#[repr(u8)]
pub enum EXTEN_A {
    Disabled,
    RisingEdge,
    FallingEdge,
    BothEdges,
}
Expand description

External trigger enable and polarity selection These bits are set and cleared by software to select the external trigger polarity and enable the trigger. Note: The software is allowed to write this bit only when ADSTART bit is cleared to 0 (this ensures that no conversion is ongoing).

Value on reset: 0

Variants

Disabled

0: Hardware trigger detection disabled

RisingEdge

1: Hardware trigger detection on the rising edge

FallingEdge

2: Hardware trigger detection on the falling edge

BothEdges

3: Hardware trigger detection on both the rising and falling edges

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