26年WP测控技术与仪器 基于树莓派的无人船控制系统设计与实现2.54-AI4.84_附录1全日(763字).docxVIP专享VIP免费

1附录主程序代码如下：import RPi.GPIO as GPIOimport timeimport smbus2import threading# ===================== 引脚定义 =====================TRIG = 17ECHO = 18BUZZER = 27LED_RED = 25LED_GREEN = 23# ===================== 雨量阈值 =====================RAIN_HEAVY = 50 # 大雨RAIN_MEDIUM = 100 # 中雨RAIN_LIGHT = 200 # 小雨# >200 无雨# ===================== I2C =====================PCF8591_ADDR = 0x48A0_CHANNEL = 0x40I2C_BUS = 1bus = None# ===================== 全局状态 ==============...