def turnonLED(mmr):
# To identify whether this device is communicated or not, LED works
pattern = LedPattern(repeat_count=Const.LED_REPEAT_INDEFINITELY)
libmetawear.mbl_mw_led_load_preset_pattern(byref(pattern), LedPreset.BLINK)
libmetawear.mbl_mw_led_write_pattern(mmr.device.board, byref(pattern),
LedColor.GREEN)
libmetawear.mbl_mw_led_play(mmr.device.board)
def set_led_color(self, mw_mac, led_color, position):
device = MetaWear(mw_mac)
i = 0
connected = False
while i < 3 and not connected:
try:
device.connect()
connected = True
self.mw_devices.append(device)
self.mw_positions[mw_mac] = position
print "Connected to %s" % mw_mac
except:
i = i + 1
print "Connection to %s failed. Retrying..." % mw_mac
if not connected:
print "Error connecting to %s" % mw_mac
return
pattern = LedPattern(repeat_count=Const.LED_REPEAT_INDEFINITELY)
libmetawear.mbl_mw_led_load_preset_pattern(byref(pattern),
LedPreset.SOLID)
libmetawear.mbl_mw_led_write_pattern(device.board, byref(pattern),
led_color)
libmetawear.mbl_mw_led_play(device.board)
def led_on(self, color, duration, clear=True):
if (self.led):
pattern = LedPattern(repeat_count=Const.LED_REPEAT_INDEFINITELY)
libmetawear.mbl_mw_led_load_preset_pattern(byref(pattern),
LedPreset.SOLID)
libmetawear.mbl_mw_led_write_pattern(self.device.board,
byref(pattern), color)
libmetawear.mbl_mw_led_play(self.device.board)
time.sleep(duration)
if clear: libmetawear.mbl_mw_led_stop_and_clear(self.device.board)
def led_red(mac):
global states
for s in states:
if s.device.address == mac:
pattern = LedPattern(repeat_count=Const.LED_REPEAT_INDEFINITELY)
libmetawear.mbl_mw_led_load_preset_pattern(byref(pattern),
LedPreset.PULSE)
libmetawear.mbl_mw_led_write_pattern(s.device.board,
byref(pattern), LedColor.RED)
libmetawear.mbl_mw_led_play(s.device.board)
sleep(2.0)
libmetawear.mbl_mw_led_stop_and_clear(s.device.board)
def setup(self):
# s represents a device's MAC address
for s in self.states:
# Device configuration
print("Configuring device...")
# Not sure what these parameters are for, but they're synchronized with the rest of the settings.
libmetawear.mbl_mw_settings_set_connection_parameters(
s.device.board, 7.5, 7.5, 0, 6000)
# Acceleration
libmetawear.mbl_mw_acc_set_odr(s.device.board,
25.0) # 25 Hz data collection rate
libmetawear.mbl_mw_acc_set_range(s.device.board, 16.0) # Unsure
libmetawear.mbl_mw_acc_write_acceleration_config(
s.device.board) # Save to the board's configuration
signal_acceleration = libmetawear.mbl_mw_acc_get_acceleration_data_signal(
s.device.board)
libmetawear.mbl_mw_datasignal_subscribe(signal_acceleration,
s.callback_accel)
libmetawear.mbl_mw_acc_enable_acceleration_sampling(s.device.board)
# Gyrometer
libmetawear.mbl_mw_gyro_bmi160_set_odr(s.device.board,
6) # 6 is index for 25 Hz
libmetawear.mbl_mw_gyro_bmi160_write_config(s.device.board)
signal_gyro = libmetawear.mbl_mw_gyro_bmi160_get_rotation_data_signal(
s.device.board)
libmetawear.mbl_mw_datasignal_subscribe(signal_gyro,
s.callback_gyro)
libmetawear.mbl_mw_gyro_bmi160_enable_rotation_sampling(
s.device.board)
# Magnometer
libmetawear.mbl_mw_mag_bmm150_configure(s.device.board, 1, 1,
6) # 6 is index for 25 Hz
signal_mag = libmetawear.mbl_mw_mag_bmm150_get_b_field_data_signal(
s.device.board)
libmetawear.mbl_mw_datasignal_subscribe(signal_mag, s.callback_mag)
# Run LED - Stays green until IMUs / system starts with a pulse
pattern = LedPattern(repeat_count=Const.LED_REPEAT_INDEFINITELY)
libmetawear.mbl_mw_led_load_preset_pattern(byref(pattern),
LedPreset.SOLID)
libmetawear.mbl_mw_led_write_pattern(s.device.board,
byref(pattern),
LedColor.GREEN)
libmetawear.mbl_mw_led_play(s.device.board)
return
def main():
address = "D9:05:CD:93:E5:FC" #select_device()
print("start connecting ", address)
device = MetaWear(address)
device.connect()
print("Connected")
pattern = LedPattern(repeat_count=Const.LED_REPEAT_INDEFINITELY)
libmetawear.mbl_mw_led_load_preset_pattern(byref(pattern), LedPreset.SOLID)
libmetawear.mbl_mw_led_write_pattern(device.board, byref(pattern),
LedColor.GREEN)
libmetawear.mbl_mw_led_play(device.board)
sleep(5.0)
libmetawear.mbl_mw_led_stop_and_clear(device.board)
sleep(1.0)
device.disconnect()
sleep(1.0)
# usage: python led.py [mac]
from __future__ import print_function
from mbientlab.metawear import MetaWear, libmetawear
from mbientlab.metawear.cbindings import *
from time import sleep
from threading import Event
#import sys
#sys.argv[1]
#device = MetaWear("FB:81:71:31:92:7A")
device = MetaWear("C2:9B:59:07:56:C9")
device.connect()
print("Connected")
pattern = LedPattern(repeat_count=Const.LED_REPEAT_INDEFINITELY)
libmetawear.mbl_mw_led_load_preset_pattern(byref(pattern), LedPreset.SOLID)
libmetawear.mbl_mw_led_write_pattern(device.board, byref(pattern),
LedColor.GREEN)
libmetawear.mbl_mw_led_play(device.board)
sleep(5.0)
libmetawear.mbl_mw_led_stop_and_clear(device.board)
sleep(1.0)
device.disconnect()
sleep(1.0)
# Collecting GPIO and Switch Data
switch = libmetawear.mbl_mw_switch_get_state_data_signal(d.board)
GPIO = libmetawear.mbl_mw_gpio_get_analog_input_data_signal(d.board, 1, 0)
GPIO_logger = create_voidp(lambda fn: libmetawear.mbl_mw_datasignal_log(GPIO, None, fn), resource = "logger")
libmetawear.mbl_mw_datasignal_subscribe(switch, None, switch_callback)
timer = create_voidp(lambda fn: libmetawear.mbl_mw_timer_create_indefinite(d.board, 1000, 0, None, fn), resource = "timer", event = e) #sampling (ms)
libmetawear.mbl_mw_event_record_commands(timer)
libmetawear.mbl_mw_datasignal_read(GPIO)
libmetawear.mbl_mw_datasignal_read(switch)
create_voidp_int(lambda fn: libmetawear.mbl_mw_event_end_record(timer, None, fn), event = e)
# Logging Sensor Data
try:
libmetawear.mbl_mw_led_write_pattern(d.board, byref(Long), LedColor.GREEN)
libmetawear.mbl_mw_led_play(d.board)
sleep(1.0)
libmetawear.mbl_mw_led_stop_and_clear(d.board)
print("Start Logging")
libmetawear.mbl_mw_gpio_start_pin_monitoring(d.board, 1)
libmetawear.mbl_mw_logging_start(d.board, 0)
libmetawear.mbl_mw_timer_start(timer)
flag = True
# Indefinite Logging
while flag == True:
libmetawear.mbl_mw_logger_get_signal(GPIO)
libmetawear.mbl_mw_datasignal_read(switch)
if (len(switch_output) > 0):
libmetawear.mbl_mw_datasignal_subscribe(
dataSignal, None, s.callback
) #subscribes to a data stream, processing messages with the given handler
libmetawear.mbl_mw_acc_enable_acceleration_sampling(
s.device.board) #enables acceleration sampling
libmetawear.mbl_mw_acc_start(
s.device.board) #switches the accelerometer to active mode
print('Device ready')
print('\nConfiguring the software...')
#Turn on the LED during the measures
pattern = LedPattern(repeat_count=Const.LED_REPEAT_INDEFINITELY)
libmetawear.mbl_mw_led_load_preset_pattern(byref(pattern), LedPreset.SOLID)
libmetawear.mbl_mw_led_write_pattern(d.board, byref(pattern), LedColor.RED)
libmetawear.mbl_mw_led_play(d.board)
#___________________________________________
''' infinite loop used to run the application '''
root.mainloop()
#___________________________________________
''' Stop the device '''
#Turn of the LED at the end of the measures
libmetawear.mbl_mw_led_stop_and_clear(d.board)
#Stops the measures
for s in states:
