max/embassy
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

stm32: Add support for using TIM12 and TIM15 as time driver

Browse Source
This commit is contained in:
Matous Hybl
2022-02-23 11:52:02 +01:00
parent b9a8d649cf
commit 0172ca5b81
3 changed files with 32 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
embassy-stm32/src/time_driver.rs
View File

@ -18,8 +18,12 @@ use crate::rcc::sealed::RccPeripheral;
use crate::timer::sealed::Basic16bitInstance as BasicInstance;
use crate::timer::sealed::GeneralPurpose16bitInstance as Instance;
#[cfg(not(any(time_driver_tim12, time_driver_tim15)))]
const ALARM_COUNT: usize = 3;
#[cfg(any(time_driver_tim12, time_driver_tim15))]
const ALARM_COUNT: usize = 1;
#[cfg(time_driver_tim2)]
type T = peripherals::TIM2;
#[cfg(time_driver_tim3)]
@ -29,6 +33,11 @@ type T = peripherals::TIM4;
#[cfg(time_driver_tim5)]
type T = peripherals::TIM5;
#[cfg(time_driver_tim12)]
type T = peripherals::TIM12;
#[cfg(time_driver_tim15)]
type T = peripherals::TIM15;
foreach_interrupt! {
(TIM2, timer, $block:ident, UP, $irq:ident) => {
#[cfg(time_driver_tim2)]
@ -58,6 +67,20 @@ foreach_interrupt! {
DRIVER.on_interrupt()
}
};
(TIM12, timer, $block:ident, UP, $irq:ident) => {
#[cfg(time_driver_tim12)]
#[interrupt]
fn $irq() {
DRIVER.on_interrupt()
}
};
(TIM15, timer, $block:ident, UP, $irq:ident) => {
#[cfg(time_driver_tim15)]
#[interrupt]
fn $irq() {
DRIVER.on_interrupt()
}
};
}
// Clock timekeeping works with something we call "periods", which are time intervals