Mitsubishi Electric MELSEC-Q Series - Page 584

APP - 93
APPENDICES
c) "Servo parameter write/read" device
Store the value in the following special registers to change or display
the servo parameter.
No. Name Meaning Details Set by
SD552
Servo parameter
write/read request
Servo parameter
read value
• The read value (low 1 word) of servo parameter
which executed "4: 2 word read request" in SD804 is
stored.
System
(At read
request)
SD553
• The read value (high 1 word) of servo parameter
which executed "4: 2 word read request" in SD804 is
stored.
SD804
(Note-1)
Servo parameter
write/read request
flag
• The "write/read request" is executed after setting of
the axis No. and servo parameter No.
3: 2 word write request
4: 2 word read request
• "0" is automatically set by Motion CPU after
completion of servo parameter write/read request.
("-1" is stored by Motion CPU at write/read error.)
User/
System
SD805 Axis No.
• The axis No. to write/read servo parameter is stored.
Q173DSCPU: 1 to 32
Q172DSCPU: 1 to 16
User
SD806
Servo parameter
No.
• The servo parameter No. to be written/read is stored
in hexadecimal.
H
Parameter group No.
0: Group 0 5: Group 5
1: Group 1 6: Group 6
2: Group 2 7: Group 7
3: Group 3 8: Group 8
4: Group 4 9: Group 9
Parameter No.
SD808
Servo parameter
setting value
(2 word)
• The setting value of servo parameter to be written is
stored when "3: 2 word write request" is set in
SD804.
SD809
(Note-1): Do not execute the automatic refresh.