37 lines
1009 B
Rust
37 lines
1009 B
Rust
//! This example shows reading the OTP constants on the RP235x.
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#![no_std]
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#![no_main]
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use defmt::*;
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use embassy_executor::Spawner;
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use embassy_rp::block::ImageDef;
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use embassy_rp::otp;
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use embassy_time::Timer;
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use {defmt_rtt as _, panic_probe as _};
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#[link_section = ".start_block"]
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#[used]
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pub static IMAGE_DEF: ImageDef = ImageDef::secure_exe();
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let _ = embassy_rp::init(Default::default());
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//
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// add some delay to give an attached debug probe time to parse the
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// defmt RTT header. Reading that header might touch flash memory, which
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// interferes with flash write operations.
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// https://github.com/knurling-rs/defmt/pull/683
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Timer::after_millis(10).await;
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let chip_id = unwrap!(otp::get_chipid());
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info!("Unique id:{:X}", chip_id);
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let private_rand = unwrap!(otp::get_private_random_number());
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info!("Private Rand:{:X}", private_rand);
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loop {
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Timer::after_secs(1).await;
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}
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}
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