New 'end' function in 'softSerial' to ensure low power consumption.

Author: juanjole

libraries/Basics/src/softSerial.cpp

@@ -95,6 +95,12 @@ void softSerial::begin(uint16_t Baudrate)
 	digitalWrite(TX_GPIO,HIGH);
 }
 
+void softSerial::end()
+{
+    digitalWrite(TX_GPIO, LOW);
+    detachInterrupt(RX_GPIO);
+}
+
 int softSerial::available(void)
 {
 	if(IRREC_RX_CNT){

libraries/Basics/src/softSerial.h

@@ -14,6 +14,7 @@ uint8_t pbuffer;
     ~softSerial() {}
 
     void begin(uint16_t Baudrate);
+    void end();
 
     void sendByte(uint8_t value);
     void sendStr(uint8_t *st, uint16_t len);