Siemens SIRIUS M200D Manual page 164

Appendix
A.1 Acyclic data transfer via CTT2
Response data in the receive buffer (error-free DS transfer)
Byte Master-dependent
content
q+0 Number of string
bytes
q+1 String byte 1
q+2 String byte 2
q+3 String byte 3
q+4 String byte 4
...
q+7 String byte 8
...
q+9 String byte 10
...
q+21 String byte 22
...
q+28 String byte 29
p = Start address of the send buffer in the DP master
q = Start address of the response buffer in the DP master
DS = Data set
xx = Variable content
Response data in the receive buffer (transfer with error)
Byte Master-dependent
content
q+0 Number of string
bytes
q+1 String byte 1
q+2 String byte 2
q+3 String byte 3
q+4 String byte 4
q = Start address of the response buffer in the DP master
DS = Data set
xx = Variable content
164
Value for Value for
DS 200 DS 201
"Diagnostics" "Measured
values"
10 (0A ) 8 (08
dec H dec H
82 (52 ) 82 (52
dec H dec
xx xx
xx xx
xx xx
xx xx
xx xx
xx —
xx —
— —
— —
— —
— —
Transfer with Transfer with error
error (CTT2_command not
(CTT2 error) supported)
02 02
dec dec
146 (92 ) 144 (90
dec H dec
xx 03 (03
dec
— —
— —
Value for Value for
DS 202 DS 203
"Statistical "Parameters"
data"
) 22 (16 ) 29
dec H dec
) 82 (52 ) 82
H dec H dec
xx xx
xx xx
xx xx
xx xx
xx xx
xx xx
xx xx
xx xx
xx xx
— xx
— xx
Transfer with
error
(DS error)
04
dec
) 146
H dec
) 00
H
xx
xx
Meaning
(1D ) = DS length + 1
H
(52 ) CTT2 code
H
DS byte 0
DS byte 1
DS byte 2
DS byte 6
DS byte 8
DS byte 20
DS byte 27
Meaning
= Number of subsequent
bytes
(92 ) = CTT2 response code
H
= Standard error
= DS error_H
= DS error_L
M200D AS-Interface Standard
Manual, 08/2014, A5E02548958A/RS-AA/004