Hi, In Nick Gammon's forum, I read about SPI. There is a for( ; ; ) construct that uses pointers. for (const char * p = "Fab" ; c = *p; p++) SPI.transfer (c); for (const char * p = "Hello, world!\n" ; c = *p; p++) SPI.transfer (c); The initialisation part sets a pointer to a string (no nul…

For construct with pointers [SOLVED]

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