C-DIAS PROCESSOR MODULE
CCP 531
Page 22
12.04.2017
Status and Error Messages
Status and error messages are shown in the status test of the LASAL CLASS software. If
the CPU has a status display, the status or error number is also show here as well.
POINTER or CHKSUM messages can also be shown on the terminal screen.
Number
Message
Definition
Cause/solution
00
RUN RAM
The user program is currently running in RAM.
The display is not affected.
01
RUN ROM
The user program in the program memory
module was loaded into the RAM and is
currently being run.
The display is not affected.
02
RUNTIME
The total duration of all cyclic objects exceeds
the maximum time; the time can be configured
using 2 system variables:
-Runtime: time remaining
-SWRuntime: pre-selected value for the
runtime counter
03
POINTER
Incorrect program pointers were detected
before running the user program
Possible Causes:
-
The program memory module is miss-
ing, not programmed or defect.
-
The program in the user program
memory (RAM) is not executable.
-
The user program is overwriting a
software error
Solution:
-
Reprogram the memory module, if the
error reoccurs exchange the module.
-
Correct programming error
04
CHKSUM
An invalid checksum was detected before
running the user program.
Cause/solution: s. POINTER
