rtc: fix a documentation bug

Author: newAM

CHANGELOG.md

@@ -10,6 +10,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added `Rtc::calibrate_lp` to calibrate the RTC.
 - Added `Rtc::recalibration_pending`.
 
+### Fixed
+- Fixed a documentation bug in `rtc::Alarm`.  Values are masked if `true`, but the documentation indicated they are masked if `false`.
+
 ## [0.5.1] - 2022-05-14
 ### Added
 - Added `Rtc::alarm_{a,b}` to get the alarm value.

hal/src/rtc/alarm.rs

@@ -136,8 +136,8 @@ impl Alarm {
 
     /// Set the alarm seconds mask.
     ///
-    /// * `true`: Alarm is set if the seconds match.
-    /// * `false`: Seconds are "do not care" in the alarm comparison.
+    /// * `false`: Alarm is set if the seconds match.
+    /// * `true`: Seconds are "do not care" in the alarm comparison.
     ///
     /// # Example
     ///
@@ -209,8 +209,8 @@ impl Alarm {
 
     /// Set the alarm minutes mask.
     ///
-    /// * `true`: Alarm is set if the minutes match.
-    /// * `false`: Minutes are "do not care" in the alarm comparison.
+    /// * `false`: Alarm is set if the minutes match.
+    /// * `true`: Minutes are "do not care" in the alarm comparison.
     ///
     /// # Example
     ///
@@ -282,8 +282,8 @@ impl Alarm {
 
     /// Set the alarm hours mask.
     ///
-    /// * `true`: Alarm is set if the hours match.
-    /// * `false`: Hours are "do not care" in the alarm comparison.
+    /// * `false`: Alarm is set if the hours match.
+    /// * `true`: Hours are "do not care" in the alarm comparison.
     ///
     /// # Example
     ///
@@ -408,8 +408,8 @@ impl Alarm {
 
     /// Set the alarm day / weekday mask.
     ///
-    /// * `true`: Alarm is set if the days / weekdays match.
-    /// * `false`: Days / weekdays are "do not care" in the alarm comparison.
+    /// * `false`: Alarm is set if the days / weekdays match.
+    /// * `true`: Days / weekdays are "do not care" in the alarm comparison.
     ///
     /// # Example
     ///