Important: The information in this document is obsolete and should not be used for new development.
SetA5
In interrupt code that accesses application global variables, use theSetA5
function first to restore a value previously saved usingSetCurrentA5
, and then, at the end of the code, to restore the A5 register to the value it had before the first call toSetA5
.
FUNCTION SetA5 (newA5: LongInt): LongInt;
newA5
- The value to which the A5 register is to be changed.
DESCRIPTION
TheSetA5
function performs two tasks: it returns the address in the A5 register when the function is called, and it sets the A5 register to the address specified innewA5
.SEE ALSO
See "The A5 Register" on page 4-5 for a discussion of when you need to callSetA5
.