modbus poll exception error 18

根据提供的引用资料，引用中提到了Modbus协议通信异常，其中包括地址范围、数据异常、大小端存储问题以及异常处理原理。然而，关于"modbus poll exception error 18"的具体解释并未在引用资料中提及。因此，我无法给出关于该错误的详细信息。建议您查阅相关的Modbus Poll文档或官方指南，以获取有关该错误代码的详细解释和解决方法。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
- *1* *2* [Modbus Slave和Modbus Poll的使用说明](https://blog.csdn.net/yiyantangad/article/details/131431022)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
- *3* [Modbus协议通信异常](https://blog.csdn.net/Fu_Shi_rong/article/details/125573422)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v93^chatsearchT3_2"}}] [.reference_item style="max-width: 50%"]
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