MOBY Commands
4-21
FC 56
J31069-D0155-U001-A0-7618
Acknowledgment data in the DIR command
The user data contained in the acknowledgment in the DIR command are written to
the address parameterized in the command.
The “length” parameter contains the actual length of the read directory data. The
structure of the directory data is stored in UDT 220.
Table 4-16
UDT 220 “MOBY FH directory”
Address
Name
Type
Commentary
0.0
STRUCT
+0.0
MDS_name
ARRAY [1..8]
Name of the MDS which was transferred for
FORMAT
*1.0
CHAR
+8.0
Checksum
WORD
Checksum automatically calculated and stored
in the system area of the MDS
+10.0
Free_space
DINT
Free memory space remaining on the MDS
+14.0
File
ARRAY [1..64]
One MDS has a maximum of 64 files.
*0.0
STRUCT
+0.0
File_name
ARRAY [1..8]
File name (8 ASCII characters)
*1.0
CHAR
+8.0
File_length_H
BYTE
MSB
Absolute file length
+9.0
File_length_I
BYTE
g
+10.0
File_length_L
BYTE
LSB (Least Significant
Byte of the file
length)
+11.0
Attribute
BYTE
File attribute (for meaning, see ATTRIB com-
mand)
=12.0
END_STRUCT
=782.0
END_STRUCT
Summary of Contents for MOBY FC 56
Page 12: ...Introduction 1 6 FC 56 J31069 D0155 U001 A0 7618 ...
Page 63: ...5 1 FC 56 J31069 D0155 U001 A0 7618 Sample Applications 5 ...
Page 80: ...Sample Applications 5 18 FC 56 J31069 D0155 U001 A0 7618 ...
Page 90: ...Entry Exit Check of an MDS in an SLG Field 6 10 FC 56 J31069 D0155 U001 A0 7618 ...
Page 94: ...System Configuration 7 4 FC 56 J31069 D0155 U001 A0 7618 ...
Page 100: ...Commissioning Guidelines 8 6 FC 56 J31069 D0155 U001 A0 7618 ...
Page 101: ...9 1 FC 56 J31069 D0155 U001 A0 7618 Error Messages and Trouble Shooting 9 ...
Page 152: ...Programming MOBY ASM on PROFIBUS DP V1 B 30 FC 56 J31069 D0155 U001 A0 7618 ...