Control Fans and output voltage of Power Supply via PWM, please check my code

Other Hardware Motors, Mechanics, Power and CNC
6 
int _ABVAR_1_voltage = 0 ;
int _ABVAR_2_fan = 0 ;

void setup()
{
pinMode( 5, OUTPUT);
pinMode( 6, OUTPUT);

delay( 5000 );

analogWrite(6 , 0);

analogWrite(5 , 255);

delay( 2500 );

analogWrite(6 , 255);

delay( 2000 );

_ABVAR_1_voltage = 255 ;

_ABVAR_2_fan = 255 ;

}

void loop()
{
if (( ( analogRead(1) ) < ( 140 ) ))
{
_ABVAR_2_fan = 77 ;
}
else
{
_ABVAR_2_fan = ( ( ( 178 / 163 ) * analogRead(1) ) - ( 12903 / 163 ) ) ;
}
if (( ( _ABVAR_2_fan ) < ( 0 ) ))
{
_ABVAR_2_fan = 77 ;
}
else
{
if (( ( _ABVAR_2_fan ) > ( 255 ) ))
{
_ABVAR_2_fan = 255 ;
}
}
analogWrite(5 , _ABVAR_2_fan);
if (( ( analogRead(1) ) > ( 917 ) ))
{
_ABVAR_1_voltage = 0 ;
}
else
{
if (( ( analogRead(1) ) > ( 878 ) ))
{
_ABVAR_1_voltage = ( _ABVAR_1_voltage - 1 ) ;
delay( 20 );
}
if (( ( analogRead(1) ) < ( 817 ) ))
{
_ABVAR_1_voltage = ( _ABVAR_1_voltage + 1 ) ;
delay( 100 );
}
}
if (( ( _ABVAR_1_voltage ) < ( 0 ) ))
{
_ABVAR_1_voltage = 0 ;
}
else
{
if (( ( _ABVAR_1_voltage ) > ( 255 ) ))
{
_ABVAR_1_voltage = 255 ;
}
}
analogWrite(6 , _ABVAR_1_voltage);

}

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