Cutler-Hammer D320 PLC, Руководство пользователя

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Chapter 6: Instructions
79
Sample Description
Range: LET: 0 to 65,535
DLET: 0 to 4,294,976,295
1. Either a register (R, M, K, L, or W) address or a constant number can be assigned for S.
2. When S is a register address, copy the data of the register to D.
3. When S is a constant number, copy the value to D.
4. This operation occurs on every scan for which the input condition to the instruction is true.
Explanation of Description
The description provides details of the instruction.
Sample Example
Program Expression Time Chart
Explanation of Example
The example shows an application of an instruction as programmed in GPC. The time chart
demonstrates how the instruction operates with respect to time and the changing input conditions for
the example. The results of the operation may also be shown as part of the example.
LET
D = R003
S = M0000
R
LET
D = M0000
S = 123
LET
D = M001
S = 100
R000.2
R000.3
R000.2
R000.3
M0000
M0001
R0003
0000 0123 0123
0000 0100 0100
0000 0000 0123