Struct EspNowManager

Source

pub struct EspNowManager<'d> { /* private fields */ }

Available on crate feature unstable only.

Expand description

Manages the EspNow instance lifecycle while ensuring it remains active.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Implementations§

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impl EspNowManager<'_>

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pub fn set_channel(&self, channel: u8) -> Result<(), EspNowError>

Set primary Wi-Fi channel. Should only be used when using ESP-NOW without AP or STA.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn version(&self) -> Result<u32, EspNowError>

Get the version of ESP-NOW.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn add_peer(&self, peer: PeerInfo) -> Result<(), EspNowError>

Add a peer to the list of known peers.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn remove_peer(&self, peer_address: &[u8; 6]) -> Result<(), EspNowError>

Remove the given peer.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn modify_peer(&self, peer: PeerInfo) -> Result<(), EspNowError>

Modify a peer information.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn peer(&self, peer_address: &[u8; 6]) -> Result<PeerInfo, EspNowError>

Get peer by MAC address.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn fetch_peer(&self, from_head: bool) -> Result<PeerInfo, EspNowError>

Fetch a peer from peer list.

Only returns peers which address is unicast, for multicast/broadcast addresses, the function will skip the entry and find the next in the peer list.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn peer_exists(&self, peer_address: &[u8; 6]) -> bool

Check is peer is known.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn peer_count(&self) -> Result<PeerCount, EspNowError>

Get the number of peers.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn set_pmk(&self, pmk: &[u8; 16]) -> Result<(), EspNowError>

Set the primary master key.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn set_wake_window(&self, wake_window: u16) -> Result<(), EspNowError>

Set wake window for esp_now to wake up in interval unit.

Window is milliseconds the chip keep waked each interval, from 0 to 65535.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.

Source

pub fn set_rate(&self, rate: WifiPhyRate) -> Result<(), EspNowError>

Configure ESP-NOW rate.

§Stability

This API is marked as unstable and is only available when the unstable crate feature is enabled. This comes with no stability guarantees, and could be changed or removed at any time.