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cc-preprocessorunsigned-char

#define as unsigned char

I would like to know how can I tell to compiler that a #define is an unsigned char.

#define SET_BITS_LOW 0x80

Here SET_BITS_LOW is, by default, an int but I want an unsigned char

Solution

  • You may try like this:

    #define SET_BITS_LOW  ((unsigned char)0x80)