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/// Generic packet infinite sequence selection.
///
/// Argument of [`PktCtrl::set_inf_seq_sel`].
#[derive(Debug, Default, PartialEq, Eq, Clone, Copy)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
pub enum InfSeqSel {
/// Preamble `0x5555`.
#[default]
Five = 0b00,
/// Preamble `0x0000`.
Zero = 0b01,
/// Preamble `0xFFFF`.
One = 0b10,
/// PRBS9.
Prbs9 = 0b11,
}
/// Generic packet control.
///
/// Argument of [`set_pkt_ctrl`](super::SubGhz::set_pkt_ctrl).
#[derive(Debug, PartialEq, Eq, Clone, Copy)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
pub struct PktCtrl {
val: u8,
}
impl PktCtrl {
/// Reset value of the packet control register.
pub const RESET: PktCtrl = PktCtrl { val: 0x21 };
/// Create a new [`PktCtrl`] structure from a raw value.
///
/// Reserved bits will be masked.
pub const fn from_raw(raw: u8) -> Self {
Self { val: raw & 0x3F }
}
/// Get the raw value of the [`PktCtrl`] register.
pub const fn as_bits(&self) -> u8 {
self.val
}
/// Generic packet synchronization word detection enable.
///
/// # Example
///
/// ```
/// use stm32wlxx_hal::subghz::PktCtrl;
///
/// const PKT_CTRL: PktCtrl = PktCtrl::RESET.set_sync_det_en(true);
/// ```
#[must_use = "set_sync_det_en returns a modified PktCtrl"]
pub const fn set_sync_det_en(mut self, en: bool) -> PktCtrl {
if en {
self.val |= 1 << 5;
} else {
self.val &= !(1 << 5);
}
self
}
/// Returns `true` if generic packet synchronization word detection is
/// enabled.
///
/// # Example
///
/// ```
/// use stm32wlxx_hal::subghz::PktCtrl;
///
/// let pc: PktCtrl = PktCtrl::RESET;
/// assert_eq!(pc.sync_det_en(), true);
/// let pc: PktCtrl = pc.set_sync_det_en(false);
/// assert_eq!(pc.sync_det_en(), false);
/// let pc: PktCtrl = pc.set_sync_det_en(true);
/// assert_eq!(pc.sync_det_en(), true);
/// ```
pub const fn sync_det_en(&self) -> bool {
self.val & (1 << 5) != 0
}
/// Generic packet continuous transmit enable.
///
/// # Example
///
/// ```
/// use stm32wlxx_hal::subghz::PktCtrl;
///
/// const PKT_CTRL: PktCtrl = PktCtrl::RESET.set_cont_tx_en(true);
/// ```
#[must_use = "set_cont_tx_en returns a modified PktCtrl"]
pub const fn set_cont_tx_en(mut self, en: bool) -> PktCtrl {
if en {
self.val |= 1 << 4;
} else {
self.val &= !(1 << 4);
}
self
}
/// Returns `true` if generic packet continuous transmit is enabled.
///
/// # Example
///
/// ```
/// use stm32wlxx_hal::subghz::PktCtrl;
///
/// let pc: PktCtrl = PktCtrl::RESET;
/// assert_eq!(pc.cont_tx_en(), false);
/// let pc: PktCtrl = pc.set_cont_tx_en(true);
/// assert_eq!(pc.cont_tx_en(), true);
/// let pc: PktCtrl = pc.set_cont_tx_en(false);
/// assert_eq!(pc.cont_tx_en(), false);
/// ```
pub const fn cont_tx_en(&self) -> bool {
self.val & (1 << 4) != 0
}
/// Set the continuous sequence type.
#[must_use = "set_inf_seq_sel returns a modified PktCtrl"]
pub const fn set_inf_seq_sel(mut self, sel: InfSeqSel) -> PktCtrl {
self.val &= !(0b11 << 2);
self.val |= (sel as u8) << 2;
self
}
/// Get the continuous sequence type.
///
/// # Example
///
/// ```
/// use stm32wlxx_hal::subghz::{InfSeqSel, PktCtrl};
///
/// let pc: PktCtrl = PktCtrl::RESET;
/// assert_eq!(pc.inf_seq_sel(), InfSeqSel::Five);
///
/// let pc: PktCtrl = pc.set_inf_seq_sel(InfSeqSel::Zero);
/// assert_eq!(pc.inf_seq_sel(), InfSeqSel::Zero);
///
/// let pc: PktCtrl = pc.set_inf_seq_sel(InfSeqSel::One);
/// assert_eq!(pc.inf_seq_sel(), InfSeqSel::One);
///
/// let pc: PktCtrl = pc.set_inf_seq_sel(InfSeqSel::Prbs9);
/// assert_eq!(pc.inf_seq_sel(), InfSeqSel::Prbs9);
///
/// let pc: PktCtrl = pc.set_inf_seq_sel(InfSeqSel::Five);
/// assert_eq!(pc.inf_seq_sel(), InfSeqSel::Five);
/// ```
pub const fn inf_seq_sel(&self) -> InfSeqSel {
match (self.val >> 2) & 0b11 {
0b00 => InfSeqSel::Five,
0b01 => InfSeqSel::Zero,
0b10 => InfSeqSel::One,
_ => InfSeqSel::Prbs9,
}
}
/// Enable infinite sequence generation.
///
/// # Example
///
/// ```
/// use stm32wlxx_hal::subghz::PktCtrl;
///
/// const PKT_CTRL: PktCtrl = PktCtrl::RESET.set_inf_seq_en(true);
/// ```
#[must_use = "set_inf_seq_en returns a modified PktCtrl"]
pub const fn set_inf_seq_en(mut self, en: bool) -> PktCtrl {
if en {
self.val |= 1 << 1;
} else {
self.val &= !(1 << 1);
}
self
}
/// Returns `true` if infinite sequence generation is enabled.
///
/// # Example
///
/// ```
/// use stm32wlxx_hal::subghz::PktCtrl;
///
/// let pc: PktCtrl = PktCtrl::RESET;
/// assert_eq!(pc.inf_seq_en(), false);
/// let pc: PktCtrl = pc.set_inf_seq_en(true);
/// assert_eq!(pc.inf_seq_en(), true);
/// let pc: PktCtrl = pc.set_inf_seq_en(false);
/// assert_eq!(pc.inf_seq_en(), false);
/// ```
pub const fn inf_seq_en(&self) -> bool {
self.val & (1 << 1) != 0
}
/// Set the value of bit-8 (9th bit) for generic packet whitening.
///
/// # Example
///
/// ```
/// use stm32wlxx_hal::subghz::PktCtrl;
///
/// const PKT_CTRL: PktCtrl = PktCtrl::RESET.set_whitening_init(true);
/// ```
#[must_use = "set_whitening_init returns a modified PktCtrl"]
pub const fn set_whitening_init(mut self, val: bool) -> PktCtrl {
if val {
self.val |= 1;
} else {
self.val &= !1;
}
self
}
/// Returns `true` if bit-8 of the generic packet whitening is set.
///
/// # Example
///
/// ```
/// use stm32wlxx_hal::subghz::PktCtrl;
///
/// let pc: PktCtrl = PktCtrl::RESET;
/// assert_eq!(pc.whitening_init(), true);
/// let pc: PktCtrl = pc.set_whitening_init(false);
/// assert_eq!(pc.whitening_init(), false);
/// let pc: PktCtrl = pc.set_whitening_init(true);
/// assert_eq!(pc.whitening_init(), true);
/// ```
pub const fn whitening_init(&self) -> bool {
self.val & 0b1 != 0
}
}
impl From<PktCtrl> for u8 {
fn from(pc: PktCtrl) -> Self {
pc.val
}
}
impl Default for PktCtrl {
fn default() -> Self {
Self::RESET
}
}