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72
CPU Unit Function Block Specifications
Section 2-8
CJ1M CPU Units
Inside
com-
ment
memory
(ver. 3.0
or later)
Function
block pro-
gram
memory
(Kbytes)
1,664
1,664
1,024
512
1,024
512
512
512
Com-
ment files
(Kbytes)
128
128
64
64
64
64
64
64
Program
index files
(Kbytes)
128
128
64
64
64
64
64
64
Variable
tables
(Kbytes)
128
128
128
64
128
64
64
64
Item
Specification
Item
Specification
Units with internal I/O functions
Units without internal I/O functions
Model
CJ1M-CPU23
CJ1M-CPU22
CJ1M-CPU21
CJ1M-CPU13
CJ1M-CPU12
CJ1M-CPU11
I/O points
640
320
160
640
320
160
Program capacity
(steps)
20K
10K
5K
20K
10K
5K
Number of Expan-
sion Racks
1 max.
Expansion not supported
1 max.
Expansion not supported
Data memory
32K words
Extended Data
Memory
None
Pulse start times
46
µ
s (without acceleration/
deceleration)
70
µ
s (with acceleration/decel-
eration)
63
µ
s (without
acceleration/
deceleration)
100
µ
s (with
acceleration/
deceleration)
---
Number of sched-
uled interrupts
2
1
2
1
PWM outputs
2
1
None
Maximum value of
subroutine number
1,024
256
1,024
256
Maximum value of
jump number in JMP
instruction
1,024
256
1,024
256
Internal inputs
10 points
• 4 interrupt inputs (pulse catch)
• 2 high-speed counter inputs (50-kHz phase dif-
ference or 100-kHz single-phase)
---
Internal outputs
6 points
• 2 pulse outputs (100 kHz)
• 2 PWM outputs
6 points
• 2 pulse out-
puts
(100 kHz)
• 1 PWM out-
put
---
Summary of Contents for SYSMAC CX-Programmer 9
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Page 4: ...iv ...
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Page 16: ...xvi ...
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Page 26: ...xxvi Application Precautions 4 ...
Page 27: ...Part 1 Function Blocks ...
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Page 154: ...128 Procedures Section 3 2 ...
Page 155: ...Part 2 Structured Text ST ...
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Page 160: ...134 CX Programmer Specifications Section 4 2 ...
Page 206: ...180 Procedures Section 6 1 ...
Page 208: ...182 System defined external variables supported in function blocks Appendix A ...
Page 230: ...204 Revision History ...
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