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Create release v0.5.0
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import time | ||
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from serial import Serial | ||
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from pyshimmer import ShimmerBluetooth, DEFAULT_BAUDRATE, DataPacket | ||
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def stream_cb(pkt: DataPacket) -> None: | ||
print(f'Received new data packet: ') | ||
for chan in pkt.channels: | ||
print(f'channel: ' + str(chan)) | ||
print(f'value: ' + str(pkt[chan])) | ||
print('') | ||
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def main(args=None): | ||
serial = Serial('/dev/rfcomm42', DEFAULT_BAUDRATE) | ||
shim_dev = ShimmerBluetooth(serial) | ||
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shim_dev.initialize() | ||
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dev_name = shim_dev.get_device_name() | ||
print(f'My name is: {dev_name}') | ||
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info = shim_dev.get_firmware_version() | ||
print("- firmware: [" + str(info[0]) + "]") | ||
print("- version: [" + str(info[1].major) + "." + str(info[1].minor) + "." + str(info[1].rel) + "]") | ||
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shim_dev.add_stream_callback(stream_cb) | ||
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shim_dev.start_streaming() | ||
time.sleep(5.0) | ||
shim_dev.stop_streaming() | ||
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shim_dev.shutdown() | ||
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if __name__ == '__main__': | ||
main() |
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from serial import Serial | ||
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from pyshimmer import ShimmerDock, DEFAULT_BAUDRATE, fmt_hex | ||
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def main(args=None): | ||
serial = Serial('/dev/ttyECGdev', DEFAULT_BAUDRATE) | ||
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print(f'Connecting docker') | ||
shim_dock = ShimmerDock(serial) | ||
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mac = shim_dock.get_mac_address() | ||
print(f'Device MAC: {fmt_hex(mac)}') | ||
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shim_dock.close() | ||
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if __name__ == '__main__': | ||
main() |
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Original file line number | Diff line number | Diff line change |
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# pyshimmer - API for Shimmer sensor devices | ||
# Copyright (C) 2023 Lukas Magel, Manuel Fernandez-Carmona | ||
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# This program is free software: you can redistribute it and/or modify | ||
# it under the terms of the GNU General Public License as published by | ||
# the Free Software Foundation, either version 3 of the License, or | ||
# (at your option) any later version. | ||
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# This program is distributed in the hope that it will be useful, | ||
# but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
# GNU General Public License for more details. | ||
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# You should have received a copy of the GNU General Public License | ||
# along with this program. If not, see <https://www.gnu.org/licenses/>. | ||
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import struct | ||
from typing import List | ||
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from pyshimmer.util import fmt_hex | ||
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class AllCalibration: | ||
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def __init__(self, reg_bin: bytes): | ||
self._num_bytes = 84 | ||
self._sensor_bytes = 21 | ||
self._num_sensors = 4 | ||
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if len(reg_bin) < self._num_bytes: | ||
raise ValueError( | ||
f'All calibration data must have length {self._num_bytes}') | ||
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self._reg_bin = reg_bin | ||
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def __str__(self) -> str: | ||
def print_sensor(sens_num: int) -> str: | ||
return f'Sensor {sens_num + 1:2d}\n' + \ | ||
f'\tOffset bias: {self.get_offset_bias(sens_num)}\n' + \ | ||
f'\tSensitivity: {self.get_sensitivity(sens_num)}\n' + \ | ||
f'\tAlignment Matrix: {self.get_ali_mat(sens_num)}\n' | ||
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obj_str = f'' | ||
for i in range(0, self._num_sensors): | ||
obj_str += print_sensor(i) | ||
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reg_bin_str = fmt_hex(self._reg_bin) | ||
obj_str += f'Binary: {reg_bin_str}\n' | ||
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return obj_str | ||
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@property | ||
def binary(self): | ||
return self._reg_bin | ||
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def __eq__(self, other: "AllCalibration") -> bool: | ||
return self._reg_bin == other._reg_bin | ||
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def _check_sens_num(self, sens_num: int) -> None: | ||
if not 0 <= sens_num < (self._num_sensors): | ||
raise ValueError(f'Sensor num must be 0 to {self._num_sensors-1}') | ||
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def get_offset_bias(self, sens_num: int) -> List[int]: | ||
self._check_sens_num(sens_num) | ||
start_offset = sens_num * self._sensor_bytes | ||
end_offset = start_offset + 6 | ||
ans = list(struct.unpack( | ||
'>hhh', self._reg_bin[start_offset:end_offset])) | ||
return ans | ||
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def get_sensitivity(self, sens_num: int) -> List[int]: | ||
self._check_sens_num(sens_num) | ||
start_offset = sens_num * self._sensor_bytes + 6 | ||
end_offset = start_offset + 6 | ||
ans = list(struct.unpack( | ||
'>hhh', self._reg_bin[start_offset:end_offset])) | ||
return ans | ||
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def get_ali_mat(self, sens_num: int) -> List[int]: | ||
self._check_sens_num(sens_num) | ||
start_offset = sens_num * self._sensor_bytes + 12 | ||
end_offset = start_offset + 9 | ||
ans = list(struct.unpack( | ||
'>bbbbbbbbb', self._reg_bin[start_offset:end_offset])) | ||
return ans |
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