580363b97c
Updating code with edits from Basecamp. Using map_range() for accelerometer to mouse movements rather than a bunch of if statements
104 lines
3.2 KiB
Python
104 lines
3.2 KiB
Python
import time
|
|
import board
|
|
import digitalio
|
|
import simpleio
|
|
import adafruit_lsm6ds.lsm6ds33
|
|
import adafruit_apds9960.apds9960
|
|
from adafruit_hid.mouse import Mouse
|
|
|
|
import adafruit_ble
|
|
from adafruit_ble.advertising import Advertisement
|
|
from adafruit_ble.advertising.standard import ProvideServicesAdvertisement
|
|
from adafruit_ble.services.standard.hid import HIDService
|
|
from adafruit_ble.services.standard.device_info import DeviceInfoService
|
|
|
|
# setup I2C
|
|
i2c = board.I2C()
|
|
|
|
# setup accelerometer
|
|
lsm6ds33 = adafruit_lsm6ds.lsm6ds33.LSM6DS33(i2c)
|
|
# setup proximity sensor
|
|
apds9960 = adafruit_apds9960.apds9960.APDS9960(i2c)
|
|
|
|
# enable proximity sensor
|
|
apds9960.enable_proximity = True
|
|
|
|
# setup for onboard button
|
|
click = digitalio.DigitalInOut(board.SWITCH)
|
|
click.direction = digitalio.Direction.INPUT
|
|
click.pull = digitalio.Pull.UP
|
|
|
|
# rounding algorhythm used for mouse movement
|
|
# as used in the HID mouse CircuitPython example
|
|
mouse_min = -9
|
|
mouse_max = 9
|
|
step = (mouse_max - mouse_min) / 20.0
|
|
|
|
def steps(axis):
|
|
return round((axis - mouse_min) / step)
|
|
|
|
# time.monotonic() variable
|
|
clock = 0
|
|
|
|
# variable for distance for proximity scrolling
|
|
distance = 245
|
|
|
|
# setup for HID and BLE
|
|
hid = HIDService()
|
|
|
|
device_info = DeviceInfoService(software_revision=adafruit_ble.__version__,
|
|
manufacturer="Adafruit Industries")
|
|
advertisement = ProvideServicesAdvertisement(hid)
|
|
advertisement.appearance = 961
|
|
scan_response = Advertisement()
|
|
scan_response.complete_name = "CircuitPython HID"
|
|
|
|
ble = adafruit_ble.BLERadio()
|
|
|
|
if not ble.connected:
|
|
print("advertising")
|
|
ble.start_advertising(advertisement, scan_response)
|
|
else:
|
|
print("already connected")
|
|
print(ble.connections)
|
|
|
|
# setup for mouse
|
|
mouse = Mouse(hid.devices)
|
|
|
|
while True:
|
|
while not ble.connected:
|
|
pass
|
|
while ble.connected:
|
|
# sets x and y values for accelerometer x and y values
|
|
# x and y are swapped for orientation of feather
|
|
y, x, z = lsm6ds33.acceleration
|
|
|
|
# map range of horizontal movement to mouse x movement
|
|
horizontal_mov = simpleio.map_range(steps(x), 1.0, 20.0, -15.0, 15.0)
|
|
# map range of vertical movement to mouse y movement
|
|
vertical_mov = simpleio.map_range(steps(y), 20.0, 1.0, -15.0, 15.0)
|
|
# map range of mouse y movement to scrolling
|
|
scroll_dir = simpleio.map_range(vertical_mov, -15.0, 15.0, 3.0, -3.0)
|
|
|
|
# if onboard button is pressed, sends left mouse click
|
|
if not click.value:
|
|
mouse.click(Mouse.LEFT_BUTTON)
|
|
time.sleep(0.2)
|
|
# if the proximity sensor is covered
|
|
# scroll the mouse
|
|
if apds9960.proximity > distance:
|
|
mouse.move(wheel=int(scroll_dir))
|
|
# otherwise move mouse cursor in x and y directions
|
|
else:
|
|
mouse.move(x=int(horizontal_mov))
|
|
mouse.move(y=int(vertical_mov))
|
|
|
|
# debugging print for x and y values
|
|
# time.monotonic() is used so that the
|
|
# code is not delayed with time.sleep
|
|
if (clock + 2) < time.monotonic():
|
|
print("x", steps(x))
|
|
print("y", steps(y))
|
|
clock = time.monotonic()
|
|
|
|
ble.start_advertising(advertisement)
|