Do modbus485 communications, in 430 the information period of storage for parameters, parameters are now written in the acquisition of other data, this kind of situation happened twice, and the other two are written by collecting data, so that when the modbus communication address is wrong, cannot communicate,
Board hasn't been broken life, here has two, because the battery not forget, I want to consult the information be erased about whether electricity,
Information section of the storage data is reasonable, or how to do it would be reasonable, senior experts, please answer,

CodePudding user response:

Don't sink, where is the master