Xinje XD5 - Register and Their Functions

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Auto tune mode:
V3.2 and higher version software can choose auto tune mode: step response or critical
oscillation.
7-3-1．Register and their functions
PID control instruction’s relative parameters ID, please refer to the below table:
ID
Function
Description
Memo
S3
Sampling time
Whatever it is manual or auto
mode, all needs to set
32 bits without sign,
Unit ms
S3+2
Mode setting
bit0：0：negative action;
1：positive action
bit1～bit6 not usable
bit7：
0：manual PID;
1：auto tune PID
bit8：1：auto tune successful
flag
bit9～bit10：auto tune method
00：step response
01：critical oscillation