Register And Their Functions - Xinje XD Series User Manual

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
S3 Sampling time
S3+2 Mode setting
Description
Whatever it is manual or auto
mode, all needs to set
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
278
Memo
32 bits without sign,
Unit ms