Revision 6:1e2345700991, committed 2018-07-18

Comitter:

GregCr

Date:

Wed Jul 18 13:33:42 2018 +0000

Parent:

5:e488e6f185f3

Commit message:

added support for sx1268

Changed in this revision

--- a/sx126x-hal.cpp	Fri Mar 09 13:19:45 2018 +0000
+++ b/sx126x-hal.cpp	Wed Jul 18 13:33:42 2018 +0000
@@ -291,12 +291,56 @@
 
 uint8_t SX126xHal::GetDeviceType( void )
 {
-    return( DeviceSelect.read( ) );
+    uint16_t val = 0;
+    val = DeviceSelect.read_u16( );
+
+    if( val <= 0x2000 )
+    {
+        return( SX1262 );
+    }
+    else if( val <= 0xA000 )
+    {
+        return( SX1268 );
+    }
+    else 
+    {
+        return( SX1261 );
+    }
 }
 
 uint8_t SX126xHal::GetFreqSelect( void )
 {
-    return( FreqSelect.read( ) );
+    uint16_t val = 0;
+    val = FreqSelect.read_u16( );
+
+    if( val < 100 )
+    {
+        return( MATCHING_FREQ_915 );
+    }
+    else if( val <= 0x3000 )
+    {
+        return( MATCHING_FREQ_780 );
+    }
+    else if( val <= 0x4900 )       // 0x4724
+    {
+        return( MATCHING_FREQ_490 );
+    }
+    else if( val <= 1 )
+    {
+        return( MATCHING_FREQ_434 );
+    }
+    else if( val <= 1 )
+    {
+        return( MATCHING_FREQ_280 );
+    }
+    else if( val <= 0xF000 )
+    {
+        return( MATCHING_FREQ_169 );
+    }
+    else
+    {
+        return( MATCHING_FREQ_868 );
+    }
 }
 
 void SX126xHal::AntSwOn( void )

--- a/sx126x-hal.h	Fri Mar 09 13:19:45 2018 +0000
+++ b/sx126x-hal.h	Wed Jul 18 13:33:42 2018 +0000
@@ -139,7 +139,7 @@
     /*!
      * \brief Returns the device type
      *
-     * \retval      1: SX1261, 0: sx1262
+     * \retval      0: SX1261, 1: SX1262, 2: SX1268
      */
     virtual uint8_t GetDeviceType( void );
 
@@ -171,8 +171,8 @@
     InterruptIn *DIO1;                              //!< The pin connected to DIO1
     InterruptIn *DIO2;                              //!< The pin connected to DIO2
     InterruptIn *DIO3;                              //!< The pin connected to DIO3
-    DigitalIn    FreqSelect;                        //!< The pin connected to a pull-up/down to select Frequency of the matching
-    DigitalIn    DeviceSelect;                      //!< The pin connected to a pull-up/down to select device
+    AnalogIn     FreqSelect;                        //!< The pin connected to a pull-up/down to select Frequency of the matching
+    AnalogIn     DeviceSelect;                      //!< The pin connected to a pull-up/down to select device
     DigitalOut   antSwitchPower;                    //!< The pin connected to the RF Switch Power
 
     /*!

--- a/sx126x.cpp	Fri Mar 09 13:19:45 2018 +0000
+++ b/sx126x.cpp	Wed Jul 18 13:33:42 2018 +0000
@@ -490,7 +490,7 @@
     printf("SetTxParams ");
 #endif
 
-    if( GetDeviceType( ) == 1 ) // sx1261
+    if( GetDeviceType( ) == SX1261 )
     {
         if( power == 15 )
         {
@@ -510,7 +510,7 @@
         }
         WriteReg( REG_OCP, 0x18 ); // current max is 80 mA for the whole device
     }
-    else // sx1262
+    else // sx1262 or sx1268
     {
         SetPaConfig( 0x04, 0x07, 0x00, 0x01 );
         if( power > 22 )

--- a/sx126x.h	Fri Mar 09 13:19:45 2018 +0000
+++ b/sx126x.h	Wed Jul 18 13:33:42 2018 +0000
@@ -47,6 +47,25 @@
 #define FREQ_STEP                                   0.95367431640625 // ( ( double )( XTAL_FREQ / ( double )FREQ_DIV ) )
 #define FREQ_ERR                                    0.47683715820312
 
+
+/*!
+ * \brief List of devices supported by this driver
+ */
+#define SX1261  0
+#define SX1262  1
+#define SX1268  2
+
+/*!
+ * \brief List of matching supported by the sx126x
+ */
+#define MATCHING_FREQ_915                           0
+#define MATCHING_FREQ_780                           1
+#define MATCHING_FREQ_490                           2
+#define MATCHING_FREQ_434                           3
+#define MATCHING_FREQ_280                           4
+#define MATCHING_FREQ_169                           5
+#define MATCHING_FREQ_868                           6
+
 /*!
  * \brief Compensation delay for SetAutoTx/Rx functions in 15.625 microseconds
  */
@@ -1197,7 +1216,7 @@
     /*!
      * \brief Returns the device type
      *
-     * \retval      1: SX1261, 0: sx1262     
+     * \retval      0: SX1261, 1: SX1262, 2: SX1268
      */
     virtual uint8_t GetDeviceType( void ) = 0;