             virtual void begin(void) {
 
                 Vref = 1.2023f;
-                
+
                 pinMode(ADC_CS_PIN, OUTPUT);
                 digitalWrite(ADC_CS_PIN, HIGH);
 

    adc.begin();

    {   using namespace MCP3911;
		
		// set register map ptr
		adc._c = &c;
		
        // read default values
        adc.reg_read(REG_CHANNEL_0, ALL);


        c.config.prescale       = MCLK4;
        c.config.dither         = MAX;

        adc.status.read_reg_incr = ALL;
        adc.status.write_reg_incr = TYPE;

        // vref adjustment
        c.vrefcal += 0x11;

        // write out all regs
        adc.reg_write(REG_MOD, TYPE);
    }
