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-rw-r--r--libraries/SoftwareSerial/SoftwareSerial.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/libraries/SoftwareSerial/SoftwareSerial.cpp b/libraries/SoftwareSerial/SoftwareSerial.cpp
index 527f3f9..80df664 100644
--- a/libraries/SoftwareSerial/SoftwareSerial.cpp
+++ b/libraries/SoftwareSerial/SoftwareSerial.cpp
@@ -57,9 +57,9 @@ volatile uint8_t SoftwareSerial::_receive_buffer_head = 0;
//
// This function generates a brief pulse
// for debugging or measuring on an oscilloscope.
+#if _DEBUG
inline void DebugPulse(uint8_t pin, uint8_t count)
{
-#if _DEBUG
volatile uint8_t *pport = portOutputRegister(digitalPinToPort(pin));
uint8_t val = *pport;
@@ -68,8 +68,10 @@ inline void DebugPulse(uint8_t pin, uint8_t count)
*pport = val | digitalPinToBitMask(pin);
*pport = val;
}
-#endif
}
+#else
+inline void DebugPulse(uint8_t, uint8_t) {}
+#endif
//
// Private methods