1 files changed, 1 insertions, 1 deletions

diff --git a/examples/rp/src/bin/pio_onewire.rs b/examples/rp/src/bin/pio_onewire.rs
index 102f13c45..6432edb8a 100644
--- a/examples/rp/src/bin/pio_onewire.rs
+++ b/examples/rp/src/bin/pio_onewire.rs
@@ -61,7 +61,7 @@ async fn main(_spawner: Spawner) {
             let mut data = [0; 9];
             onewire.read_bytes(&mut data).await;
             if crc8(&data) == 0 {
-                let temp = ((data[1] as u32) << 8 | data[0] as u32) as f32 / 16.;
+                let temp = ((data[1] as i16) << 8 | data[0] as i16) as f32 / 16.;
                 info!("Read device {:x}: {} deg C", device, temp);
             } else {
                 warn!("Reading device {:x} failed", device);