6 – 274 HEIDENHAIN Technical Manual TNC 426, TNC 430
Module 9200 Display/delete PLC soft-key row
The soft keys to be activated are specified in a constants field by their line
numbers. If there is no PLCSOFTK.SYS file, or if the lines indicated in the
constants field do not exist, no soft-key row is generated.
Can only be called from the sequential program.
Call:
PS B/W/D/K/KF<Select or delete soft-key address>
-1: Delete soft-key level
KF: Address of soft-key selection
PS B/W/D/K <Soft-key row>
0 to 3: Soft-key row to be displayed
PS B/W/D/K <Soft-key mode>
0: Soft-key row for displayed PLC window
1: Soft-key row in current operating mode
2: Append soft-key row to NC soft keys (as of 280 472-xx)
CM 9200
Error recognition:
Marker Value Meaning
M4203 0 No error
1 Error code in W1022
W1022 1 Incorrect transfer parameters (e.g. KF address not in
address range of the PLC code)
2 Line nr. < 0 (not –1) in the constants field
3 Invalid KF address
24 Module was called in a spawn job or submit job
25 More than 32 elements in the constants field
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