11.92
10 Data Fields
10.1.2 PLC machine data words (DB 61)
Data
word
No.
High-order byte (DL)
Spindle-specific buffer allocation
Bit 15
Low-order byte (DR)
Bit 15
Bit 15
Bit 0
Bit 0
Bit 0
DW 75
m+75
DW 76
m+76
1)
DW 77
m+77
Number of the first channel for which
local tool buffers are defined
Number of channels for which local tool
buffers are assigned (max. 2)
Spindle No. assigned to channel 1
DW address of spindle within para-
meterized tool buffer for NC channel 1
Spindle No. assigned to channel 2
DW address of spindle within para-
meterized tool buffer for NC channel 2
Daten-
wort
Nr.
High-order byte
NC software version 6.1 only!
Low-order byte
DW 120
m+120
DW 121
m+121
1)
Spindle No. assigned to NC channel 3
DW address of spindle within para-
meterized tool buffer for NC channel 3
Spindle No. assigned to NC channel 4
DW address of spindle within para-
meterized tool buffer for NC channel 4
DW 133
m+133
Spindle No. assigned to NC channel 16
3)
DW address of spindle within para-
meterized tool buffer for NC channel 16
3)
:
:
:
:
:
:
:
:
:
:
:
:
:
:
:
PLC
2)
NC Software Version
< 6.1
Address m
NC Software Version
6.1
Address m
1
2
2000
2100
2000
2250
_______
1)
PLC MD m + 76 must be input as a fixed-point number.
(e.g.
DL m + 76: 1 (spindle no.) 0000 0001
DR m + 76: 4 (initial address) 0000 0100
MD m + 76: 260 0000 0001 0000 0100)
2)
PLC 2 applies to SINUMERIK 880/880 GA2 only
3)
Up to 4 channels only with SINUMERIK 840/840C
© Siemens AG 1991 All Rights Reserved 6FC5 197-0AA40-1BP1
10–5
SINUMERIK 840/880 (PJ)