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stm32/rcc: refactor f7.

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This commit is contained in:
Dario Nieuwenhuis
2023-10-18 03:16:36 +02:00
parent 361fde35cf
commit 67010d123c
6 changed files with 358 additions and 287 deletions
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22
examples/stm32f7/src/bin/eth.rs
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@@ -10,7 +10,7 @@ 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::time::Hertz;
use embassy_stm32::{bind_interrupts, eth, peripherals, rng, Config};
use embassy_time::Timer;
use embedded_io_async::Write;
@@ -33,7 +33,25 @@ 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(200));
{
use embassy_stm32::rcc::*;
config.rcc.hse = Some(Hse {
freq: Hertz(8_000_000),
mode: HseMode::Bypass,
});
config.rcc.pll_src = PllSource::HSE;
config.rcc.pll = Some(Pll {
prediv: PllPreDiv::DIV4,
mul: PllMul::MUL216,
divp: Some(Pllp::DIV2), // 8mhz / 4 * 216 / 2 = 216Mhz
divq: None,
divr: None,
});
config.rcc.ahb_pre = AHBPrescaler::DIV1;
config.rcc.apb1_pre = APBPrescaler::DIV4;
config.rcc.apb2_pre = APBPrescaler::DIV2;
config.rcc.sys = Sysclk::PLL1_P;
}
let p = embassy_stm32::init(config);
info!("Hello World!");

4
examples/stm32f7/src/bin/hello.rs
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@@ -4,15 +4,13 @@
use defmt::info;
use embassy_executor::Spawner;
use embassy_stm32::time::Hertz;
use embassy_stm32::Config;
use embassy_time::Timer;
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(Hertz(84_000_000));
let config = Config::default();
let _p = embassy_stm32::init(config);
loop {

23
examples/stm32f7/src/bin/sdmmc.rs
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@@ -5,7 +5,7 @@
use defmt::*;
use embassy_executor::Spawner;
use embassy_stm32::sdmmc::Sdmmc;
use embassy_stm32::time::mhz;
use embassy_stm32::time::{mhz, Hertz};
use embassy_stm32::{bind_interrupts, peripherals, sdmmc, Config};
use {defmt_rtt as _, panic_probe as _};
@@ -16,8 +16,25 @@ bind_interrupts!(struct Irqs {
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let mut config = Config::default();
config.rcc.sys_ck = Some(mhz(200));
config.rcc.pll48 = true;
{
use embassy_stm32::rcc::*;
config.rcc.hse = Some(Hse {
freq: Hertz(8_000_000),
mode: HseMode::Bypass,
});
config.rcc.pll_src = PllSource::HSE;
config.rcc.pll = Some(Pll {
prediv: PllPreDiv::DIV4,
mul: PllMul::MUL216,
divp: Some(Pllp::DIV2), // 8mhz / 4 * 216 / 2 = 216Mhz
divq: Some(Pllq::DIV9), // 8mhz / 4 * 216 / 9 = 48Mhz
divr: None,
});
config.rcc.ahb_pre = AHBPrescaler::DIV1;
config.rcc.apb1_pre = APBPrescaler::DIV4;
config.rcc.apb2_pre = APBPrescaler::DIV2;
config.rcc.sys = Sysclk::PLL1_P;
}
let p = embassy_stm32::init(config);
info!("Hello World!");

25
examples/stm32f7/src/bin/usb_serial.rs
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@@ -4,7 +4,7 @@
use defmt::{panic, *};
use embassy_executor::Spawner;
use embassy_stm32::time::mhz;
use embassy_stm32::time::Hertz;
use embassy_stm32::usb_otg::{Driver, Instance};
use embassy_stm32::{bind_interrupts, peripherals, usb_otg, Config};
use embassy_usb::class::cdc_acm::{CdcAcmClass, State};
@@ -22,10 +22,25 @@ async fn main(_spawner: Spawner) {
info!("Hello World!");
let mut config = Config::default();
config.rcc.hse = Some(mhz(8));
config.rcc.pll48 = true;
config.rcc.sys_ck = Some(mhz(200));
{
use embassy_stm32::rcc::*;
config.rcc.hse = Some(Hse {
freq: Hertz(8_000_000),
mode: HseMode::Bypass,
});
config.rcc.pll_src = PllSource::HSE;
config.rcc.pll = Some(Pll {
prediv: PllPreDiv::DIV4,
mul: PllMul::MUL216,
divp: Some(Pllp::DIV2), // 8mhz / 4 * 216 / 2 = 216Mhz
divq: Some(Pllq::DIV9), // 8mhz / 4 * 216 / 9 = 48Mhz
divr: None,
});
config.rcc.ahb_pre = AHBPrescaler::DIV1;
config.rcc.apb1_pre = APBPrescaler::DIV4;
config.rcc.apb2_pre = APBPrescaler::DIV2;
config.rcc.sys = Sysclk::PLL1_P;
}
let p = embassy_stm32::init(config);
// Create the driver, from the HAL.