PEP Modular Computers Modular Computers RS485 User Manual page 134

SMART I/O User's Manual
4.3.8.9 SMREL1GetExtVcc
Syntax
error_code SMREL1GetExtVcc(u_int8 PortNr,
Description
This function gets the input of the port PortNr and writes it to buffer.
If there is no external Vcc, then it returns 0, otherwise it returns 1.
Input
u_int8 PortNr
u_int8 *buffer
Output
error_code
Example
RetVal = SMREL1GetExtVcc(0, buffer);
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u_int8 *buffer);
SM-Port number to get data
pointer to buffer where data is written
SUCCESS
E_BMODE
or standard OS-9 error code (refer to the OS-9
Technical Manual Error Codes Section).
©1996 PEP Modular Computers GmbH
Chapter 4 Digital Modules
if the module is unknown
March 12, 1996