Project created: just a test program so far
LEDs, PWM Switch Control, UART basically working.
This commit is contained in:
Thomas Kolb
commit
f172e071f8
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@ -0,0 +1,30 @@
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|||
[target.'cfg(all(target_arch = "arm", target_os = "none"))']
|
||||
# Choose a default "cargo run" tool:
|
||||
# - probe-run provides flashing and defmt via a hardware debugger
|
||||
# - cargo embed offers flashing, rtt, defmt and a gdb server via a hardware debugger
|
||||
# it is configured via the Embed.toml in the root of this project
|
||||
# - elf2uf2-rs loads firmware over USB when the rp2040 is in boot mode
|
||||
#runner = "probe-run --chip RP2040"
|
||||
# runner = "cargo embed"
|
||||
runner = "elf2uf2-rs -d"
|
||||
|
||||
rustflags = [
|
||||
"-C", "link-arg=--nmagic",
|
||||
"-C", "link-arg=-Tlink.x",
|
||||
|
||||
# "-C", "link-arg=-Tdefmt.x",
|
||||
# "-C", "linker=flip-link",
|
||||
|
||||
# Code-size optimizations.
|
||||
# trap unreachable can save a lot of space, but requires nightly compiler.
|
||||
# uncomment the next line if you wish to enable it
|
||||
# "-Z", "trap-unreachable=no",
|
||||
"-C", "inline-threshold=5",
|
||||
"-C", "no-vectorize-loops",
|
||||
]
|
||||
|
||||
[build]
|
||||
target = "thumbv6m-none-eabi"
|
||||
|
||||
[env]
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||||
DEFMT_LOG = "debug"
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||||
|
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@ -0,0 +1 @@
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/target
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||||
|
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@ -0,0 +1,477 @@
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|||
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||||
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|
||||
"vcell",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rtic-monotonic"
|
||||
version = "1.0.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "fb8b0b822d1a366470b9cea83a1d4e788392db763539dc4ba022bcc787fece82"
|
||||
|
||||
[[package]]
|
||||
name = "rustc_version"
|
||||
version = "0.2.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
|
||||
dependencies = [
|
||||
"semver",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "semver"
|
||||
version = "0.9.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
|
||||
dependencies = [
|
||||
"semver-parser",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "semver-parser"
|
||||
version = "0.7.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
|
||||
|
||||
[[package]]
|
||||
name = "stable_deref_trait"
|
||||
version = "1.2.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
|
||||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "1.0.107"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1f4064b5b16e03ae50984a5a8ed5d4f8803e6bc1fd170a3cda91a1be4b18e3f5"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "unicode-ident"
|
||||
version = "1.0.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
|
||||
|
||||
[[package]]
|
||||
name = "usb-device"
|
||||
version = "0.2.9"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1f6cc3adc849b5292b4075fc0d5fdcf2f24866e88e336dd27a8943090a520508"
|
||||
|
||||
[[package]]
|
||||
name = "vcell"
|
||||
version = "0.1.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "77439c1b53d2303b20d9459b1ade71a83c716e3f9c34f3228c00e6f185d6c002"
|
||||
|
||||
[[package]]
|
||||
name = "version_check"
|
||||
version = "0.9.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
|
||||
|
||||
[[package]]
|
||||
name = "void"
|
||||
version = "1.0.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
|
||||
|
||||
[[package]]
|
||||
name = "volatile-register"
|
||||
version = "0.2.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "9ee8f19f9d74293faf70901bc20ad067dc1ad390d2cbf1e3f75f721ffee908b6"
|
||||
dependencies = [
|
||||
"vcell",
|
||||
]
|
||||
|
|
@ -0,0 +1,64 @@
|
|||
[package]
|
||||
name = "handkurbel"
|
||||
version = "0.1.0"
|
||||
edition = "2021"
|
||||
|
||||
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||
|
||||
|
||||
[package.metadata.docs.rs]
|
||||
features = ["rt", "rom-v2-intrinsics", "defmt", "rtic-monotonic"]
|
||||
targets = ["thumbv6m-none-eabi"]
|
||||
|
||||
[dependencies]
|
||||
cortex-m = "0.7.2"
|
||||
embedded-hal = { version = "0.2.5", features = ["unproven"] }
|
||||
eh1_0_alpha = { package = "embedded-hal", version = "=1.0.0-alpha.9", optional = true }
|
||||
embedded-dma = "0.2.0"
|
||||
fugit = "0.3.6"
|
||||
itertools = { version = "0.10.1", default-features = false }
|
||||
nb = "1.0"
|
||||
rp2040-pac = "0.4.0"
|
||||
paste = "1.0"
|
||||
pio = "0.2.0"
|
||||
rp2040-hal = "0.7.0"
|
||||
rp2040-hal-macros = "0.1.0"
|
||||
usb-device = "0.2.9"
|
||||
vcell = "0.1"
|
||||
void = { version = "1.0.2", default-features = false }
|
||||
rand_core = "0.6.3"
|
||||
critical-section = { version = "1.0.0" }
|
||||
|
||||
chrono = { version = "0.4", default-features = false, optional = true }
|
||||
|
||||
defmt = { version = ">=0.2.0, <0.4", optional = true }
|
||||
|
||||
rtic-monotonic = { version = "1.0.0", optional = true }
|
||||
|
||||
#[dev-dependencies]
|
||||
cortex-m-rt = "0.7"
|
||||
panic-halt = "0.2.0"
|
||||
rp2040-boot2 = "0.2.1"
|
||||
|
||||
[features]
|
||||
# Minimal startup / runtime for Cortex-M microcontrollers
|
||||
rt = ["rp2040-pac/rt"]
|
||||
|
||||
# Memoize(cache) ROM function pointers on first use to improve performance
|
||||
rom-func-cache = []
|
||||
|
||||
# Disable automatic mapping of language features (like floating point math) to ROM functions
|
||||
disable-intrinsics = []
|
||||
|
||||
# This enables ROM functions for f64 math that were not present in the earliest RP2040s
|
||||
rom-v2-intrinsics = []
|
||||
|
||||
# This enables a fix for USB errata 5: USB device fails to exit RESET state on busy USB bus.
|
||||
# Only required for RP2040 B0 and RP2040 B1, but it also works for RP2040 B2 and above
|
||||
rp2040-e5 = []
|
||||
|
||||
# critical section that is safe for multicore use
|
||||
critical-section-impl = ["critical-section/restore-state-u8"]
|
||||
|
||||
[build]
|
||||
target = "thumbv6m-none-eabi"
|
||||
|
|
@ -0,0 +1,15 @@
|
|||
MEMORY {
|
||||
BOOT2 : ORIGIN = 0x10000000, LENGTH = 0x100
|
||||
FLASH : ORIGIN = 0x10000100, LENGTH = 2048K - 0x100
|
||||
RAM : ORIGIN = 0x20000000, LENGTH = 256K
|
||||
}
|
||||
|
||||
EXTERN(BOOT2_FIRMWARE)
|
||||
|
||||
SECTIONS {
|
||||
/* ### Boot loader */
|
||||
.boot2 ORIGIN(BOOT2) :
|
||||
{
|
||||
KEEP(*(.boot2));
|
||||
} > BOOT2
|
||||
} INSERT BEFORE .text;
|
||||
|
|
@ -0,0 +1,158 @@
|
|||
//! # PWM Blink Example
|
||||
//!
|
||||
//! If you have an LED connected to pin 25, it will fade the LED using the PWM
|
||||
//! peripheral.
|
||||
//!
|
||||
//! It may need to be adapted to your particular board layout and/or pin assignment.
|
||||
//!
|
||||
//! See the `Cargo.toml` file for Copyright and license details.
|
||||
|
||||
#![no_std]
|
||||
#![no_main]
|
||||
|
||||
// Ensure we halt the program on panic (if we don't mention this crate it won't
|
||||
// be linked)
|
||||
use panic_halt as _;
|
||||
|
||||
// Alias for our HAL crate
|
||||
use rp2040_hal as hal;
|
||||
|
||||
// Some traits we need
|
||||
use embedded_hal::PwmPin;
|
||||
use fugit::RateExtU32;
|
||||
use rp2040_hal::clocks::Clock;
|
||||
|
||||
// A shorter alias for the Peripheral Access Crate, which provides low-level
|
||||
// register access
|
||||
use hal::pac;
|
||||
|
||||
// UART related types
|
||||
use hal::uart::{DataBits, StopBits, UartConfig};
|
||||
|
||||
/// The linker will place this boot block at the start of our program image. We
|
||||
/// need this to help the ROM bootloader get our code up and running.
|
||||
/// Note: This boot block is not necessary when using a rp-hal based BSP
|
||||
/// as the BSPs already perform this step.
|
||||
#[link_section = ".boot2"]
|
||||
#[used]
|
||||
pub static BOOT2: [u8; 256] = rp2040_boot2::BOOT_LOADER_GENERIC_03H;
|
||||
|
||||
/// The minimum PWM value (i.e. LED brightness) we want
|
||||
const LOW: u16 = 0;
|
||||
|
||||
/// The maximum PWM value (i.e. LED brightness) we want
|
||||
const HIGH: u16 = 25000;
|
||||
|
||||
/// External high-speed crystal on the Raspberry Pi Pico board is 12 MHz. Adjust
|
||||
/// if your board has a different frequency
|
||||
const XTAL_FREQ_HZ: u32 = 12_000_000u32;
|
||||
|
||||
/// Entry point to our bare-metal application.
|
||||
///
|
||||
/// The `#[rp2040_hal::entry]` macro ensures the Cortex-M start-up code calls this function
|
||||
/// as soon as all global variables and the spinlock are initialised.
|
||||
///
|
||||
/// The function configures the RP2040 peripherals, then fades the LED in an
|
||||
/// infinite loop.
|
||||
#[rp2040_hal::entry]
|
||||
fn main() -> ! {
|
||||
// Grab our singleton objects
|
||||
let mut pac = pac::Peripherals::take().unwrap();
|
||||
let core = pac::CorePeripherals::take().unwrap();
|
||||
|
||||
// Set up the watchdog driver - needed by the clock setup code
|
||||
let mut watchdog = hal::Watchdog::new(pac.WATCHDOG);
|
||||
|
||||
// Configure the clocks
|
||||
//
|
||||
// The default is to generate a 125 MHz system clock
|
||||
let clocks = hal::clocks::init_clocks_and_plls(
|
||||
XTAL_FREQ_HZ,
|
||||
pac.XOSC,
|
||||
pac.CLOCKS,
|
||||
pac.PLL_SYS,
|
||||
pac.PLL_USB,
|
||||
&mut pac.RESETS,
|
||||
&mut watchdog,
|
||||
)
|
||||
.ok()
|
||||
.unwrap();
|
||||
|
||||
// The single-cycle I/O block controls our GPIO pins
|
||||
let sio = hal::Sio::new(pac.SIO);
|
||||
|
||||
// Set the pins up according to their function on this particular board
|
||||
let pins = hal::gpio::Pins::new(
|
||||
pac.IO_BANK0,
|
||||
pac.PADS_BANK0,
|
||||
sio.gpio_bank0,
|
||||
&mut pac.RESETS,
|
||||
);
|
||||
|
||||
// The delay object lets us wait for specified amounts of time (in
|
||||
// milliseconds)
|
||||
let mut delay = cortex_m::delay::Delay::new(core.SYST, clocks.system_clock.freq().to_Hz());
|
||||
|
||||
// UART
|
||||
let uart_pins = (
|
||||
// UART TX (characters sent from RP2040) on pin 1 (GPIO0)
|
||||
pins.gpio0.into_mode::<hal::gpio::FunctionUart>(),
|
||||
// UART RX (characters received by RP2040) on pin 2 (GPIO1)
|
||||
pins.gpio1.into_mode::<hal::gpio::FunctionUart>(),
|
||||
);
|
||||
let uart = hal::uart::UartPeripheral::new(pac.UART0, uart_pins, &mut pac.RESETS)
|
||||
.enable(
|
||||
UartConfig::new(9600.Hz(), DataBits::Eight, None, StopBits::One),
|
||||
clocks.peripheral_clock.freq(),
|
||||
)
|
||||
.unwrap();
|
||||
|
||||
// Init PWMs
|
||||
let mut pwm_slices = hal::pwm::Slices::new(pac.PWM, &mut pac.RESETS);
|
||||
|
||||
// Configure PWM4
|
||||
let pwm5 = &mut pwm_slices.pwm5;
|
||||
pwm5.set_ph_correct();
|
||||
pwm5.set_div_int(4);
|
||||
pwm5.set_div_frac((88 << 4) / 100);
|
||||
pwm5.set_top(512);
|
||||
pwm5.enable();
|
||||
|
||||
let pwm6 = &mut pwm_slices.pwm6;
|
||||
pwm6.set_ph_correct();
|
||||
pwm6.enable();
|
||||
let pwm7 = &mut pwm_slices.pwm7;
|
||||
pwm7.set_ph_correct();
|
||||
pwm7.enable();
|
||||
|
||||
// Output channel B on PWM4 to GPIO 25
|
||||
let channel1 = &mut pwm6.channel_b;
|
||||
channel1.output_to(pins.gpio13);
|
||||
let channel2 = &mut pwm7.channel_a;
|
||||
channel2.output_to(pins.gpio14);
|
||||
let channel3 = &mut pwm7.channel_b;
|
||||
channel3.output_to(pins.gpio15);
|
||||
|
||||
let pwr_switch_ch = &mut pwm5.channel_a;
|
||||
pwr_switch_ch.output_to(pins.gpio10);
|
||||
pwr_switch_ch.set_duty(450);
|
||||
|
||||
let mut ch_val: [u16; 3] = [LOW, LOW + (HIGH - LOW) / 3, LOW + 2 * (HIGH - LOW) / 3];
|
||||
|
||||
uart.write_full_blocking(b"Initialization complete!\r\n");
|
||||
|
||||
// Infinite loop, fading LED up and down
|
||||
loop {
|
||||
for i in 0..ch_val.len() {
|
||||
ch_val[i] += 1;
|
||||
if ch_val[i] > HIGH {
|
||||
ch_val[i] -= HIGH - LOW;
|
||||
}
|
||||
}
|
||||
|
||||
channel1.set_duty(ch_val[0]);
|
||||
channel2.set_duty(ch_val[1]);
|
||||
channel3.set_duty(ch_val[2]);
|
||||
delay.delay_us(50);
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue