Detecting RF IC initialization error

latest/Firmware/Bootloader/.cproject

@@ -189,8 +189,8 @@
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-							<builder buildPath="${workspace_loc:/ais_bootloader}/Debug" id="ilg.gnuarmeclipse.managedbuild.cross.builder.2101099789" incrementalBuildTarget="all maiana-bootloader.bin maiana-bootloader.siz" keepEnvironmentInBuildfile="false" name="Gnu Make Builder" parallelBuildOn="true" parallelizationNumber="optimal" superClass="ilg.gnuarmeclipse.managedbuild.cross.builder"/>
+							<builder buildPath="${workspace_loc:/ais_bootloader}/Debug" id="ilg.gnuarmeclipse.managedbuild.cross.builder.2101099789" incrementalBuildTarget="all maiana-bootloader.bin maiana-bootloader.siz" keepEnvironmentInBuildfile="false" name="Gnu Make Builder" parallelBuildOn="false" superClass="ilg.gnuarmeclipse.managedbuild.cross.builder"/>
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@@ -625,6 +626,7 @@
 		</configuration>
 		<configuration configurationName="L432-Debug"/>
 		<configuration configurationName="L432"/>
+		<configuration configurationName="L431"/>
 		<configuration configurationName="L422-Release">
 			<resource resourceType="PROJECT" workspacePath="/ais_bootloader"/>
 		</configuration>

latest/Firmware/Transponder/Inc/RFIC.hpp

@@ -48,12 +48,13 @@ public:
 
   void setRSSIAdjustment(short rssiAdj);
   uint16_t partNumber();
+  bool isResponsive();
 protected:
   virtual void configure();
   bool sendCmd(uint8_t cmd, void* params, uint8_t paramLen, void* result, uint8_t resultLen);
   bool sendCmdNoWait(uint8_t cmd, void* params, uint8_t paramLen);
   bool isInitialized();
-  void powerOnReset();
+  bool powerOnReset();
   bool isReceiving();
   uint8_t readRSSI();
   bool checkStatus();
@@ -76,6 +77,7 @@ protected:
   uint32_t            mChipID;
   bool                mCTSPending = false;
   uint16_t            mPartNumber;
+  bool                mPORSuccess = false;
 };
 
 #endif /* RFIC_HPP_ */

latest/Firmware/Transponder/Inc/RadioManager.hpp

@@ -54,6 +54,7 @@ private:
   RadioManager();
   void spiOff();
   void configureInterrupts();
+  void reportError(int chipId);
 private:
   Transceiver *mTransceiverIC;
   Receiver *mReceiverIC;

latest/Firmware/Transponder/Inc/config.h

@@ -25,7 +25,7 @@
 #include "TXPowerSettings.h"
 
 
-#define FW_REV                        "4.1.0"
+#define FW_REV                        "4.2.0"
 
 
 /*

latest/Firmware/Transponder/Src/RFIC.cpp

@@ -49,7 +49,11 @@ RFIC::RFIC(GPIO_TypeDef *sdnPort,
   mChipID = chipID;
 
   if ( !isInitialized() )
-    powerOnReset();
+    {
+      mPORSuccess = powerOnReset();
+    }
+  else
+    mPORSuccess = true;
 
 }
 
@@ -67,6 +71,11 @@ inline void RFIC::spiOff()
   HAL_GPIO_WritePin(mCSPort, mCSPin, GPIO_PIN_SET);
 }
 
+bool RFIC::isResponsive()
+{
+  return mPORSuccess;
+}
+
 bool RFIC::sendCmd(uint8_t cmd, void* params, uint8_t paramLen, void* result, uint8_t resultLen)
 {
   if ( mCTSPending )
@@ -205,7 +214,7 @@ bool RFIC::isInitialized()
     }
 }
 
-void RFIC::powerOnReset()
+bool RFIC::powerOnReset()
 {
   // Pull SDN high to shut down the IC
   HAL_GPIO_WritePin(mSDNP, mSDNPin, GPIO_PIN_SET);
@@ -216,8 +225,14 @@ void RFIC::powerOnReset()
   // Pull SDN low and poll the status of GPIO1
   HAL_GPIO_WritePin(mSDNP, mSDNPin, GPIO_PIN_RESET);
 
-  while ( HAL_GPIO_ReadPin(mDataPort, mDataPin) == GPIO_PIN_RESET )
+  uint32_t start = HAL_GetTick();
-    ;
+  while ( HAL_GetTick() - start < 1000 )
+    {
+      if ( HAL_GPIO_ReadPin(mDataPort, mDataPin) == GPIO_PIN_SET )
+        return true;
+    }
+
+  return false;
 }
 
 /**

latest/Firmware/Transponder/Src/RadioManager.cpp

@@ -55,15 +55,31 @@ void RadioManager::init()
       CS1_PORT, CS1_PIN,
       TRX_IC_DATA_PORT, TRX_IC_DATA_PIN,
       TRX_IC_CLK_PORT, TRX_IC_CLK_PIN, 0);
-  mTransceiverIC->init();
+
+  if ( mTransceiverIC->isResponsive() )
+    {
+      mTransceiverIC->init();
+    }
+  else
+    {
+      reportError(1);
+    }
 
   mReceiverIC = new Receiver(SDN2_PORT, SDN2_PIN,
       CS2_PORT, CS2_PIN,
       RX_IC_DATA_PORT, RX_IC_DATA_PIN,
       RX_IC_CLK_PORT, RX_IC_CLK_PIN, 1);
-  mReceiverIC->init();
+  if ( mReceiverIC->isResponsive() )
+    {
+      mReceiverIC->init();
+    }
+  else
+    {
+      reportError(2);
+    }
 
-  mInitializing = false;
+  if ( mReceiverIC->isResponsive() && mTransceiverIC->isResponsive() )
+    mInitializing = false;
 }
 
 void RadioManager::transmitCW(VHFChannel channel)
@@ -88,6 +104,16 @@ void RadioManager::stop()
   // TODO: Implement this
 }
 
+void RadioManager::reportError(int chipId)
+{
+  Event *e = EventPool::instance().newEvent(PROPR_NMEA_SENTENCE);
+  if ( !e )
+    return;
+
+  sprintf(e->nmeaBuffer.sentence, "$PAIERR,RFIC,%d*", chipId);
+  Utils::completeNMEA(e->nmeaBuffer.sentence);
+  EventQueue::instance().push(e);
+}
 
 void RadioManager::configureInterrupts()
 {

latest/Firmware/Transponder/Src/main.cpp

@@ -65,8 +65,11 @@ void mainLoop()
 
   if ( !cliBootMode )
     {
-      GPS::instance().enable();
+      if ( RadioManager::instance().initialized() )
-      RadioManager::instance().start();
+        {
+          GPS::instance().enable();
+          RadioManager::instance().start();
+        }
     }
   else
     {