#if defined => #ifdef / PIN_EXISTS

2017-03-20 15:47:51 -05:00
parent e244399766
commit cd882b88db
9 changed files with 23 additions and 23 deletions
--- a/Marlin/MarlinSerial.cpp
+++ b/Marlin/MarlinSerial.cpp
@ -89,7 +89,7 @@ FORCE_INLINE void store_char(unsigned char c) {
    }
  }

-  #if defined(M_USARTx_UDRE_vect)
+  #ifdef M_USARTx_UDRE_vect
    ISR(M_USARTx_UDRE_vect) {
      _tx_udr_empty_irq();
    }
@ -97,7 +97,7 @@ FORCE_INLINE void store_char(unsigned char c) {

 #endif // TX_BUFFER_SIZE

-#if defined(M_USARTx_RX_vect)
+#ifdef M_USARTx_RX_vect
  ISR(M_USARTx_RX_vect) {
    unsigned char c  =  M_UDRx;
    store_char(c);