IDEC WindO/I-NV4 - Page 1215

WindO/I-NV4 User’s Manual 20-59
5 Script Coding Examples
20
Script
● Indirect assignment
Script
Operation description
When the value of D20 is 8, the value of LDR18, the device address 8 words from LDR10, is read and stored in
LDR200.
Script
Operation description
When the value of D20 is 3, the constant 1234 is stored in LDR13, the device address 3 words from LDR10.
■
Example 5.7.36 Indirect read
[LDR 200] = OFFSET([LDR 10],[D 20]);
Read
0000LDR10 0008D20
+8
1234LDR181234LDR200
■
Example 5.7.37 Indirect write
OFFSET([LDR 10],[D 20]) = 1234;
Write
0000LDR10 0003D20
+3
1234LDR131234