7 – 34 HEIDENHAIN Technical Manual TNC 426, TNC 430
Machine parameters
1000 MP number MP index Value of the machine parameter
(not for machine parameters for
which a formula must be entered)
1010 MP number MP index 0 = MP does not exist
1 = MP exists
PLC data
2000 10 Marker no. PLC markers
20 Input no. PLC input
30 Output no. PLC output
40 Counter no. PLC counter
50 Timer no. PLC timer
60 Byte no. PLC byte
70 Word no. PLC word
80 Double-word no. PLC double word
Group
name
Group
number
ID....
System data
number
NR....
System data
index
IDX....
System data item