Pepper-computer Modular Computers RS485 Bedienungsanleitung PDF herunterladen (Seite 317)

100

101

SMART I/O User’s Manual

Chapter 6 Communications Modules

6.2.12.7 SMSSIGetData

Syntax

error_code SMSSIGetData(u_int8 PortNr,

u_int32 *pData);

Description

This function returns the absolute position data from the SM-SSI. If auto-

matic mode is selected then a wait will not be performed otherwise SOT will

be set and the read performed only when TC has been set.

Input

u_int8 PortNr SM-Port number to get data

u_int32 *pData Pointer to the value returned from the data

Output

error_code SUCCESS

E_BMODE if the module is unknown

or standard OS-9 error code (refer to the OS-9

Technical Manual Error Codes Section).

Example

RetVal = SMSSIGetData(0, &pData);

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