27、树莓派传感器测量与应用全解析

最新推荐文章于 2025-09-11 13:56:35 发布

rain6

最新推荐文章于 2025-09-11 13:56:35 发布

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分类专栏：树莓派实战指南文章标签：树莓派传感器测量 PlantMonitor

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树莓派传感器测量与应用全解析

1. 植物监测程序

1.1 程序代码

import threading
import time
from guizero import App, Text
from plant_monitor import PlantMonitor
pm = PlantMonitor()
app = App(title="Plant Monitor", width=550, height=300, layout="grid")

def update_readings(): # update fields with new temp and eCO2 readings
    while True:
        wetness_field.value = str(pm.get_wetness())
        temp_c_field.value = str(pm.get_temp())
        humidity_field.value = str(pm.get_humidity())
        time.sleep(2)

t1 = threading.Thread(target=update_readings)
# define the user interface
Text(app, text="Wetness (%)", grid=[0,0], size=20)
wetness_field = Text(app, text="-", grid=[1,0], size=100)
Text(app, text="Temp (C)", grid=[0,1], size=20)
temp_c_fie