// this macro allows you to write print("some text") and
// the string is automatically placed into flash memory :)
#define print(s) print_P(PSTR(s))
// this macro allows you to write print("some text") and
// the string is automatically placed into flash memory :)
#define print(s) print_P(PSTR(s))
void print_S(const char *s);
void print_P(const char *s);
void phex(unsigned char c);
void phex16(unsigned int i);
void print_S(const char *s);
void print_P(const char *s);
void phex(unsigned char c);
void phex16(unsigned int i);