Technical data

CONTROL PANEL ETV 1961
08.07.2014 Page 21
15
STOP BRKPT
The CPU was stopped by a breakpoint
in the program.
16
CPU STOP
The CPU stopped by the PG software
(F6 HALT in status test).
17
INT ERROR
The CPU has triggered a false interrupt
and stopped the user program or has
encountered an unknown instruction
while running the program.
Cause:
- A nonexistent operating system was
used.
- Stack error (uneven number of PUSH
and POP instructions).
- The user program was interrupted by
a software error.
Solution:
- Correct programming error.
18
SINGLE
STEP
The CPU is in single step mode and is
waiting for further instructions.
19
READY
A module or project was sent to CPU and
is ready to run the program
20
LOAD
The program is stopped and the CPU is
currently receiving a new module or
project.
21
UNZUL.
MODUL
The CPU has received a module that
does not belong to the project.
22
MEMORY
FULL
The operating system memory /Heap) is
too small. No memory could be reserved
while calling an internal or interface
function is called from the application.
23
NOT LINKED
When starting the CPU, a missing
module or a module that does not belong
the project was detected.
24
DIV BY 0
A division error has occurred.
Possible Causes:
- Division by 0.
- The result of a division does not fit in
the result register.
Solution:
Correct programming error.