fix

src/gpio/outport.rs

@@ -28,7 +28,7 @@ macro_rules! out_port {
                 Self { $($d),+ }
             }
             const fn value_for_write_bsrr(val: u32) -> u32 {
-                $(let $d = ((val >> $i) & 0b1) != 0;)+
+                $(let $d = (val & (1 << $i)) != 0;)+
                 let r = 0;
                 $(let r = r | (1 << (if $d { $N } else { $N + 16 }));)+
                 r