FBD Resource Management
Overview
The LTMT main unit memory is equipped with the following resources:
-
9250 LTMT registers
-
Logic memory space size equal to 8,192 words (16 bits)
-
300 temporary registers
-
64 non-volatile registers
Reserved Resources
The following table lists all reserved registers and their allocation. It also indicates how these registers are controlled:
|
Register type |
Address range |
Controlled by |
Description |
|---|---|---|---|
|
Temporary |
0–69 |
User |
Temporary storage of bit and registers assigned by you when creating an FBD program. |
|
Temporary |
70–299 |
FBD compiler |
Reserved temporary registers for use by the compiler. |
|
Non-volatile |
0–31 |
User |
Non-volatile bits or registers assigned by you when creating an FBD program. |
|
Non-volatile |
32–63 |
FBD compiler |
Reserved non-volatile registers for use by the compiler. |