User Data For "S External" Function - Siemens SINUMERIK 880 SW 6 Planning Manual

14 Command Channel (DB 41)
14.4.2 User data for "division increment" function
Data Unit
Channel number
Axis number
Division number
Feedrate 0.01 deg./min
0.01 mm/min
0.001 inch/min
Preparatory
function

14.4.3 User data for "S external" function

Function number 3
If the "S external" function is programmed, the spindle operates in the control mode. The
speed and direction of rotation can be specified in the user data.
The user data for the function must be entered in the user data DB in the following format.
Bit
15 . . . . . .
DW x
DW x+1
Spindle number
DW x+2
DW x+3
DW x+4
x = Number of data word containing first parameter of function in user data DB.
Overview of user data for "S external" function
_______
c) up to and including software version 6
14–10
Limits
– 1...16
– 1...24
– G90/G68: Number of divisions
(axis-spec. MD 1104*)
G91: none
MD 280*: Max. axial speed
– Bit 8: 0
1
Bit 9: 0
1
9 8 7 . . . . . . . . .
Length of user data in words: 4
Spindle speed (higher-order component)
Spindle speed (lower-order component)
RSET USET
© Siemens AG 1991 All Rights Reserved
G90
G91
no G68
G68
3 2 1
S M5 M4
6ZB5 410-0HE02
SINUMERIK 880 (PJ)
01.93
0
M3