9 DEDICATED INSTRUCTIONS
9.4 INPUT Instruction
This instruction receives data in any message format specified by the user using the non procedure protocol.
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| Applicable device |
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Set | Internal device |
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| MELSECNET/H, |
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| MELSECNET/10 | Special module |
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data | (System, user) |
| File register |
| Index register Zn | Constant | Others | ||||||||||||||||
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| Direct J | \ |
| U | \G |
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| Bit |
| Word |
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| Bit |
| Word |
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(S) | — |
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| — |
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(D1) | — |
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| — |
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(D2) |
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| — |
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| [Instruction |
| [Executing |
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| code] |
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| Command |
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| Un |
| (S) |
| (D1) |
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| INPUT |
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| G.INPUT |
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| (D2) |
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Set data
Set data | Description | Set by | Data type | |
Un | Start I/O signal of the module | User | BIN16 bit | |
(00 to FE: Top | ||||
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(S) | Head number of the devices in which control data is stored. | User, |
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system | Device name | |||
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(D1) | Head number of the devices in which receive data is stored. | System |
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(D2) | Bit device number to be turned on at completion of execution. | System | Bit |
The file register per local device and program cannot be used as the set data.
Control data
Device | Item | Set data | Setting range | Set by 3 |
| • | Set receive channel |
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(S) + 0 | Receive channel | 1: Channel 1 (CH1 side) | 1, 2 | User |
2:Channel 2 (CH2 side)
•Reception result by an INPUT instruction are
(S) + 1 | Reception result | stored. |
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| — | System |
0: | Normal |
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| 1 |
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| Other than 0: Error code |
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(S) + 2 | Receive data count | • Receive data count is stored. | 2 | 0 or more | System | ||
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(S) + 3 | Allowable number of | • Set the allowable number of words for received | 1 or more | User | |||
receive data | data that can be stored in (D1). |
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POINT
(1)The command of G.INPUT cannot be converted into pulse.
(2)G.INPUT should be executed while the read request of the input/output signal is turned on.
9 - 8 | 9 - 8 |