Closing comm devices

When checking for the board, close the communication devices. If we do not do that, successive calls to begin will not configure the pins properly and thus the board check might fail...

lib/BoardFinder/BoardFinder.cpp

@@ -21,6 +21,7 @@ BoardConfig const *BoardFinder::searchBoardConfig(logging::Logger &logger) {
       Wire.begin(boardconf->OledSda, boardconf->OledScl);
       powerManagement.begin(Wire);
       powerManagement.activateOLED();
+      Wire.end();
     } else if (boardconf->needCheckPowerChip) {
       continue;
     }
@@ -38,6 +39,7 @@ BoardConfig const *BoardFinder::searchBoardConfig(logging::Logger &logger) {
       Wire.begin(boardconf->OledSda, boardconf->OledScl);
       powerManagement.begin(Wire);
       powerManagement.activateLoRa();
+      Wire.end();
     }
     if (checkModemConfig(boardconf)) {
       logger.log(logging::LoggerLevel::LOGGER_LEVEL_INFO, MODULE_NAME, "found a board config: %s", boardconf->Name.c_str());
@@ -75,8 +77,10 @@ bool BoardFinder::checkOledConfig(BoardConfig const *boardConfig, logging::Logge
   }
   Wire.beginTransmission(boardConfig->OledAddr);
   if (!Wire.endTransmission()) {
+    Wire.end();
     return true;
   }
+  Wire.end();
   return false;
 }
 
@@ -98,9 +102,8 @@ bool BoardFinder::checkModemConfig(BoardConfig const *boardConfig) {
   SPI.transfer(0x42);
   uint8_t response = SPI.transfer(0x00);
   SPI.endTransaction();
-
   digitalWrite(boardConfig->LoraCS, HIGH);
-
+  SPI.end();
   if (response == 0x12) {
     return true;
   }
@@ -120,6 +123,8 @@ bool BoardFinder::checkPowerConfig(BoardConfig const *boardConfig, logging::Logg
   int response = Wire.read();
   Wire.endTransmission();
 
+  Wire.end();
+
   logger.log(logging::LoggerLevel::LOGGER_LEVEL_DEBUG, MODULE_NAME, "wire response: %d", response);
   if (response == 0x03) {
     logger.log(logging::LoggerLevel::LOGGER_LEVEL_DEBUG, MODULE_NAME, "power chip found!");