<span style='color:#3f7f59; '>// by address.</span>
ADC-&gt;CFG = 0x1234;                           <span style='color:#3f7f59; '>// by structure pointer.</span>
ADCn(0)-&gt;CFG = 0x1234;                       <span style='color:#3f7f59; '>// by structure pointer (with instance number).</span>

<span style='color:#3f7f59; '>// Changing the ADC clock...</span>
ADCn(0)-&gt;CFG_b.CLKSEL = 0x2;                 <span style='color:#3f7f59; '>// by raw value.</span>
ADCn(0)-&gt;CFG_b.CLKSEL = ADC_CFG_CLKSEL_HFRC; 