Program Error

What does 0x80F0 mean?

A general program error has occurred within the CJ2 CPU Unit, indicating incorrect program logic or an unrecoverable runtime issue. The program will stop, and the address at which the stop occurred will be output to A298 and A299. Specific sub-error flags (A295.xx) provide more detailed diagnostic information.

• The PLC program contains logical or structural mistakes.
• A specific program sub-error has been triggered (e.g., No END, UM overflow, Task error, Illegal access, Indirect DM/EM BCD error, Instruction error, Illegal instruction).

Click steps to track your progress.

1. 1

   Check program error information using A298 and A299 to determine the program stop address.

2. 2

   Consult A295 error flags for specific sub-error details.

3. 3

   Correct the identified program mistake using a programming device.

4. 4

   Clear the error after correction.