There are four small instructions that are very handy
but I can't really categorize.
|Compliment Carry Flag - Inverts the carry flag.
|ComPLiment accumulator - Inverts all bits in |
%11001111 then it would now be
|NEGate accumulator - If |
2 then it's now -2. See the Two's
|Set Carry Flag - No real reason but
just thought I'd tell you. Maybe use it for return
conditions on routines, like if there was an error during the
routine, it would set the accumulator, then the user could see if
there was an error by checking the carry flag.
de) with (
and Repeat until
bc is zero. It's
basically a block copy. It copies
bc size to copy (amount of
All the Flags
Memory, ROM, RAM, and Safe Areas
PC and SP
TI's ROM Calls
Simulated 16-bit Addition
Tables and Arrays