Siemens SINUMERIK 840C - Manual (Page 618)

8 PLC Machine Data (PLC MD) 09.95
8.5 PLC MD for the operating system (system bits)
PLC MD Default values
6400 - 6431 0000 0001
6480 - 6511 0000 0001
6560 - 6563 1111 1111
6572 - 6575 1111 1111
These PLC MDs are internal system bits. The default values must not be
changed.
6068
DL 34
6069
DR 34
6070
DL 35
6071
DR 35
6072
DL 36
6073
DR 36
6074
DL 37
6075
DR 37
6076
DL 38
6077
DR 38
6078
DL 39
6079
DR 39
PLC performance (IA)
Byte No.
DB63
PLC MD
15 14 13 12 11 10 9 8
Edge for interrupt byte
1st DMP interface module 1st line, bits 0...7
Edge for interrupt byte
1st DMP interface module 2nd line, bits 0...7
Edge for interrupt byte
2nd DMP interface module 1) 1st line, bits 0...7
Edge for interrupt byte
2nd DMP interface module 1) 2nd line, bits 0...7
Edge for distributed interrupt byte
interface PLC/PLC 135WD Bits 0...7
Reserved
Bits 0...7
Enable for interrupt byte
1st DMP interface module 1st line, bits 0...7
Enable for interrupt byte
1st DMP interface module 2nd line, bits 0...7
Enable for interrupt byte
2nd DMP interface module 1) 1st line, bits 0...7
Enable for interrupt byte
2nd DMP interface module 1) 2nd line, bits 0...7
Enable for distributed interrupt byte
interface PLC/PLC 135WD Bits 0...7
Reserved
Bits 0...7
Bit No.
7 6 5 4 3 2 1 0
1) SW 3 and higher
8–26 © Siemens AG 1992 All Rights Reserved 6FC5197- AA50
SINUMERIK 840C (IA)