Pepper Computer Modular Computers RS232 User Manual

Page of 320
SMART I/O User’s Manual
©1996 PEP Modular Computers GmbH
March 12, 1996
Page 2 - 21
2
Chapter 2  SMART-BASE
2.6.4 SMTpre
Syntax
error_code SMTpre(u_int32 *value);
Description
This function reads / sets the timer preload register.
Input
u_int32 *value
Pointer to a variable that holds the value to set.
The previous value is returned to the variable.
If value is 0, only the read is performed.
Output
error_code
SUCCESS
E_BMODE
Requested value is out of range
or standard OS-9 error code (refer to the OS-9
Technical Manual Error Codes Section).
Example
RetVal = SMTpre(0);