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partial alternate function configuration on STM32f1

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This commit is contained in:
Tobias Pisani
2021-10-09 11:35:05 +02:00
parent f9a576d13d
commit 39880de958
9 changed files with 72 additions and 28 deletions
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13
embassy-stm32/src/i2c/mod.rs
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@ -96,7 +96,6 @@ crate::pac::interrupts!(
};
);
#[cfg(not(rcc_f1))]
macro_rules! impl_pin {
($inst:ident, $pin:ident, $signal:ident, $af:expr) => {
impl $signal<peripherals::$inst> for peripherals::$pin {}
@ -109,6 +108,7 @@ macro_rules! impl_pin {
};
}
#[cfg(not(rcc_f1))]
crate::pac::peripheral_pins!(
($inst:ident, i2c, I2C, $pin:ident, SDA, $af:expr) => {
impl_pin!($inst, $pin, SdaPin, $af);
@ -119,6 +119,17 @@ crate::pac::peripheral_pins!(
};
);
#[cfg(rcc_f1)]
crate::pac::peripheral_pins!(
($inst:ident, i2c, I2C, $pin:ident, SDA) => {
impl_pin!($inst, $pin, SdaPin, 0);
};
($inst:ident, i2c, I2C, $pin:ident, SCL) => {
impl_pin!($inst, $pin, SclPin, 0);
};
);
macro_rules! impl_dma {
($inst:ident, {dmamux: $dmamux:ident}, $signal:ident, $request:expr) => {
impl<T> sealed::$signal<peripherals::$inst> for T