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电子工程专辑
12月
ModbusRTU客户端及服务器端的编程与实验-RZMPU工业控制教程连载(43)
对于Modbus设备,怎么访问它们?它们的寄存器分别有什么功能?这在“点表”里描述,每个寄存器被称为一个“点”。 第33行:分配一个modbus_t结构体。 第39行:设置要访问的Modbus传感器地址。 第41行:打开串口设备。 第51行:读取2个AI寄存器。 第54行:打印 ...
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