搜索 - 科创

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草，真给我猜对了，传感器确实可以用PIR，有的传感器就是在PIR上面做的常用的传感器列表品牌型号封装MelexisMLX90614TO-39MLX90615TO-46MLX90640TO39MLX90...

HX711的引脚没有初始化scale.begin（LOADCELL_DOUT_PIN,LOADCELL_SCK_PIN）;再试试把传感器读取的数据放进一个long里面再打印给串口

Win32/GDI编程中的DPI 打开高DPI的方法与.NET的方法相同，所不同的是Win32编程中不需要手动引入GetModuleHandle和GetProcAddress两个WinAPI。获...

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