Pepper-computer Modular Computers RS485 Manuel d'utilisateur télécharger pdf (Page 251)

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101

SMART I/O User’s Manual

Chapter 5 Analog Modules

5.4.8.2 SMADC1Init

Syntax

error_code SMADC1Init(u_int8 PortNr);

Description

This function initialises the SM-ADC1 Module on port PortNr, and:

- tests the module’s ID

- test the module’s sub-ID for the determination of bipolar or unipolar

operation (voltage/current input)

- reads the conversion table held in EEPROM

- allocates space for the fetched resources

Input

u_int8 PortNr Port number of module to initialise

(from 0 to 10)

Output

error_code SUCCESS or

E_BMODE if wrong or no module

E_MEMFUL if no memory resources available

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

Technical Manual Error Codes Section).

Example

RetVal = SMADC1Init(0);

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Pepper-computer Modular Computers RS485 Manuel d'utilisateur Page 251

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