Method SetBitrateTolerance added for CC1101, Updated error handling (#1152)

* Update TypeDef.h

* Update CC1101.h

* Update CC1101.cpp

* Update CC1101.cpp

Update of error handling

src/TypeDef.h

@@ -292,6 +292,11 @@
 */
 #define RADIOLIB_ERR_INVALID_OOK_RSSI_PEAK_TYPE                (-108)
 
+/*!
+  \brief Supplied Bitrate tolerance value is out of Range.
+*/
+#define RADIOLIB_ERR_INVALID_BIT_RATE_TOLERANCE_VALUE          (-109)
+
 // APRS status codes
 
 /*!

src/modules/CC1101/CC1101.cpp

@@ -470,6 +470,15 @@ int16_t CC1101::setBitRate(float br) {
   return(state);
 }
 
+int16_t CC1101::setBitRateTolerance(uint8_t brt) {
+  if (brt > 0x03)  return (RADIOLIB_ERR_INVALID_BIT_RATE_TOLERANCE_VALUE);
+
+  // Set Bit Rate tolerance
+  int16_t state = SPIsetRegValue(RADIOLIB_CC1101_REG_BSCFG, brt, 1, 0);
+
+  return(state);
+}
+
 int16_t CC1101::setRxBandwidth(float rxBw) {
   RADIOLIB_CHECK_RANGE(rxBw, 58.0, 812.0, RADIOLIB_ERR_INVALID_RX_BANDWIDTH);
 

src/modules/CC1101/CC1101.h

@@ -738,6 +738,13 @@ class CC1101: public PhysicalLayer {
     */
     int16_t setBitRate(float br) override;
 
+    /*!
+      \brief Sets bit rate tolerance in BSCFG register. Allowed values are 0:(0%), 1(3,125%), 2:(6,25%) and 3:(12,5%).
+      \param brt Bit rate tolerance to be set.
+      \returns \ref status_codes
+    */
+    int16_t setBitRateTolerance(uint8_t brt);
+
     /*!
       \brief Sets receiver bandwidth. Allowed values are 58, 68, 81, 102, 116, 135, 162,
       203, 232, 270, 325, 406, 464, 541, 650 and 812 kHz.