Raptor:Modbus Master: Difference between revisions
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== Description == | == Description == | ||
<p>This block acts as a Modbus master on a serial bus.</p> | <p>This block acts as a [https://en.wikipedia.org/wiki/Modbus Modbus] master on a serial bus. This protocol is useful for many industrial application.</p> | ||
== Inputs == | == Inputs == | ||
Revision as of 21:19, 28 November 2016
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Description
This block acts as a Modbus master on a serial bus. This protocol is useful for many industrial application.
Inputs
| Input | Type | Description |
|---|---|---|
| Node | uint16 | The address of the slave device to request from. |
| Register Address | uint16 | The register address to be read. |
| Read length | uint16 | The number of registers to be read. |
Outputs
| Output | Type | Description |
|---|---|---|
| RegisterRead() | trigger | The trigger port will fire when a valid response is received. |
| Node Address | uint16 | The address of the responding slave. |
| Data Address | uint16 | The register address for the start of the read. |
| data | uint16 | The data returned from the slave. |
Parameters
| Parameter | Type | Description |
|---|---|---|
| Serial Bus Name | String | The name of the serial bus that should be utilized. |
| Data Requests | String | A list of data request that should be requested. See: modbus_requests_example.m for the format. |
| Use Inputs | checkbox | If checked the block will use input ports for the data requests. |