i found a issue in your code, but i this is only a typo in the demo: while(1) { HAL_READ_UINT32(CYGARC_REG_SYSTICK_BASE+CYGARC_REG_SYSTICK_VALUE, timerVal0); timerVal*2*= cyg_current_time(); printf("%u\n", timerVal0); //it's okay...i counts down! printf("%u\n", timerVal*1*); //always 0 :-( }
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