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-rw-r--r--libraries/SoftwareSerial/SoftwareSerial.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/libraries/SoftwareSerial/SoftwareSerial.h b/libraries/SoftwareSerial/SoftwareSerial.h
index aa9bbf3..302a23b 100644
--- a/libraries/SoftwareSerial/SoftwareSerial.h
+++ b/libraries/SoftwareSerial/SoftwareSerial.h
@@ -53,6 +53,8 @@ private:
volatile uint8_t *_receivePortRegister;
uint8_t _transmitBitMask;
volatile uint8_t *_transmitPortRegister;
+ volatile uint8_t *_pcint_maskreg;
+ uint8_t _pcint_maskvalue;
uint16_t _rx_delay_centering;
uint16_t _rx_delay_intrabit;