diff options
Diffstat (limited to 'src/core/SoftwareSerial.cpp')
| -rwxr-xr-x | src/core/SoftwareSerial.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/core/SoftwareSerial.cpp b/src/core/SoftwareSerial.cpp index a49dc4b..e69c459 100755 --- a/src/core/SoftwareSerial.cpp +++ b/src/core/SoftwareSerial.cpp @@ -186,10 +186,11 @@ void SoftwareSerial::setTX(uint8_t tx) { void SoftwareSerial::setRX(uint8_t rx) { if (rx >= 0) { + pinMode(rx, INPUT); if (!_inverse_logic) { - //TODO:pin pullup + digitalWrite(rx, HIGH);//rx pin is pull up } else { - //TODO:pin pulldown + digitalWrite(rx, LOW);//rx pin is inactive } } _receivePin = rx; |