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Modbus master in can accept any Modbus master instance.
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starting address defines the initial address used for the read or write operation. The Modbus specification defines this address as being 1-indexed. This library implementation uses 0-indexed addresses.
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number of inputs defines the number of inputs to read from the device, beginning at the starting address
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error out contains error information. This output provides standard error out functionality.
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The status boolean is either TRUE (X) for an error, or FALSE (checkmark) for no error or a warning.
The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.
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The code input identifies the error or warning.
The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.
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The source string describes the origin of the error or warning.
The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.
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error in describes error conditions that occur before this node runs. This input provides standard error in functionality.
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The status boolean is either TRUE (X) for an error, or FALSE (checkmark) for no error or a warning.
The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.
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The code input identifies the error or warning.
The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.
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The source string describes the origin of the error or warning.
The pop-up option Explain Error (or Explain Warning) gives more information about the error displayed.
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Modbus master out returns the Modbus master instance provided as input.
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coils provides the return coils read from the device.
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