diff --git a/libraries/SoftwareSerial/SoftwareSerial.cpp b/libraries/SoftwareSerial/SoftwareSerial.cpp index 64496febb..d1f6c9256 100755 --- a/libraries/SoftwareSerial/SoftwareSerial.cpp +++ b/libraries/SoftwareSerial/SoftwareSerial.cpp @@ -355,7 +355,7 @@ SoftwareSerial::~SoftwareSerial() void SoftwareSerial::setTX(uint8_t tx) { pinMode(tx, OUTPUT); - digitalWrite(tx, HIGH); + digitalWrite(tx, _inverse_logic ? LOW : HIGH); _transmitBitMask = digitalPinToBitMask(tx); uint8_t port = digitalPinToPort(tx); _transmitPortRegister = portOutputRegister(port);