SI_PDCK pin of the two boards to the TIM1 pin on the Master Board.
  Connect GND between the two boards.</code></pre>
<p>At the beginning of the main program the HAL_Init() function is called to reset all the peripherals, initialize the flash interface and the systick. The system clock runs at 600 MHz and external memory interface at the highest speed. Note that the boot part is automatically downloaded from the IDE environment via the board project Templates/Template_XIP/Binary/Boot_XIP.hex file.</p>
<p>Th