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An autonomous vehicle platform by Pathfinder

Project description

Findee ๐Ÿš—

PyPI version Python License: MIT Downloads

Findee๋Š” Pathfinder์˜ ๋ผ์ฆˆ๋ฒ ๋ฆฌํŒŒ์ด ์ œ๋กœ 2 W ๊ธฐ๋ฐ˜์˜ ์ž์œจ์ฃผํ–‰ ์ฐจ๋Ÿ‰ ํ”Œ๋žซํผ์ž…๋‹ˆ๋‹ค. ๋ชจํ„ฐ ์ œ์–ด, ์นด๋ฉ”๋ผ, ์ดˆ์ŒํŒŒ ์„ผ์„œ๋ฅผ ํ†ตํ•ฉํ•˜์—ฌ ๋กœ๋ณดํ‹ฑ์Šค ํ”„๋กœ์ ํŠธ๋ฅผ ์‰ฝ๊ฒŒ ๊ตฌํ˜„ํ•  ์ˆ˜ ์žˆ๋„๋ก ๋„์™€์ค๋‹ˆ๋‹ค.

โœจ ์ฃผ์š” ๊ธฐ๋Šฅ

  • ๐Ÿš— ๋ชจํ„ฐ ์ œ์–ด: DC ๋ชจํ„ฐ๋ฅผ ์ด์šฉํ•œ ์ „์ง„, ํ›„์ง„, ํšŒ์ „ ์ œ์–ด
  • ๐Ÿ“ท ์นด๋ฉ”๋ผ: Picamera2๋ฅผ ์ด์šฉํ•œ ์‹ค์‹œ๊ฐ„ ์˜์ƒ ์ฒ˜๋ฆฌ
  • ๐Ÿ“ก ์ดˆ์ŒํŒŒ ์„ผ์„œ: ๊ฑฐ๋ฆฌ ์ธก์ • ๋ฐ ์žฅ์• ๋ฌผ ๊ฐ์ง€
  • ๐ŸŽฏ ํ†ตํ•ฉ ํ”Œ๋žซํผ: ํ•˜๋‚˜์˜ ํด๋ž˜์Šค๋กœ ๋ชจ๋“  ํ•˜๋“œ์›จ์–ด ์ œ์–ด

๐Ÿ”ง ํ•˜๋“œ์›จ์–ด ์š”๊ตฌ์‚ฌํ•ญ

์‚ฌ์šฉ ํ•˜๋“œ์›จ์–ด

  • ๋ผ์ฆˆ๋ฒ ๋ฆฌํŒŒ์ด ์ œ๋กœ 2 W
  • ๋ผ์ฆˆ๋ฒ ๋ฆฌํŒŒ์ด ์นด๋ฉ”๋ผ ๋ชจ๋“ˆ V2 ๋˜๋Š” ํ˜ธํ™˜ ์นด๋ฉ”๋ผ
  • DC ๋ชจํ„ฐ 2๊ฐœ (๋ฐ”ํ€ด์šฉ)
  • L298N ๋ชจํ„ฐ ๋“œ๋ผ์ด๋ฒ„
  • HC-SR04 ์ดˆ์ŒํŒŒ ์„ผ์„œ
  • ์ ํผ ์™€์ด์–ด ๋ฐ ๋ธŒ๋ ˆ๋“œ๋ณด๋“œ

๐Ÿ“ฆ ์„ค์น˜ ๋ฐฉ๋ฒ•

1. ๊ธฐ๋ณธ ์„ค์น˜

pip install findee

1-1. ์—…๋ฐ์ดํŠธ

pip install --upgrade findee

2. ํ•„์ˆ˜ ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ ์„ค์น˜

pip install opencv-python RPi.GPIO picamera2

๐Ÿš€ ์‚ฌ์šฉ๋ฒ•

1. ๊ธฐ๋ณธ ์˜ˆ์ œ

from findee import Findee

# Findee ๊ฐ์ฒด ์ƒ์„ฑ
robot = Findee()

try:
    # 2์ดˆ๊ฐ„ ์ „์ง„
    robot.motor.move_forward(50)
    time.sleep(2)

    # 1์ดˆ๊ฐ„ ์šฐํšŒ์ „
    robot.motor.turn_right(30)
    time.sleep(1)

    # ์ •์ง€
    robot.motor.stop()

    # ๊ฑฐ๋ฆฌ ์ธก์ •
    distance = robot.ultrasonic.get_distance()
    print(f"๊ฑฐ๋ฆฌ: {distance}cm")

    # ์นด๋ฉ”๋ผ ํ”„๋ ˆ์ž„ ์บก์ฒ˜
    frame = robot.camera.get_frame()
    print(f"ํ”„๋ ˆ์ž„ ํฌ๊ธฐ: {frame.shape}")

finally:
    # ๋ฆฌ์†Œ์Šค ์ •๋ฆฌ
    robot.motor.cleanup()

2. ์ž์œจ์ฃผํ–‰ ์˜ˆ์ œ

import time
from findee import Findee

def autonomous_drive():
    robot = Findee()

    try:
        while True:
            # ๊ฑฐ๋ฆฌ ์ธก์ •
            distance = robot.ultrasonic.get_distance()

            if distance is None:
                print("์„ผ์„œ ์˜ค๋ฅ˜")
                continue

            if distance > 20:  # 20cm ์ด์ƒ์ด๋ฉด ์ „์ง„
                robot.motor.move_forward(40)
            elif distance > 10:  # 10-20cm๋ฉด ์ฒœ์ฒœํžˆ
                robot.motor.move_forward(20)
            else:  # 10cm ์ดํ•˜๋ฉด ํšŒ์ „
                robot.motor.turn_right(30)
                time.sleep(0.5)
                robot.motor.stop()

            time.sleep(0.1)

    except KeyboardInterrupt:
        print("ํ”„๋กœ๊ทธ๋žจ ์ข…๋ฃŒ")
    finally:
        robot.motor.cleanup()

if __name__ == "__main__":
    autonomous_drive()

๐Ÿ“– API ๋ฌธ์„œ

1. Findee ํด๋ž˜์Šค

๋ฉ”์ธ ํด๋ž˜์Šค๋กœ ๋ชจ๋“  ํ•˜๋“œ์›จ์–ด ๊ตฌ์„ฑ์š”์†Œ์— ์ ‘๊ทผํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

robot = Findee()
robot.motor      # Motor ํด๋ž˜์Šค ์ธ์Šคํ„ด์Šค
robot.camera     # Camera ํด๋ž˜์Šค ์ธ์Šคํ„ด์Šค
robot.ultrasonic # Ultrasonic ํด๋ž˜์Šค ์ธ์Šคํ„ด์Šค

2. Motor ํด๋ž˜์Šค

DC ๋ชจํ„ฐ ์ œ์–ด๋ฅผ ๋‹ด๋‹นํ•ฉ๋‹ˆ๋‹ค.

๊ธฐ๋ณธ ์ œ์–ด

  • move_forward(speed): ์ „์ง„ (speed: 20-100)
  • move_backward(speed): ํ›„์ง„ (speed: 20-100)
  • turn_left(speed): ์ œ์ž๋ฆฌ ์ขŒํšŒ์ „ (speed: 20-100)
  • turn_right(speed): ์ œ์ž๋ฆฌ ์šฐํšŒ์ „ (speed: 20-100)
  • stop(): ์ •์ง€
  • cleanup(): GPIO ์ •๋ฆฌ

๊ณ ๊ธ‰ ์ œ์–ด

  • curve_left(speed, angle): ์ขŒํšŒ์ „ ์ปค๋ธŒ (angle: 0-60)
  • curve_right(speed, angle): ์šฐํšŒ์ „ ์ปค๋ธŒ(angle: 0-60)
  • control_motors(right, left): ๊ฐœ๋ณ„ ๋ชจํ„ฐ ์ œ์–ด (-100 ~ 100)

3. Camera ํด๋ž˜์Šค

๋ผ์ฆˆ๋ฒ ๋ฆฌํŒŒ์ด ์นด๋ฉ”๋ผ ์ œ์–ด๋ฅผ ๋‹ด๋‹นํ•ฉ๋‹ˆ๋‹ค.

  • get_frame(): ํ˜„์žฌ ํ”„๋ ˆ์ž„ ๋ฐ˜ํ™˜ (numpy array)
  • camera_test(): ์นด๋ฉ”๋ผ ์—ฐ๊ฒฐ ํ…Œ์ŠคํŠธ

4. Ultrasonic ํด๋ž˜์Šค

HC-SR04 ์ดˆ์ŒํŒŒ ์„ผ์„œ ์ œ์–ด๋ฅผ ๋‹ด๋‹นํ•ฉ๋‹ˆ๋‹ค.

  • get_distance(): ๊ฑฐ๋ฆฌ ์ธก์ • ๋ฐ˜ํ™˜ (cm, None if error)
  • ์ธก์ • ๋ฒ”์œ„: 2-400cm
  • ์ •ํ™•๋„: ยฑ1cm

์ด์Šˆ ๋ฆฌํฌํŠธ

๋ฒ„๊ทธ๋‚˜ ๊ธฐ๋Šฅ ์š”์ฒญ์€ GitHub Issues๋ฅผ ์ด์šฉํ•ด์ฃผ์„ธ์š”.

๐Ÿ“„ ๋ผ์ด์„ ์Šค

์ด ํ”„๋กœ์ ํŠธ๋Š” MIT ๋ผ์ด์„ ์Šค๋ฅผ ๋”ฐ๋ฆ…๋‹ˆ๋‹ค. ์ž์„ธํ•œ ๋‚ด์šฉ์€ LICENSE ํŒŒ์ผ์„ ์ฐธ์กฐํ•˜์„ธ์š”.

๐Ÿ‘ฅ ์ œ์ž‘์ž

  • Pathfinder - ์ดˆ๊ธฐ ๊ฐœ๋ฐœ - Comrid

๐Ÿ™ ๊ฐ์‚ฌ์˜ ๋ง

  • ๋ผ์ฆˆ๋ฒ ๋ฆฌํŒŒ์ด ์žฌ๋‹จ์˜ ํ›Œ๋ฅญํ•œ ํ•˜๋“œ์›จ์–ด
  • ์˜คํ”ˆ์†Œ์Šค ์ปค๋ฎค๋‹ˆํ‹ฐ์˜ ์ง€์›

์ฆ๊ฑฐ์šด ๋กœ๋ณดํ‹ฑ์Šค ํ”„๋กœ์ ํŠธ ๋˜์„ธ์š”! ๐Ÿš€

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