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MC724B-1++MC724B-1+MC724B-1
- 品牌:其他
- 规格:MC724B-1
- 材质:MC724B-1
- 产地:美国
- 更新时间:2014-09-10
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联系方式
吴金孝 先生
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MC724B-1
MC724B-1
MC724B-1
通讯使用的通讯协议,分为ASCII 通讯和16 进制通讯两类。PLC的通讯协议中大多数都是使用16 进制通讯。而且在串口通讯中,为了保证通讯的正确性、完整性,通常在通讯帧的尾部加上校验,常见的有和校验,异或校验,CRC 校验等等。
在通讯过程中,上位机的MCGS 监控软件调用PLC 驱动,根据具体协议,向PLC 设备发送寄存器的读写命令,并接收应答数据。
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