analogsetref

analogSetRef()

Set the analog to digital conversion reference voltage.

Syntax

AnalogSetRef(unsigned char mode, unsigned long voltage);

mode
The analog reference mode:

• 0 - Default
• 1 - Internal
• 2 - External

voltage
The desired analog reference voltage in micro volts.

Returns

int status

Related Links

• AnalogRead()

• AnalogSetRef()

• Firmware Reference