C preprocessor, letter 'u' in #define statement.

[Bojan]

Hello,

Can someone please explain what does 'u' mean here?

#define OS_TICKS_PER_SEC 120u


You help is very appreciated.

[zb0S216C]

It denotes the proceeding numerical value as an unsigned integer.

^Wazzak

[Bojan]

Thanks Wazzak.