55
Timing Chart
A20011
23201
23202
23203
23204
23205
23206
23207
200200
200608
(1 cycle ON)
1 cycle
(Write request)
(Write complete)
↑
: Point of Write command execution
In addition to the above, CIO 23201 will turn ON for one cycle on the rising edge
of SW2-2 (CIO 200701). One cycle after CIO 23208 turns ON, CIO 200200
(write request) will turn ON.
Example 2: Read Set for Normal Memory Allocations
Description and Conditions
Example:
The following data is read from the indicated addresses:
Loop 1 PV: D0000
Loop 1 control output variable: D0001
Loop 2 heater current: D0002
This read program is to be executed after writing the data with program
example 1.
Conditions: C200H-TC001 (thermocouple)
SW202 set to 2 (K).
Unit number set to 0 (allocated memory: CIO 2000 to CIO 2009.
SW2-1 set ON (Normal) and SW2-2 set ON (CPU Unit).
Programming
Section 4-3
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