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Fix nb on rp uart

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This commit is contained in:
James Munns 2023-12-18 18:38:13 +01:00
parent 88e77c733c
commit 2b497c1e57
1 changed files with 5 additions and 3 deletions
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8
embassy-rp/src/uart/mod.rs
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@ -820,6 +820,10 @@ impl<'d, T: Instance, M: Mode> embedded_hal_nb::serial::ErrorType for Uart<'d, T
impl<'d, T: Instance, M: Mode> embedded_hal_nb::serial::Read for UartRx<'d, T, M> {
fn read(&mut self) -> nb::Result<u8, Self::Error> {
let r = T::regs();
if r.uartfr().read().rxfe() {
return Err(nb::Error::WouldBlock);
}
let dr = r.uartdr().read();
if dr.oe() {
@ -830,10 +834,8 @@ impl<'d, T: Instance, M: Mode> embedded_hal_nb::serial::Read for UartRx<'d, T, M
Err(nb::Error::Other(Error::Parity))
} else if dr.fe() {
Err(nb::Error::Other(Error::Framing))
} else if dr.fe() {
Ok(dr.data())
} else {
Err(nb::Error::WouldBlock)
Ok(dr.data())
}
}
}