写一篇智能小车控制代码
时间: 2023-09-12 11:08:44 浏览: 67
当然可以!以下是一个简单的智能小车控制代码示例:
```python
import RPi.GPIO as GPIO
import time
# 设置GPIO引脚
pin_left_forward = 17
pin_left_backward = 18
pin_right_forward = 27
pin_right_backward = 22
# 设置GPIO模式为BCM
GPIO.setmode(GPIO.BCM)
# 设置引脚为输出模式
GPIO.setup(pin_left_forward, GPIO.OUT)
GPIO.setup(pin_left_backward, GPIO.OUT)
GPIO.setup(pin_right_forward, GPIO.OUT)
GPIO.setup(pin_right_backward, GPIO.OUT)
# 前进函数
def forward():
GPIO.output(pin_left_forward, GPIO.HIGH)
GPIO.output(pin_left_backward, GPIO.LOW)
GPIO.output(pin_right_forward, GPIO.HIGH)
GPIO.output(pin_right_backward, GPIO.LOW)
# 后退函数
def backward():
GPIO.output(pin_left_forward, GPIO.LOW)
GPIO.output(pin_left_backward, GPIO.HIGH)
GPIO.output(pin_right_forward, GPIO.LOW)
GPIO.output(pin_right_backward, GPIO.HIGH)
# 左转函数
def turn_left():
GPIO.output(pin_left_forward, GPIO.LOW)
GPIO.output(pin_left_backward, GPIO.LOW)
GPIO.output(pin_right_forward, GPIO.HIGH)
GPIO.output(pin_right_backward, GPIO.LOW)
# 右转函数
def turn_right():
GPIO.output(pin_left_forward, GPIO.HIGH)
GPIO.output(pin_left_backward, GPIO.LOW)
GPIO.output(pin_right_forward, GPIO.LOW)
GPIO.output(pin_right_backward, GPIO.LOW)
# 停止函数
def stop():
GPIO.output(pin_left_forward, GPIO.LOW)
GPIO.output(pin_left_backward, GPIO.LOW)
GPIO.output(pin_right_forward, GPIO.LOW)
GPIO.output(pin_right_backward, GPIO.LOW)
# 主程序
if __name__ == '__main__':
try:
while True:
command = input("请输入指令:")
if command == 'w':
forward()
elif command == 's':
backward()
elif command == 'a':
turn_left()
elif command == 'd':
turn_right()
elif command == 'x':
stop()
else:
print("无效指令,请重新输入!")
except KeyboardInterrupt:
GPIO.cleanup()
```
请注意,此代码是基于树莓派(Raspberry Pi)和RPi.GPIO库的示例。你需要根据你的硬件和GPIO引脚配置进行适当的修改。这只是一个简单的示例,你可以根据你的需求进行更多的功能扩展和优化。记得在使用GPIO引脚之前,确保正确地安装了RPi.GPIO库。祝你好运!
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