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first.py
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from mbientlab.metawear import MetaWear, libmetawear, parse_value
from mbientlab.metawear.cbindings import *
from time import sleep, time
from threading import Event
from mbientlab.warble import *
import sys
import platform
import six
states = []
CC_main_address = None
CC_sec_address = None
def print_logo():
print(r" ____ _ _ ____ _ _ ___ ")
print(r" / ___| (_)_ __ / ___|___ __ _ ___| |__ / \ |_ _|")
print(r"| | | | | '_ \| | / _ \ / _` |/ __| '_ \ / _ \ | | ")
print(r"| |___| | | |_) | |__| (_) | (_| | (__| | | | / ___ \ | | ")
print(r" \____|_|_| .__/ \____\___/ \__,_|\___|_| |_| /_/ \_\___|")
print(r" |_| ")
print("ver 1.0")
class State:
def __init__(self, device):
self.device = device
self.samples = 0
self.accCallback = FnVoid_VoidP_DataP(self.acc_data_handler)
self.gyroCallback = FnVoid_VoidP_DataP(self.gyro_data_handler)
# acc callback function
def acc_data_handler(self, ctx, data):
self.acc_values = parse_value(data)
self.log_data()
#print(f"{self.device.address};ACC;{timestamp};{values})")
#self.samples+= 1
# gyro callback function
def gyro_data_handler(self, ctx, data):
self.gyro_values = parse_value(data)
self.log_data()
#print(f"{self.device.address};GYRO;{timestamp};{values})")
#print("GYRO: %s -> %s" % (self.device.address, parse_value(data)))
#self.samples+= 1
def log_data(self):
if self.gyro_values is not None and self.acc_values is not None:
timestamp = time()
log_entry = f"{self.device.address};{timestamp};{self.samples};ACC:{self.acc_values};GYRO:{self.gyro_values}"
print(log_entry) # Print or store the log entry
self.samples += 1
def scan_connect(CCType):
selection = -1
devices = None
while selection == -1:
print(f"Scanning for ClipCoach ({CCType}) device...")
devices = {}
def handler(result):
devices[result.mac] = result.name
BleScanner.set_handler(handler)
BleScanner.start()
sleep(10.0)
BleScanner.stop()
i = 0
for address, name in six.iteritems(devices):
print("[%d] %s (%s)" % (i, address, name))
i+= 1
msg = "Select your device (-1 to rescan): "
selection = int(raw_input(msg) if platform.python_version_tuple()[0] == '2'
else input(msg))
address = list(devices)[selection]
print("Connecting to %s..." % (address))
device = MetaWear(address)
device.connect()
libmetawear.mbl_mw_haptic_start_buzzer(device.board, 500)
sleep(0.8)
libmetawear.mbl_mw_haptic_start_buzzer(device.board, 500)
print("Connected to " + device.address)
states.append(State(device))
pattern= LedPattern(repeat_count= Const.LED_REPEAT_INDEFINITELY)
libmetawear.mbl_mw_led_load_preset_pattern(byref(pattern), LedPreset.SOLID)
if CCType=="main":
libmetawear.mbl_mw_led_write_pattern(device.board, byref(pattern), LedColor.GREEN)
else:
libmetawear.mbl_mw_led_write_pattern(device.board, byref(pattern), LedColor.RED)
libmetawear.mbl_mw_led_play(device.board)
sleep(5.0)
libmetawear.mbl_mw_led_stop_and_clear(device.board)
device.disconnect()
sleep(1)
return device.address
def add_states(address):
device = MetaWear(address)
states.append(State(device))
def start_streaming():
for s in states:
if s.device.address == CC_main_address:
print("Configuring main ClipCoach...")
else:
print("Configuring sec ClipCoach...")
#libmetawear.mbl_mw_settings_set_connection_parameters(s.device.board, 7.5, 7.5, 0, 6000)
#sleep(1.5)
print(f' ClipoCoach: {s.device.address}');
s.device.connect()
# config acc
libmetawear.mbl_mw_acc_set_odr(s.device.board, 50.0) # Set sampling rate to 50 Hz
libmetawear.mbl_mw_acc_set_range(s.device.board, 4.0) # Set range ±4g
libmetawear.mbl_mw_acc_write_acceleration_config(s.device.board)
acc = libmetawear.mbl_mw_acc_get_acceleration_data_signal(s.device.board)
libmetawear.mbl_mw_datasignal_subscribe(acc, None, s.accCallback)
libmetawear.mbl_mw_acc_enable_acceleration_sampling(s.device.board)
libmetawear.mbl_mw_acc_start(s.device.board)
# Configure Gyroscope
libmetawear.mbl_mw_gyro_bmi160_set_odr(s.device.board, GyroBoschOdr._50Hz)
libmetawear.mbl_mw_gyro_bmi160_set_range(s.device.board, GyroBoschRange._500dps)
libmetawear.mbl_mw_gyro_bmi160_write_config(s.device.board)
gyro = libmetawear.mbl_mw_gyro_bmi160_get_rotation_data_signal(s.device.board)
libmetawear.mbl_mw_datasignal_subscribe(gyro, None, s.gyroCallback)
libmetawear.mbl_mw_gyro_bmi160_enable_rotation_sampling(s.device.board)
libmetawear.mbl_mw_gyro_bmi160_start(s.device.board)
print("Streaming started...")
def stop_streaming():
for s in states:
libmetawear.mbl_mw_acc_stop(s.device.board)
libmetawear.mbl_mw_acc_disable_acceleration_sampling(s.device.board)
libmetawear.mbl_mw_gyro_bmi160_stop(s.device.board)
libmetawear.mbl_mw_gyro_bmi160_disable_rotation_sampling(s.device.board)
# unsubscribe gyro
gyro = libmetawear.mbl_mw_gyro_bmi160_get_rotation_data_signal(s.device.board)
libmetawear.mbl_mw_datasignal_unsubscribe(gyro)
acc = libmetawear.mbl_mw_acc_get_acceleration_data_signal(s.device.board)
libmetawear.mbl_mw_datasignal_unsubscribe(acc)
# disconnect
libmetawear.mbl_mw_debug_disconnect(s.device.board)
#signal = libmetawear.mbl_mw_acc_get_acceleration_data_signal(s.device.board)
#libmetawear.mbl_mw_datasignal_unsubscribe(signal)
#libmetawear.mbl_mw_debug_disconnect(s.device.board)
s.device.disconnect()
def main():
os.system('cls')
print_logo()
#CC_main_address = scan_connect("main")
#CC_sec_address = scan_connect("sec")
CC_main_address ='D3:2D:3E:01:8E:AF'
CC_sec_address = 'D4:A6:10:C2:43:C7'
print("Main device:" + CC_main_address)
add_states(CC_main_address) # todo ini-be a mac-ekkel
#print("Sec device:" + CC_sec_address)
#add_states(CC_sec_address) # todo ini-be a mac-ekkel
start_streaming()
sleep(5)
stop_streaming()
#TODO - Nem sikerül az object létrehozás "'write without resp async'"
# - Ha jön adat, akkor sensor fusion, illetve egyéb beállítás vizsgálata, zajszűrés stb.
# - A két eszköz egymáshoz szinkronizálása, timestamp? Egy adatsor kellene.
if __name__ == "__main__":
main()