Enum avr_device::attiny84::adc::admux::REFS_A [−][src]
#[repr(u8)]
pub enum REFS_A {
VCC,
AREF,
INTERNAL,
}Expand description
Reference Selection Bits
Value on reset: 0
Variants
0: Vcc used as Voltage Reference, disconnected from Aref
1: External Voltage Reference at AREF pin, Internal Voltage Reference turned off
2: Internal 1.1V Voltage Reference