physical switches/buttons, but the values
+# here work out-of-the-box with a CircuitPlayground Express' A and B buttons.
+up = digitalio.DigitalInOut(board.D4)
+up.direction = digitalio.Direction.INPUT
+up.pull = digitalio.Pull.DOWN
+
+down = digitalio.DigitalInOut(board.D5)
+down.direction = digitalio.Direction.INPUT
+down.pull = digitalio.Pull.DOWN
+
+while True:
+    # scroll up one unit (varies with host/OS)
+    if up.value:
+        mouse.move(wheel=1)
+
+    # scroll down one unit (varies with host/OS)
+    elif down.value:
+        mouse.move(wheel=-1)
+
+    time.sleep(0.1)