diff options
| -rw-r--r-- | embassy-rp/src/pio/mod.rs | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/embassy-rp/src/pio/mod.rs b/embassy-rp/src/pio/mod.rs index 2e5c57a26..1f7adbda3 100644 --- a/embassy-rp/src/pio/mod.rs +++ b/embassy-rp/src/pio/mod.rs | |||
| @@ -324,6 +324,10 @@ impl<'d, PIO: Instance, const SM: usize> StateMachineRx<'d, PIO, SM> { | |||
| 324 | } | 324 | } |
| 325 | 325 | ||
| 326 | /// Pull data from RX FIFO. | 326 | /// Pull data from RX FIFO. |
| 327 | /// | ||
| 328 | /// This function doesn't check if there is data available to be read. | ||
| 329 | /// If the rx FIFO is empty, an undefined value is returned. If you only | ||
| 330 | /// want to pull if data is available, use `try_pull` instead. | ||
| 327 | pub fn pull(&mut self) -> u32 { | 331 | pub fn pull(&mut self) -> u32 { |
| 328 | PIO::PIO.rxf(SM).read() | 332 | PIO::PIO.rxf(SM).read() |
| 329 | } | 333 | } |