modbus rtu 校验码
时间: 2023-08-01 10:08:49 浏览: 180
Modbus RTU使用16位的循环冗余校验码(CRC)来确保数据的完整性。主设备通过一个复杂的程序对数据进行“或”运算和移位运算来生成CRC值,接收设备则通过计算CRC值来检查数据的正确性。如果主设备和接收设备计算出的CRC值不一致,接收设备会要求重新传输信息。\[2\]
#### 引用[.reference_title]
- *1* *2* [【Modbus】 RTU CRC校验码计算方法](https://blog.csdn.net/u014234260/article/details/76986814)[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^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
- *3* [MODBUS三种通讯模式RTU,ASCII,TCP,功能码,RCR校验](https://blog.csdn.net/qq_38531460/article/details/109244940)[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^v91^insertT0,239^v3^insert_chatgpt"}} ] [.reference_item]
[ .reference_list ]