Fix Buzzer (pin) init for uninitialized FastIO (MarlinFirmware#19559)

vgadreau · Dec 9, 2020 · 83a1c07 · 83a1c07
1 parent 89bc1d3
commit 83a1c07
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Showing 2 changed files with 7 additions and 2 deletions.
diff --git a/Marlin/src/MarlinCore.cpp b/Marlin/src/MarlinCore.cpp
@@ -1048,6 +1048,11 @@ void setup() {
  SERIAL_ECHO_MSG("Compiled: " __DATE__);
  SERIAL_ECHO_MSG(STR_FREE_MEMORY, freeMemory(), STR_PLANNER_BUFFER_BYTES, (int)sizeof(block_t) * (BLOCK_BUFFER_SIZE));
 
+ // Init buzzer pin(s)
+ #if USE_BEEPER
+ SETUP_RUN(buzzer.init());
+ #endif
+
  // Set up LEDs early
  #if HAS_COLOR_LEDS
  SETUP_RUN(leds.setup());

diff --git a/Marlin/src/libs/buzzer.h b/Marlin/src/libs/buzzer.h
@@ -84,9 +84,9 @@
 
  public:
  /**
- * @brief Class constructor
+ * @brief Init Buzzer
  */
- Buzzer() {
+ static inline void init() {
  SET_OUTPUT(BEEPER_PIN);
  reset();
  }