Fix LowPower sleep by setting ADMUX to _BV(REFS1) after reading Vcc. F…

…ixes Yveaux#7.
danielrheinbay · Jun 2, 2020 · c034076 · c034076
1 parent 2b2362b
commit c034076
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/Vcc.cpp b/Vcc.cpp
@@ -63,6 +63,9 @@ float Vcc::Read_Volts(void)
   // Apply compensation
   vcc *= m_correction;
 
+  //to fix lowpower drain, ADMUX is changed again.
+  ADMUX = _BV(REFS1); //fixes readVcc current drain in lowPower
+
   return vcc;
 }