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Use ODR register for Pull::Up or Down

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This commit is contained in:
Joël Schulz-Ansres 2024-05-22 23:44:34 +02:00
parent cc6998be30
commit 2f7bba4668
1 changed files with 12 additions and 10 deletions
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22
embassy-stm32/src/gpio.rs
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@ -689,17 +689,19 @@ pub(crate) trait SealedPin {
#[cfg(gpio_v1)]
{
let crlh = if n < 8 { 0 } else { 1 };
match r.cr(crlh).cnf(n % 8) {
vals::CnfIn::FLOATING => Pull::None,
_ => {
if r.bsrr().read().bs(n % 8) {
Pull::Up
} else if r.bsrr().read().br(n % 8) {
Pull::Down
} else {
Pull::None
match r.cr(crlh).read().mode(n % 8) {
vals::Mode::INPUT => {
match r.cr(crlh).read().cnf_in(n % 8) {
vals::CnfIn::PULL => {
match r.odr().read().odr(n % 8) {
vals::Odr::LOW => Pull::Down,
vals::Odr::HIGH => Pull::Up
}
},
_ => Pull::None
}
}
},
_ => Pull::None
}
}
#[cfg(gpio_v2)]