81
4-4-3 Programming Procedures
The example program will be written to the CPM1 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.)
(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)
3. Input the 1-second timer T001.
TIM
B
1
00006
TIM 001
WRITE
00006 TIM DATA
#0000
Programming Example
Section 4-4