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TalkBack Write

Write command(s) to TalkBack ID on ThingSpeak TalkBack server

  • Library:
  • Simulink Support Package for Android Devices / Communication

  • Android TalkBack Write block icon

Description

The TalkBack Write block writes command(s) to a TalkBack ID on the ThingSpeak TalkBack server. The command(s) are written and executed from the TalkBack queue in the first-in first-out (FIFO) order and are removed from the queue once executed.

Ports

Input

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Trigger input that allows to add a command to the TalkBack queue or delete all commands from the TalkBack queue.

Data Types: Boolean | Numeric

TalkBack command of type string, specified as a scalar.

Dependencies

To enable this port, set Command type to String.

Data Types: string

Converted uint8 vector TalkBack command of ASCII characters, specified as a vector.

Dependencies

To enable this port, set Command type to ASCII vector.

Data Types: uint8

Position of the TalkBack command in the TalkBack queue. Any previous commands at or after this position are shifted down. If the position is left blank, the command is automatically added to the end of the queue with the highest position.

Dependencies

To enable this port, select the Specify position parameter.

Data Types: uint16

Parameters

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Select the type of operation you want to perform on the TalkBack commands in the TalkBack queue.

  • Add a command – Add a command to the TalkBack queue

  • Delete all commands – Delete all commands from the TalkBack queue

Enter the identification number for the TalkBack app. This identification number is auto generated by the TalkBack server. To know the TalkBack ID for your ThingSpeak™ TalkBack:

  1. In the ThingSpeak website, select Apps > TalkBack.

  2. Click New TalkBack.

  3. Add a new command to the TalkBack queue and copy the TalkBack ID.

  4. Open the TalkBack Write block in your Simulink® model and paste the value into the TalkBack ID parameter.

Enter the 16-digit API key for the specific instance of TalkBack that allows you to write to a ThingSpeak TalkBack. This API key is auto generated by the TalkBack server. This key allows you to write commands to ThingSpeak TalkBack. To know the API key for your ThingSpeak TalkBack:

  1. In the ThingSpeak website, select Apps > TalkBack.

  2. Click New TalkBack.

  3. Add a new command to the TalkBack queue and copy the 16-digit API key.

  4. Open the TalkBack Write block in your Simulink model and paste the value into the API key parameter.

Select the type of TalkBack command input to be added to the TalkBack queue.

  • String – TalkBack command in string format.

  • ASCII vector – TalkBack command in ASCII format.

Select the option to enable the position input port of the block.

Introduced in R2021b