Sensoray 417 Manual do Utilizador descarregar pdf (Página 26)

25 Sensoray Model 417

Chapter 4 Programming

Read Identifier

This command returns a product identifier specific to the Model 417 board. The command

response consists of the decimal value 417.

COMMAND: (224), (4), (0)

RESPONSE: (1), (161)

This command is useful both as a diagnostic and as a mechanism for automating the determination

of the product type residing at a particular port address.

VB Code Example:

‘**********************************************************************

‘ This function returns the coprocessor product identifier.

‘**********************************************************************

Function GetProductID%(BasePort As Integer)

Call SendByte(BasePort, 224)

Call SendByte(BasePort, 4)

Call SendByte(BasePort, 0)

GetProductID = ReadWord(BasePort)

End Function

‘******************************************************************

‘ Fetch the coprocessor product identifier. In the case of Model

‘ 417, the returned ProductID value should be decimal 417.

‘******************************************************************

Dim ProductID As Integer

ProductID = GetProductID(BaseAdrs)

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