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[求助] 国产消防系统I/O模块通道为什么这么少? |
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点评
若消防系统总线真是基于modbus协议的,那么确实可以实现一个地址对应多个输入信号。看到样本上双输入输出也做成两个地址,我以为他们的协议无法实现呢。。难道是只认为调试人员只能分辨输入和输出?
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