Is the fact that the communication from a length of 03, address start bit instructions for 05, because this is a variable length, IF I can only think of use to judge how long is then read:
If the length=03,
Register address 05=01
Pray god help

CodePudding user response:

Support with the if

CodePudding user response:

No, is a variable length, IF I just write, send next time may be 07.08.09 what of, I can't all written in the IF,

CodePudding user response:

Oh! I thought of, this
Length of data (plastic)=register
So the opposite