Embassy

Config

embassy_rp::psram

Struct Config

pub struct Config {Show 16 fields
    pub clock_hz: u32,
    pub max_mem_freq: u32,
    pub max_select_us: u32,
    pub min_deselect_ns: u32,
    pub cooldown: u8,
    pub page_break: PageBreak,
    pub init_clkdiv: u8,
    pub enter_quad_cmd: Option<u8>,
    pub quad_read_cmd: u8,
    pub quad_write_cmd: Option<u8>,
    pub dummy_cycles: u8,
    pub read_format: FormatConfig,
    pub write_format: Option<FormatConfig>,
    pub mem_size: usize,
    pub verification_type: VerificationType,
    pub xip_writable: bool,
}

Expand description

Memory configuration.

Fields§

§clock_hz: u32

System clock frequency in Hz

§max_mem_freq: u32

Maximum memory operating frequency in Hz

§max_select_us: u32

Maximum CS assert time in microseconds (must be <= 8 us)

§min_deselect_ns: u32

Minimum CS deassert time in nanoseconds (must be >= 18 ns)

§cooldown: u8

Cooldown period between operations (in SCLK cycles)

§page_break: PageBreak

Page break size for memory operations

§init_clkdiv: u8

Clock divisor for direct mode operations during initialization

§enter_quad_cmd: Option<u8>

Enter Quad Mode command

§quad_read_cmd: u8

Quad Read command (fast read with 4-bit data)

§quad_write_cmd: Option<u8>

Quad Write command (page program with 4-bit data)

§dummy_cycles: u8

Number of dummy cycles for quad read operations

§read_format: FormatConfig

Read format configuration

§write_format: Option<FormatConfig>

Write format configuration

§mem_size: usize

Expected memory size in bytes

§verification_type: VerificationType

Device verification type

§xip_writable: bool

Whether the memory is writable via XIP (e.g., PSRAM vs. read-only flash)

Implementations§

impl Config

pub fn aps6404l() -> Self

Create configuration for APS6404L PSRAM.

pub fn custom( clock_hz: u32, max_mem_freq: u32, max_select_us: u32, min_deselect_ns: u32, cooldown: u8, page_break: PageBreak, init_clkdiv: u8, enter_quad_cmd: Option<u8>, quad_read_cmd: u8, quad_write_cmd: Option<u8>, dummy_cycles: u8, read_format: FormatConfig, write_format: Option<FormatConfig>, mem_size: usize, verification_type: VerificationType, xip_writable: bool, ) -> Self

Create a custom memory configuration.

Trait Implementations§

impl Clone for Config

fn clone(&self) -> Config

Returns a duplicate of the value. Read more

1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Default for Config

fn default() -> Self

Returns the “default value” for a type. Read more

Auto Trait Implementations§

impl Freeze for Config

impl RefUnwindSafe for Config

impl Send for Config

impl Sync for Config

impl Unpin for Config

impl UnwindSafe for Config

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

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where T: ?Sized,

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where Src: Cast<Dst>,

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Casts the value.

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where T: CheckedCast<Dst>,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

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