feature(1355): Add trigger to task, triggered + clear to Event

embassy-nrf/src/ppi/mod.rs

@@ -137,6 +137,11 @@ impl Task {
         Self(ptr)
     }
 
+    // Triggers this task.
+    pub unsafe fn trigger(&mut self) {
+        self.0.write(|w| unsafe { w.bits(1) });
+    }
+
     pub(crate) fn from_reg<T>(reg: &T) -> Self {
         Self(unsafe { NonNull::new_unchecked(reg as *const _ as *mut _) })
     }
@@ -173,6 +178,16 @@ impl Event {
         Self(unsafe { NonNull::new_unchecked(reg as *const _ as *mut _) })
     }
 
+    // Describes whether this Event is currently in a triggered state.
+    pub unsafe fn is_triggered(&self) -> bool {
+        self.0.read().bits() == 1
+    }
+
+    // Clear the current register's triggered state, reverting it to 0.
+    pub unsafe fn clear(&mut self) {
+        self.0.write(|w| unsafe { w.bits(0) });
+    }
+
     /// Address of publish register for this event.
     #[cfg(feature = "_dppi")]
     pub fn publish_reg(&self) -> *mut u32 {