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4-4-4 Checking the Program
Check the program syntax in PROGRAM mode to make sure that the program
has been input correctly.
1, 2, 3... 1. Press the CLR Key to bring up the initial display.
CLR
00000
2. Press the SRCH Key. An input prompt will appear requesting the desired
check level.
SRCH
00000PROG CHK
CHK LBL (0Ć2)?
3. Input the desired check level (0, 1, or 2). The program check will begin when
the check level is input, and the first error found will be displayed. If no errors
are found, the following display will appear.
A
0
00017PROG CHK
END (001)00.1KW
Note Refer to 5-5 Programming Errors for details on check levels and the
programming errors that may be displayed during a program check.
4. Press the SRCH Key to continue the search. The next error will be dis-
played. Continue pressing the SRCH Key to continue the search.
The search will continue until an END(01) instruction or the end of Program
Memory is reached.
If errors are displayed, edit the program to correct the errors and check the pro-
gram again. Continue checking the program until all errors have been corrected.
4-4-5 Test Run in MONITOR Mode
Switch the CPM1A in MONITOR mode and check the operation of the program.
1, 2, 3... 1. Set the Programming Console’s mode switch to MONITOR mode.
RUN
MONITOR
PROGRAM
<MONITOR> BZ
2. Press the CLR Key to bring up the initial display.
CLR
00000
3. Force-set the start input bit (IR 00000) from the Programming Console to
start the program.
LD
00000
LD 00000
MONTR
00000
^ OFF
SET
00000
ON
The cursor in the lower left corner of the display indicates that the force set is
in progress. The bit will remain ON as long as the Set Key is held down.
4. The output indicator for output IR 01000 will flash ten times if the program is
operating correctly. The indicator should go OFF after ten one-second
flashes.
There is a mistake in the program if the output indicator doesn’t flash. In this
case, check the program and force set/reset bits to check operation.
Programming Example
Section 4-4