use 0xff as default if eeprom is not yet valid

cmaglie · Sep 4, 2017 · 75dec50 · 75dec50
1 parent 44dc6e4
commit 75dec50
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/FlashAsEEPROM.cpp b/src/FlashAsEEPROM.cpp
@@ -50,6 +50,9 @@ void EEPROMClass::write(int address, uint8_t value)
 void EEPROMClass::init()
 {
   _eeprom = eeprom_storage.read();
+  if (!_eeprom.valid) {
+    memset(_eeprom.data, 0xFF, EEPROM_EMULATION_SIZE);
+  }
   _initialized = true;
 }