CPU Unit Functions
CJ2 CPU Unit Software User's Manual
This section describes the functions that are built into the CPU Unit.
Refer to the CJ2M CPU Unit Pulse I/O Module User's Manual (Cat. No. W486) for
details on the functions that can be used when CJ2M-MD21@ Pulse I/O Modules are
connected to a CJ2M CPU Unit (such as high-speed counters and pulse outputs).
10-1 Clock Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3
10-1-1
Clock Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3
10-1-2
Times Stored in Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-4
10-1-3
Free-running Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-6
10-2-1
Minimum Cycle Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-7
10-2-2
Maximum Cycle Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-8
10-2-3
10-2-4
High-speed Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-9
10-2-5
Background Execution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-10
10-2-6
10-3-1
10-3-2
10-3-3
10-3-4
RUN Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-26
10-3-5
10-4-1
10-4-2
10-4-3
Special I/O Unit Flags/Bits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-38
10-5-1
Automatic Backup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-39
10-5-2
10-5-3
Comment Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-42
10-5-4
10
10-1
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How do I retrieve fault codes from plc: CJ2M-CPU35