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Document default value for ShiftDirection #714

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Nov 10, 2023
Merged

Document default value for ShiftDirection #714

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4 changes: 4 additions & 0 deletions rp2040-hal/src/pio.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1933,6 +1933,10 @@ pub enum InstallError {
impl<P: PIOExt> PIOBuilder<P> {
/// Set config settings based on information from the given [`pio::Program`].
/// Additional configuration may be needed in addition to this.
///
/// Note: The shift direction for both input and output shift registers
/// defaults to `ShiftDirection::Left`, which is different from the
/// rp2040 reset value.
pub fn from_program(p: InstalledProgram<P>) -> Self {
PIOBuilder {
clock_divisor: (1, 0),
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