Pepper Computer RS485, RS232 user manual SMREL1GetLed Syntax

SMART I/O User’s Manual Chapter 4 Digital Modules

4.3.8.7 SMREL1GetLed

Syntax

error_code SMREL1GetLed(u_int8 PortNr, u_int8 *buffer);

Description

This function gets the status of the User LED on the port PortNr and writes it to the buffer. If the LED is OFF then it returns 0, otherwise it returns 1. This function of the LED is for the user to decide.

Input

u_int8 PortNr u_int8 *buffer

Output

error_code

Example

SM-Port number to get data

Pointer to buffer where data is written

SUCCESS

E_BMODE if the module is unknown or standard OS-9 error code (refer to the OS-9 Technical Manual Error Codes Section).

RetVal = SMREL1GetLed(0, buffer);

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