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stm32/rcc: unify h5 and h7.

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This commit is contained in:
Dario Nieuwenhuis
2023-09-19 04:22:57 +02:00
parent e313ca4ae8
commit 83b4c01273
26 changed files with 1195 additions and 1529 deletions
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34
examples/stm32h7/src/bin/adc.rs
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@ -5,8 +5,6 @@
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::adc::{Adc, SampleTime};
use embassy_stm32::rcc::AdcClockSource;
use embassy_stm32::time::mhz;
use embassy_stm32::Config;
use embassy_time::{Delay, Duration, Timer};
use {defmt_rtt as _, panic_probe as _};
@ -14,10 +12,34 @@ use {defmt_rtt as _, panic_probe as _};
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(200));
config.rcc.per_ck = Some(mhz(64));
config.rcc.adc_clock_source = AdcClockSource::PerCk;
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: Some(8), // SPI1 cksel defaults to pll1_q
divr: None,
});
config.rcc.pll2 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(8), // 100mhz
divq: None,
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
config.rcc.adc_clock_source = AdcClockSource::PLL2_P;
}
let mut p = embassy_stm32::init(config);
info!("Hello World!");

33
examples/stm32h7/src/bin/camera.rs
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@ -6,8 +6,8 @@ use embassy_executor::Spawner;
use embassy_stm32::dcmi::{self, *};
use embassy_stm32::gpio::{Level, Output, Speed};
use embassy_stm32::i2c::I2c;
use embassy_stm32::rcc::{Mco, Mco1Source, McoClock};
use embassy_stm32::time::{khz, mhz};
use embassy_stm32::rcc::{Mco, Mco1Source};
use embassy_stm32::time::khz;
use embassy_stm32::{bind_interrupts, i2c, peripherals, Config};
use embassy_time::{Duration, Timer};
use ov7725::*;
@ -26,17 +26,30 @@ bind_interrupts!(struct Irqs {
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(400));
config.rcc.pll1.q_ck = Some(mhz(100));
config.rcc.pclk1 = Some(mhz(100));
config.rcc.pclk2 = Some(mhz(100));
config.rcc.pclk3 = Some(mhz(100));
config.rcc.pclk4 = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: Some(8), // 100mhz
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
}
let p = embassy_stm32::init(config);
defmt::info!("Hello World!");
let mco = Mco::new(p.MCO1, p.PA8, Mco1Source::Hsi, McoClock::Divided(3));
let mco = Mco::new(p.MCO1, p.PA8, Mco1Source::HSI, 3);
let mut led = Output::new(p.PE3, Level::High, Speed::Low);
let cam_i2c = I2c::new(

32
examples/stm32h7/src/bin/dac.rs
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@ -6,7 +6,6 @@ use cortex_m_rt::entry;
use defmt::*;
use embassy_stm32::dac::{DacCh1, DacChannel, Value};
use embassy_stm32::dma::NoDma;
use embassy_stm32::time::mhz;
use embassy_stm32::Config;
use {defmt_rtt as _, panic_probe as _};
@ -15,9 +14,34 @@ fn main() -> ! {
info!("Hello World, dude!");
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(200));
config.rcc.pll1.q_ck = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: Some(8), // SPI1 cksel defaults to pll1_q
divr: None,
});
config.rcc.pll2 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(8), // 100mhz
divq: None,
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
config.rcc.adc_clock_source = AdcClockSource::PLL2_P;
}
let p = embassy_stm32::init(config);
let mut dac = DacCh1::new(p.DAC1, NoDma, p.PA4);

33
examples/stm32h7/src/bin/dac_dma.rs
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@ -8,7 +8,7 @@ use embassy_stm32::dac::{DacChannel, ValueArray};
use embassy_stm32::pac::timer::vals::{Mms, Opm};
use embassy_stm32::peripherals::{TIM6, TIM7};
use embassy_stm32::rcc::low_level::RccPeripheral;
use embassy_stm32::time::{mhz, Hertz};
use embassy_stm32::time::Hertz;
use embassy_stm32::timer::low_level::Basic16bitInstance;
use micromath::F32Ext;
use {defmt_rtt as _, panic_probe as _};
@ -22,9 +22,34 @@ pub type Dac2Type =
#[embassy_executor::main]
async fn main(spawner: Spawner) {
let mut config = embassy_stm32::Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(100));
config.rcc.pll1.q_ck = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: Some(8), // SPI1 cksel defaults to pll1_q
divr: None,
});
config.rcc.pll2 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(8), // 100mhz
divq: None,
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
config.rcc.adc_clock_source = AdcClockSource::PLL2_P;
}
// Initialize the board and obtain a Peripherals instance
let p: embassy_stm32::Peripherals = embassy_stm32::init(config);

28
examples/stm32h7/src/bin/eth.rs
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@ -10,7 +10,6 @@ use embassy_stm32::eth::generic_smi::GenericSMI;
use embassy_stm32::eth::{Ethernet, PacketQueue};
use embassy_stm32::peripherals::ETH;
use embassy_stm32::rng::Rng;
use embassy_stm32::time::mhz;
use embassy_stm32::{bind_interrupts, eth, peripherals, rng, Config};
use embassy_time::{Duration, Timer};
use embedded_io_async::Write;
@ -33,9 +32,27 @@ async fn net_task(stack: &'static Stack<Device>) -> ! {
#[embassy_executor::main]
async fn main(spawner: Spawner) -> ! {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(200));
config.rcc.pll1.q_ck = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.hsi48 = true; // needed for RNG
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: None,
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
}
let p = embassy_stm32::init(config);
info!("Hello World!");
@ -102,6 +119,7 @@ async fn main(spawner: Spawner) -> ! {
let r = socket.connect(remote_endpoint).await;
if let Err(e) = r {
info!("connect error: {:?}", e);
Timer::after(Duration::from_secs(1)).await;
continue;
}
info!("connected!");
@ -109,7 +127,7 @@ async fn main(spawner: Spawner) -> ! {
let r = socket.write_all(b"Hello\n").await;
if let Err(e) = r {
info!("write error: {:?}", e);
continue;
break;
}
Timer::after(Duration::from_secs(1)).await;
}

27
examples/stm32h7/src/bin/eth_client.rs
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@ -10,7 +10,6 @@ use embassy_stm32::eth::generic_smi::GenericSMI;
use embassy_stm32::eth::{Ethernet, PacketQueue};
use embassy_stm32::peripherals::ETH;
use embassy_stm32::rng::Rng;
use embassy_stm32::time::mhz;
use embassy_stm32::{bind_interrupts, eth, peripherals, rng, Config};
use embassy_time::{Duration, Timer};
use embedded_io_async::Write;
@ -34,9 +33,27 @@ async fn net_task(stack: &'static Stack<Device>) -> ! {
#[embassy_executor::main]
async fn main(spawner: Spawner) -> ! {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(200));
config.rcc.pll1.q_ck = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.hsi48 = true; // needed for RNG
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: None,
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
}
let p = embassy_stm32::init(config);
info!("Hello World!");
@ -108,7 +125,7 @@ async fn main(spawner: Spawner) -> ! {
let r = connection.write_all(b"Hello\n").await;
if let Err(e) = r {
info!("write error: {:?}", e);
continue;
break;
}
Timer::after(Duration::from_secs(1)).await;
}

24
examples/stm32h7/src/bin/fmc.rs
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@ -5,7 +5,6 @@
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::fmc::Fmc;
use embassy_stm32::time::mhz;
use embassy_stm32::Config;
use embassy_time::{Delay, Duration, Timer};
use {defmt_rtt as _, panic_probe as _};
@ -13,9 +12,26 @@ use {defmt_rtt as _, panic_probe as _};
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(200));
config.rcc.pll1.q_ck = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: Some(8), // 100mhz
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
}
let p = embassy_stm32::init(config);
info!("Hello World!");

30
examples/stm32h7/src/bin/low_level_timer_api.rs
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@ -6,7 +6,7 @@ use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::gpio::low_level::AFType;
use embassy_stm32::gpio::Speed;
use embassy_stm32::time::{khz, mhz, Hertz};
use embassy_stm32::time::{khz, Hertz};
use embassy_stm32::timer::*;
use embassy_stm32::{into_ref, Config, Peripheral, PeripheralRef};
use embassy_time::{Duration, Timer};
@ -15,13 +15,27 @@ use {defmt_rtt as _, panic_probe as _};
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(400));
config.rcc.pll1.q_ck = Some(mhz(100));
config.rcc.pclk1 = Some(mhz(100));
config.rcc.pclk2 = Some(mhz(100));
config.rcc.pclk3 = Some(mhz(100));
config.rcc.pclk4 = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.hsi48 = true; // needed for RNG
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: Some(8), // 100 Mhz
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
}
let p = embassy_stm32::init(config);
info!("Hello World!");

4
examples/stm32h7/src/bin/mco.rs
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@ -5,7 +5,7 @@
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::gpio::{Level, Output, Speed};
use embassy_stm32::rcc::{Mco, Mco1Source, McoClock};
use embassy_stm32::rcc::{Mco, Mco1Source};
use embassy_time::{Duration, Timer};
use {defmt_rtt as _, panic_probe as _};
@ -16,7 +16,7 @@ async fn main(_spawner: Spawner) {
let mut led = Output::new(p.PB14, Level::High, Speed::Low);
let _mco = Mco::new(p.MCO1, p.PA8, Mco1Source::Hsi, McoClock::Divided(8));
let _mco = Mco::new(p.MCO1, p.PA8, Mco1Source::HSI, 8);
loop {
info!("high");

29
examples/stm32h7/src/bin/pwm.rs
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@ -5,7 +5,7 @@
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::gpio::OutputType;
use embassy_stm32::time::{khz, mhz};
use embassy_stm32::time::khz;
use embassy_stm32::timer::simple_pwm::{PwmPin, SimplePwm};
use embassy_stm32::timer::Channel;
use embassy_stm32::Config;
@ -15,13 +15,26 @@ use {defmt_rtt as _, panic_probe as _};
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(400));
config.rcc.pll1.q_ck = Some(mhz(100));
config.rcc.pclk1 = Some(mhz(100));
config.rcc.pclk2 = Some(mhz(100));
config.rcc.pclk3 = Some(mhz(100));
config.rcc.pclk4 = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: None,
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
}
let p = embassy_stm32::init(config);
info!("Hello World!");

6
examples/stm32h7/src/bin/rng.rs
View File

@ -5,7 +5,7 @@
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::rng::Rng;
use embassy_stm32::{bind_interrupts, peripherals, rng};
use embassy_stm32::{bind_interrupts, peripherals, rng, Config};
use {defmt_rtt as _, panic_probe as _};
bind_interrupts!(struct Irqs {
@ -14,7 +14,9 @@ bind_interrupts!(struct Irqs {
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let p = embassy_stm32::init(Default::default());
let mut config = Config::default();
config.rcc.hsi48 = true; // needed for RNG.
let p = embassy_stm32::init(config);
info!("Hello World!");
let mut rng = Rng::new(p.RNG, Irqs);

21
examples/stm32h7/src/bin/sdmmc.rs
View File

@ -16,7 +16,26 @@ bind_interrupts!(struct Irqs {
#[embassy_executor::main]
async fn main(_spawner: Spawner) -> ! {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(200));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: Some(4), // default clock chosen by SDMMCSEL. 200 Mhz
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
}
let p = embassy_stm32::init(config);
info!("Hello World!");

23
examples/stm32h7/src/bin/spi.rs
View File

@ -38,9 +38,26 @@ fn main() -> ! {
info!("Hello World!");
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(200));
config.rcc.pll1.q_ck = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: Some(4), // used by SPI3. 100Mhz.
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
}
let p = embassy_stm32::init(config);
let mut spi_config = spi::Config::default();

23
examples/stm32h7/src/bin/spi_dma.rs
View File

@ -34,9 +34,26 @@ fn main() -> ! {
info!("Hello World!");
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(200));
config.rcc.pll1.q_ck = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: Some(4), // used by SPI3. 100Mhz.
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
}
let p = embassy_stm32::init(config);
let mut spi_config = spi::Config::default();

25
examples/stm32h7/src/bin/usb_serial.rs
View File

@ -4,7 +4,6 @@
use defmt::{panic, *};
use embassy_executor::Spawner;
use embassy_stm32::time::mhz;
use embassy_stm32::usb_otg::{Driver, Instance};
use embassy_stm32::{bind_interrupts, peripherals, usb_otg, Config};
use embassy_usb::class::cdc_acm::{CdcAcmClass, State};
@ -22,9 +21,27 @@ async fn main(_spawner: Spawner) {
info!("Hello World!");
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(400));
config.rcc.hclk = Some(mhz(200));
config.rcc.pll1.q_ck = Some(mhz(100));
{
use embassy_stm32::rcc::*;
config.rcc.hsi = Some(Hsi::Mhz64);
config.rcc.csi = true;
config.rcc.hsi48 = true; // needed for USB
config.rcc.pll_src = PllSource::Hsi;
config.rcc.pll1 = Some(Pll {
prediv: 4,
mul: 50,
divp: Some(2),
divq: None,
divr: None,
});
config.rcc.sys = Sysclk::Pll1P; // 400 Mhz
config.rcc.ahb_pre = AHBPrescaler::DIV2; // 200 Mhz
config.rcc.apb1_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb2_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb3_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.apb4_pre = APBPrescaler::DIV2; // 100 Mhz
config.rcc.voltage_scale = VoltageScale::Scale1;
}
let p = embassy_stm32::init(config);
// Create the driver, from the HAL.