Hello to all who are reading my post. I am a novice in C programming for At91sam7x. I am involved in an extensive project that my part include working with the device. But , Although I was bean reading several examples to understand such expressions:
(AT91C_BASE_PIOA->PIO_PDSR & AT91B_SW5) == 0 This expression placed as a conditional term in WHILE Structure in BLINKY example. In advance I would thank a lot for your precious and useful answers.
Avi Muzaich