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4-4-3 Programming Procedures
The example program will be written to the CPM1A according to the mnemonic
list in 4-4-2 Example Program. The procedure is performed beginning with the
initial display. (Clear the memory before entering a new program.)
Note If an error occurs while inputting the program, refer to 5-4 Programming Console
Operation Errors for details on correcting the error. Refer to the relevant Support
Software Operation Manual for details on errors that appear when operating the
SSS or SYSMAC-CPT Support Software.
(1) Inputting the Self-holding Bit
1, 2, 3... 1. Input the normally open condition IR 00000.
(It isn’t necessary to input leading zeroes.)
LD
00000
LD 00000
WRITE
00001READ
NOP (000)
2. Input the OR condition IR 20000.
OR
C
2
A
0
A
0
A
0
A
0
00001
OR 20000
WRITE
00002READ
NOP (000)
3. Input the normally closed AND condition C000.
(It isn’t necessary to input leading zeroes.)
AND
NOT CNT
00002
AND NOT CNT 000
WRITE
00003READ
NOP (000)
4. Input the OUT instruction IR 20000.
OUT
C
2
A
0
A
0
A
0
A
0
00003
OUT 20000
WRITE
00004READ
NOP (000)
(2) Inputting the One-second Timer
1, 2, 3... 1. Input the normally open condition IR 20000.
LD
C
2
A
0
A
0
A
0
A
0
00004
LD 20000
WRITE
00005READ
NOP (000)
2. Input the normally closed AND condition T002.
(It isn’t necessary to input leading zeroes.)
AND
NOT TIM
C
2
00005
AND NOT TIM 002
WRITE
00006READ
NOP (000)
Programming Example
Section 4-4