B.2.2 ci commands – Festo Электромотор MTR-DCI User Manual
Page 265

B. Supplementary information
B-59
Festo P.BE-MTR-DCI-PB-EN en 1209a
B.2.2
CI commands
Caution
Loss of data.
The Command Interpreter (CI) contains commands which
reorganise or delete parts of the memory. Existing data is
destroyed in this process:
•
It is preferable to use the FCT or the control panel for
commissioning and parameterising.
•
Use the CI commands only in special cases which require
direct access to the controller.
•
Use CI commands only if you already know their effects
and if they are permitted for your MTR-DCI.
WRITE (W)
Write commands (W) transfer a value in the specified format
to the MTR-DCI. As a response, write commands will be re-
flected back exactly character by character from the MTR-DCI.
A checksum
READ (R)
Read commands (R) transfer a value from the MTR-DCI. The
response contains the value read. A checksum
inserted in front of the
All commands are entered as a character sequence without
any empty spaces. A hex character is a “char” character in
hex format.
Acc
1)
Command
Response
W
=IIIISS:
2)
=IIIISS:
R
?IIIISS
2)
=IIIISS:
1)
Access: W = write, R = read
2) With checksum checking enabled (object 20F3h):
W: =IIIISS:
Tab. B/10: Syntax of a CI command/response