Merge pull request #3207 from chromhelm/master

Fixed bug with HWSerial flushing
2015-05-28 09:44:46 +02:00 · 2015-05-28 09:44:46 +02:00 · cd7eae098c
parent 1bc9ee33f8 3e7e138484
commit cd7eae098c
1 changed files with 1 additions and 0 deletions
--- a/cores/arduino/HardwareSerial.cpp
+++ b/cores/arduino/HardwareSerial.cpp
@ -220,6 +220,7 @@ size_t HardwareSerial::write(uint8_t c)
  if (_tx_buffer_head == _tx_buffer_tail && bit_is_set(*_ucsra, UDRE0)) {
    *_udr = c;
    sbi(*_ucsra, TXC0);
+     _written = true;
    return 1;
  }
  tx_buffer_index_t i = (_tx_buffer_head + 1) % SERIAL_TX_BUFFER_SIZE;