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* Update `esp32-hal` examples * Update `esp32c2-hal` examples * Update `esp32c3-hal` examples * Update `esp32c6-hal` examples * Update `esp32h2-hal` examples * Update `esp32s2-hal` examples * Update `esp32s3-hal` examples * Fix the `ram.rs` examples
29 lines
772 B
Rust
29 lines
772 B
Rust
//! Demonstrates the use of the hardware Random Number Generator (RNG)
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#![no_std]
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#![no_main]
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use esp32s3_hal::{clock::ClockControl, peripherals::Peripherals, prelude::*, Rng};
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use esp_backtrace as _;
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use esp_println::println;
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#[entry]
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fn main() -> ! {
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let peripherals = Peripherals::take();
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let system = peripherals.SYSTEM.split();
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let _clocks = ClockControl::boot_defaults(system.clock_control).freeze();
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// Instantiate the Random Number Generator peripheral:
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let mut rng = Rng::new(peripherals.RNG);
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// Generate a random word (u32):
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println!("Random u32: {}", rng.random());
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// Fill a buffer with random bytes:
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let mut buf = [0u8; 16];
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rng.read(&mut buf).unwrap();
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println!("Random bytes: {:?}", buf);
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loop {}
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}
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