rename python test file names
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13 changed files with 109 additions and 57 deletions
67
controller/fw/embed/test/send_angle.py
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67
controller/fw/embed/test/send_angle.py
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from can.interface import Bus
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import can
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import struct
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import time
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import argparse
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# Константы
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CAN_INTERFACE = 'can0'
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DEVICE_ID = 0x27 # ID ADDR for servo
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REG_WRITE = 0x8
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REG_POS = 0x72 # MOTOR+ANGLE = 0x72
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def validate_crc16(data):
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# Calculate CRC16
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crc = 0xFFFF
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for byte in data:
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crc ^= byte
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for _ in range(8):
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if crc & 0x0001:
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crc = (crc >> 1) ^ 0xA001
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else:
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crc >>= 1
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return crc
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def send_target_angle(bus, target_angle):
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# ID and cmd
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arbitration_id = (DEVICE_ID << 4) | REG_WRITE
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id_bytes = list(arbitration_id.to_bytes(2, byteorder='little'))
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# cmd + parametrs
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data_write = [REG_POS] + list(struct.pack('<f', target_angle))
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full_data_for_crc = id_bytes + data_write
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crc = validate_crc16(full_data_for_crc)
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crc_bytes = list(crc.to_bytes(2, byteorder='little'))
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# Full packet
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packet = data_write + crc_bytes
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msg = can.Message(
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arbitration_id=arbitration_id,
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is_extended_id=False,
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data=packet
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)
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try:
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bus.send(msg)
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print(f"[Отправка] CAN ID: 0x{arbitration_id:03X}, Угол: {target_angle} rad, Данные: {list(msg.data)}")
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except can.CanError:
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print("Ошибка отправки сообщения")
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def main():
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parser = argparse.ArgumentParser(description="Отправка угла позиции по CAN.")
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parser.add_argument("--angle", type=float, required=True, help="Угол (в градусах)")
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args = parser.parse_args()
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# Инициализация CAN
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bus = Bus(channel=CAN_INTERFACE, bustype='socketcan')
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print("CAN шина инициализирована.")
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send_target_angle(bus, args.angle)
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bus.shutdown()
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if __name__ == '__main__':
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main()
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