Added a hook to manually deactivate the microphone when we deep sleep

lancaster-university · Sep 18, 2023 · 0c22efe · 0c22efe
1 parent 3d10777
commit 0c22efe
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diff --git a/inc/MicroBitAudio.h b/inc/MicroBitAudio.h
@@ -190,6 +190,11 @@ namespace codal
          */
         bool isPinEnabled();
 
+        /**
+         * Hook deep sleep events so we can manually turn off/on the microphone power pin.
+         */
+        int deepSleepCallback( deepSleepCallbackReason reason, deepSleepCallbackData *data);
+
         /**
           * Puts the component in (or out of) sleep (low power) mode.
           */

diff --git a/source/MicroBitAudio.cpp b/source/MicroBitAudio.cpp
@@ -228,6 +228,11 @@ MicroBitAudio::~MicroBitAudio()
     }
 }
 
+int MicroBitAudio::deepSleepCallback( deepSleepCallbackReason reason, deepSleepCallbackData *data)
+{
+    deactivateMic();
+}
+
 
 int MicroBitAudio::setSleep(bool doSleep)
 {
-Original file line number
+Diff line change
@@ Expand Up / @@ -228,6 +228,11 @@ MicroBitAudio::~MicroBitAudio() @@
         }
     }
+    int MicroBitAudio::deepSleepCallback( deepSleepCallbackReason reason, deepSleepCallbackData *data)
+    {
+        deactivateMic();
+    }
     int MicroBitAudio::setSleep(bool doSleep)
     {
@@ Expand Down @@