feat: it blinks super slow!
This commit is contained in:
parent
5d2919c635
commit
2d8bfaad02
GPG key ID:
8E2B45BC51A27EA7
6 changed files with 16 additions and 104 deletions
37
Cargo.lock
generated
37
Cargo.lock
generated
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@ -61,7 +61,6 @@ checksum = "8ec610d8f49840a5b376c69663b6369e71f4b34484b9b2eb29fb918d92516cb9"
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dependencies = [
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"bare-metal 0.2.5",
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"bitfield",
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"critical-section",
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"embedded-hal",
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"volatile-register",
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]
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@ -86,12 +85,6 @@ dependencies = [
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"syn",
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]
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[[package]]
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name = "critical-section"
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version = "1.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "790eea4361631c5e7d22598ecd5723ff611904e3344ce8720784c93e3d83d40b"
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[[package]]
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name = "embedded-hal"
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version = "0.2.7"
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@ -130,10 +123,8 @@ checksum = "8d5439c4ad607c3c23abf66de8c8bf57ba8adcd1f129e699851a6e43935d339d"
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name = "nucleo-l053r8-blink"
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version = "0.1.0"
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dependencies = [
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"cortex-m",
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"cortex-m-rt",
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"panic-rtt-target",
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"rtt-target",
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"panic-halt",
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"stm32l0xx-hal",
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]
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@ -200,14 +191,10 @@ dependencies = [
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]
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[[package]]
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name = "panic-rtt-target"
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version = "0.1.3"
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name = "panic-halt"
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version = "1.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "608d1d809dd8960d5e8364981279c7ab280a13d98b99eae049885a7ab2b1cbfe"
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dependencies = [
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"critical-section",
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"rtt-target",
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]
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checksum = "a513e167849a384b7f9b746e517604398518590a9142f4846a32e3c2a4de7b11"
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[[package]]
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name = "proc-macro2"
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@ -236,16 +223,6 @@ dependencies = [
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"chrono",
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]
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[[package]]
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name = "rtt-target"
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version = "0.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "10b34c9e6832388e45f3c01f1bb60a016384a0a4ad80cdd7d34913bed25037f0"
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dependencies = [
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"critical-section",
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"ufmt-write",
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]
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[[package]]
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name = "rustc_version"
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version = "0.2.3"
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@ -317,12 +294,6 @@ dependencies = [
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"unicode-ident",
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]
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[[package]]
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name = "ufmt-write"
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version = "0.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e87a2ed6b42ec5e28cc3b94c09982969e9227600b2e3dcbc1db927a84c06bd69"
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[[package]]
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name = "unicode-ident"
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version = "1.0.18"
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28
Cargo.toml
28
Cargo.toml
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@ -3,27 +3,11 @@ name = "nucleo-l053r8-blink"
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version = "0.1.0"
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edition = "2024"
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[dependencies]
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cortex-m = { version = "0.7.7", features = ["critical-section-single-core"] }
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cortex-m-rt = "0.7.3"
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panic-rtt-target = "0.1.3"
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rtt-target = "0.5.0"
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hal = { package = "stm32l0xx-hal", version = "0.10.0", features = [
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"rt",
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# "stm32l0x3",
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# "flash-192",
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# "ram-20",
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# "io-STM32L051",
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# "mcu-STM32L053R8", # does not exist in that crate
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# "disable-linker-script",
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cortex-m-rt = "0.7.5"
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panic-halt = "1.0.0"
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stm32l0xx-hal = { version = "0.10.0", features = [
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"mcu-STM32L053R8Hx",
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] }
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[[bin]]
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name = "nucleo-l053r8-blink"
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test = false
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bench = false
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[profile.release]
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opt-level = 'z' # turn on maximum optimizations. We only have 64kB
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lto = true # Link-time-optimizations for further size reduction
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"rt",
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] } # mcu-STM32L053R8Hx or mcu-STM32L053R8Tx not sure
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13
Embed.toml
13
Embed.toml
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@ -1,13 +0,0 @@
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# i dont think this is used anywhere but am paranoid
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[default.general]
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chip = "STM32L053R8"
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[default.rtt]
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enabled = true
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[default.probe]
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protocol = "Swd"
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[default.gdb]
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enabled = false
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16
build.rs
16
build.rs
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@ -1,17 +1,3 @@
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use std::env;
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use std::fs::File;
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use std::io::Write;
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use std::path::PathBuf;
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fn main() {
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// Put the linker script somewhere the linker can find it
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let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
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File::create(out.join("memory.x"))
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.unwrap()
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.write_all(include_bytes!("memory.x"))
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.unwrap();
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println!("cargo:rustc-link-search={}", out.display());
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println!("cargo:rerun-if-changed=build.rs");
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println!("cargo:rerun-if-changed=memory.x");
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println!("cargo:rustc-link-arg-bins=-Tlink.x");
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}
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8
memory.x
8
memory.x
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@ -1,8 +0,0 @@
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# FLASH 0x08000000 - 0x0802FFFF 192K
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# RAM 0x20000000 - 0x20004FFF 20K
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MEMORY
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{
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FLASH : ORIGIN = 0x08000000, LENGTH = 192K
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RAM : ORIGIN = 0x20000000, LENGTH = 20K
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}
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18
src/main.rs
18
src/main.rs
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@ -1,20 +1,12 @@
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#![no_std]
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#![deny(unsafe_code)]
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#![no_main]
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#![no_std]
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// We need to use cortex_m here so the linker can find it's critical-section, but we import is as
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// an underscore since we don't directly use any of its symbols.
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extern crate cortex_m;
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extern crate panic_halt;
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// The entry import gives us a macro to indicate where the microcontroller should start the
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// program, and also sets up the FPU on our Cortex-M4F.
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use cortex_m_rt::entry;
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use stm32l0xx_hal::{pac, prelude::*, rcc::Config};
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use hal::{pac, prelude::*, rcc::Config};
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// Provides functions that allow printing back to probe-rs.
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use panic_rtt_target as _;
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// use rtt_target::{rprintln, rtt_init_print};
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// Start here, and don't ever return from this function.
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#[entry]
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fn main() -> ! {
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let dp = pac::Peripherals::take().unwrap();
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@ -27,7 +19,7 @@ fn main() -> ! {
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let gpioa = dp.GPIOA.split(&mut rcc);
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// Configure PA1 as output.
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let mut led = gpioa.pa3.into_push_pull_output();
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let mut led = gpioa.pa5.into_push_pull_output();
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loop {
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// Set the LED high one million times in a row.
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