add circuitpython code

1 files changed, 76 insertions, 0 deletions

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)