6F3B0250
7. Instructions
FUN 144
STIZ
Step sequence initialize
Expression
Input
Function
When the input is ON, n devices starting with A are reset to OFF, and A is set to ON.
This instruction is used to initialize a series of step sequence. The step sequence is useful to describe a sequential operation.
Execution condition
Input | Operation | Output |
OFF | No execution | OFF |
ON | Execution at the rising edge of the input | ON |
Operand
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| Device |
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| Constant | Index | ||||
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| X | Y | R | S | T. | C. | XW | YW | RW | SW | T | C | D | I | J | K |
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n | Size of step |
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| 1 - 64 |
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| sequence |
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A | Start device |
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| Ö |
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Example
When R020 is changed from OFF to ON, R400 is set to ON and subsequent 9 devices (R401 to R409) are reset to OFF.
This instruction initializes a series of step sequence, 10 devices starting with R400.
R409 | R408 | R407 | R406 | R405 | R404 | R403 | R402 | R401 | R400 |
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
10 devices starting with R400
Note
·The STIZ instruction is used together with STIN (FUN 145) and STOT (FUN 146) instructions to configure the step sequence.
·The STIZ instruction is executed only when the input is changed from OFF to ON.
230 T1/T1S User’s Manual
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