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SMART I/O User’s ManualChapter 4 Digital Modules
©1996 PEP Modular Computers GmbHMarch 12, 1996 Page 4 - 43
4
4.3.8.6 SMREL1SetRly
Syntax
error_code SMREL1SetRly(u_int8 PortNr,
u_int8 *buffer);
Description
This function sets the output of the port PortNr with the buffer contents.
Bits 0-5 of the buffer are used to set the Relays:
0 = close relay
1 = open relay
Bits 6 and 7 have no function.
Input
u_int8 PortNr
SM-Port number to set data
u_int8 *buffer
Pointer to buffer where data is stored
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 = SMREL1SetRly(0, buffer);