Replacement Of M40 - M45 (Gear Stage Change) - Siemens SINUMERIK 840D sl Function Manual

K1: Mode group, channel, program operation, reset response
9.17 Replacing functions by subprograms
Subprogram: Name
The name of the replacement subprogram is entered in the machine data:
MD15700 $MN_LANG_SUB_NAME = "<subprogram name>"
Subprogram: Path
The path of the replacement subprogram is set in the machine data:
MD15702 $MN_LANG_SUB_PATH = <value>
Value
0
1
2
System variable: Time that the replacement subprogram is called
The time that the replacement subprogram is called can be read using the system variable
$P_SUB_STAT:
Value
0
1
2
Block processing
If the replacement subprogram is called at the block start, after processing the replacement
subprogram, the block that initiated the call is processed. The replaced commands are no
longer processed.
If the replacement subprogram is called at the block end, the block that initiated calling the
replacement subprogram is first processed without the commands to be replaced. The
replacement subprogram is then subsequently called.
9.17.3.2

Replacement of M40 - M45 (gear stage change)

Function
When a coupling is active, the commands for gear stage change (M40, M41 ... M45) of the
leading spindle are replaced by calling a user-specific subprogram.
Parameterization
Activation
● MD30465 $MA_AXIS_LANG_SUB_MASK, bit 0 = 1
630
Meaning
Manufacturer cycle folder: /_N_CMA_DIR
User cycle folder: /_N_CUS_DIR
Siemens cycle folder: /_N_CST_DIR
Meaning
Replacement not active
Replacement active, subprogram call is made at the block start
Replacement active, subprogram call is made at the block end
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Basic Functions