> Tamas Rudnai wrote:
>
>> char is signed
>
> May be or may not be. The standard leaves that open. char was originally
> not intended to do math (the name gives a hint :) so this probably wasn't
> thought of being important.
>
> This has been mentioned before: when actual sizes and signed/unsigned are
> important, it's good practice to use specific types that are unambiguous.
> The standard types char and int are not (in the standard).
>


I can never remember how big Microchip makes various types, so I did a
bunch of typedefs in a header file. My "friendly" types are like this:

u8b unsigned 8 bit
s8b signed 8 bit
u16b unsigned 16 bit
s16b signed 16 bit

etc.

Harold



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