The array elements of the two-dimensional array are subsequently saved in the memory of the PLC starting with element 1. The following memory allocation results for the example described above:
Array element name |
Array element |
FP address |
IEC address |
|---|---|---|---|
abVar2dim[3,1] |
Element 1 |
R0 |
%MX0.0.0 |
abVar2dim[3,2] |
Element 2 |
R1 |
%MX0.0.1 |
abVar2dim[3,3] |
Element 3 |
R2 |
%MX0.0.2 |
... |
... |
... |
... |
abVar2dim[3,6] |
Element 6 |
R5 |
%MX0.0.5 |
abVar2dim[4,1] |
Element 7 |
R6 |
%MX0.0.6 |
abVar2dim[4,2] |
Element 8 |
R7 |
%MX0.0.7 |
... |
... |
... |
... |
abVar2dim[5,4] |
Element 16 |
RF |
%MX0.0.15 |
abVar2dim[5,5] |
Element 17 |
R10 |
%MX0.1.0 |
abVar2dim[5,6] |
Element 18 |
R11 |
%MX0.1.1 |