Diff: radio_sx126x.cpp

Revision:

18:78c5e644d37a

Parent:

17:5f34cbe2ac53

Child:

20:75635d50262e

diff -r 5f34cbe2ac53 -r 78c5e644d37a radio_sx126x.cpp
--- a/radio_sx126x.cpp	Mon Jun 01 15:59:56 2020 -0700
+++ b/radio_sx126x.cpp	Fri Jun 12 11:27:45 2020 -0700
@@ -12,6 +12,17 @@
 bool Radio::paOff;
 
 #ifdef TARGET_FF_ARDUINO
+#ifdef TARGET_DISCO_L072CZ_LRWAN1
+    /* murata type1SJ */
+    SPIu spi(PB_15, PB_14, PB_13); // mosi, miso, sclk
+                   //spi, nss, busy, dio1
+    SX126x Radio::radio(spi, PB_12, PC_2, PB_0);
+
+    DigitalOut antswPower(PA_15);
+    void Radio::chipModeChange() { }
+    const uint8_t chipType = CHIP_TYPE_SX1262;
+#else
+    /* sx126x arduino shield */
     SPIu spi(D11, D12, D13); // mosi, miso, sclk
                    //spi, nss, busy, dio1
     SX126x Radio::radio(spi, D7, D3, D5);
@@ -41,6 +52,7 @@
             rx_led = LED_ON;
         }
     }
+#endif /* !TARGET_DISCO_L072CZ_LRWAN1 */
 #endif /* TARGET_FF_ARDUINO */
 
 const RadioEvents_t* RadioEvents;
@@ -466,6 +478,15 @@
         RadioEvents->TxDone_botHalf();
 }
 
+void to_big_endian24(uint32_t in, uint8_t *out)
+{
+    out[2] = in & 0xff;
+    in >>= 8;
+    out[1] = in & 0xff;
+    in >>= 8;
+    out[0] = in & 0xff;
+}
+
 void Radio::Init(const RadioEvents_t* e, unsigned spi_hz)
 {
     radio.txDone = txDoneBottom;
@@ -479,6 +500,21 @@
 
     spi.frequency(spi_hz);
     radio.SetDIO2AsRfSwitchCtrl(1);
+#ifdef TARGET_DISCO_L072CZ_LRWAN1
+    /* murata type1SJ */
+    {
+        unsigned tcxoDelayTicks = 3200;
+        uint8_t buf[4];
+
+        radio.hw_reset(PB_1);
+        ThisThread::sleep_for(50);
+
+        buf[0] = 1; // 1 = 1.7v
+        to_big_endian24(tcxoDelayTicks, buf+1);
+
+        radio.xfer(OPCODE_SET_DIO3_AS_TCXO_CTRL, 4, 0, buf);
+    }
+#endif
 }
 
 void Radio::service()