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fix UART rx (#187)

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Jan Niehusmann 2021-10-30 01:16:43 +02:00 • committed by GitHub
parent fe1e55b8c0
commit 73431a847b
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1 changed files with 7 additions and 5 deletions
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12
rp2040-hal/src/uart.rs
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@ -328,19 +328,21 @@ impl<D: UartDevice> UartPeripheral<Enabled, D> {
if bytes_read < buffer.len() { if bytes_read < buffer.len() {
let mut error: Option<ReadErrorType> = None; let mut error: Option<ReadErrorType> = None;
if self.device.uartdr.read().oe().bit_is_set() { let read = self.device.uartdr.read();
if read.oe().bit_is_set() {
error = Some(ReadErrorType::Overrun); error = Some(ReadErrorType::Overrun);
} }
if self.device.uartdr.read().be().bit_is_set() { if read.be().bit_is_set() {
error = Some(ReadErrorType::Break); error = Some(ReadErrorType::Break);
} }
if self.device.uartdr.read().pe().bit_is_set() { if read.pe().bit_is_set() {
error = Some(ReadErrorType::Parity); error = Some(ReadErrorType::Parity);
} }
if self.device.uartdr.read().fe().bit_is_set() { if read.fe().bit_is_set() {
error = Some(ReadErrorType::Framing); error = Some(ReadErrorType::Framing);
} }
@ -351,7 +353,7 @@ impl<D: UartDevice> UartPeripheral<Enabled, D> {
})); }));
} }
buffer[bytes_read] = self.device.uartdr.read().data().bits(); buffer[bytes_read] = read.data().bits();
bytes_read += 1; bytes_read += 1;
} else { } else {
break &mut buffer[bytes_read..]; break &mut buffer[bytes_read..];