Pepper-computer Modular Computers RS485 Manual de usuario descargar pdf (Pagina 224)

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101

SMART I/O User’s Manual

March 12, 1996

Page 5 - 68

Chapter 5 Analog Modules

5.3.8.2 SMADCInit

Syntax

error_code SMADCInit(u_int8 PortNr);

Description

This function initializes the SM-THERM Module on port PortNr, and:

- identifies boards supported by this library

- provides an internal list of known sensors (contact PEP Modular

Computers for advice on sensors not included in this list)

- creates or links the data module for communication with HW task (the

module name is ‘ADC_Data’)

- starts the task accessing the Hardware (HW task)

- prepares parameters depending on the used SM-THERM module.

Input

u_int8 PortNr Port number of module to initialize

(from 0 to 10)

Output

error_code SUCCESS

E_MNF

If wrong type of module or no

module is fitted on the selected port

E_PRCABT

If starting of the HW task failed

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

Technical Manual Error Codes Section).

Example

RetVal = SMADCInit(0);

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