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Add AFType::Input for input configurations.

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This commit is contained in:
Tobias Pisani
2021-10-11 22:50:33 +02:00
parent 259e84e68e
commit 2cbb8a7ece
2 changed files with 16 additions and 14 deletions
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12
embassy-stm32/src/gpio.rs
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@ -354,9 +354,7 @@ pub(crate) mod sealed {
#[derive(Debug)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
pub enum AFType {
// InputFloating,
// InputPullUp,
// InputPullDown,
Input,
OutputPushPull,
OutputOpenDrain,
}
@ -405,7 +403,12 @@ pub(crate) mod sealed {
let n = self._pin() as usize;
let crlh = if n < 8 { 0 } else { 1 };
match af_type {
// TODO: Do we need to configure input AF pins differently?
AFType::Input => {
r.cr(crlh).modify(|w| {
w.set_mode(n % 8, vals::Mode::INPUT);
w.set_cnf(n % 8, vals::Cnf::PUSHPULL);
});
}
AFType::OutputPushPull => {
r.cr(crlh).modify(|w| {
w.set_mode(n % 8, vals::Mode::OUTPUT50);
@ -428,6 +431,7 @@ pub(crate) mod sealed {
.afr(pin / 8)
.modify(|w| w.set_afr(pin % 8, vals::Afr(af_num)));
match af_type {
AFType::Input => {}
AFType::OutputPushPull => {
block.otyper().modify(|w| w.set_ot(pin, vals::Ot::PUSHPULL))
}