初步测试OK
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@ -32,7 +32,6 @@ typedef enum {
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MODBUS_STATE_CONNECTING,
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MODBUS_STATE_SEND_QUERY,
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MODBUS_STATE_WAIT_RESPONSE,
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MODBUS_STATE_PROCESS_DATA,
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MODBUS_STATE_ERROR_RETRY
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} modbus_client_state_t;
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@ -47,4 +46,10 @@ void ModbusTCP_Client_Init(uint8_t sn);
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*/
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void ModbusTCP_Client_Task(void);
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/**
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* @brief 获取最新成功读取的 Modbus 寄存器值
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* @retval 16位寄存器值 (未读到时默认返回 0xFFFF)
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*/
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uint16_t ModbusTCP_Get_LastRegVal(void);
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#endif
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