[CC1101] Added direct reception support

src/modules/CC1101/CC1101.cpp

@@ -865,11 +865,18 @@ uint8_t CC1101::random() {
   return(randByte);
 }
 
-
 int16_t CC1101::getChipVersion() {
   return(SPIgetRegValue(CC1101_REG_VERSION));
 }
 
+void CC1101::setDirectAction(void (*func)(void)) {
+  setGdo2Action(func);
+}
+
+void CC1101::readBit(RADIOLIB_PIN_TYPE pin) {
+  updateDirectBuffer((uint8_t)digitalRead(pin));
+}
+
 int16_t CC1101::config() {
   // Reset the radio. Registers may be dirty from previous usage.
   SPIsendCommand(CC1101_CMD_RESET);

src/modules/CC1101/CC1101.h

@@ -897,6 +897,20 @@ class CC1101: public PhysicalLayer {
    */
     int16_t getChipVersion();
 
+    /*!
+      \brief Set interrupt service routine function to call when data bit is receveid in direct mode.
+
+      \param func Pointer to interrupt service routine.
+    */
+    void setDirectAction(void (*func)(void));
+
+    /*!
+      \brief Function to read and process data bit in direct reception mode.
+
+      \param pin Pin on which to read.
+    */
+    void readBit(RADIOLIB_PIN_TYPE pin);
+
   #if !defined(RADIOLIB_GODMODE) && !defined(RADIOLIB_LOW_LEVEL)
     protected:
   #endif