diff --git a/linux/ipcore/AxiPtmeConfig.cpp b/linux/ipcore/AxiPtmeConfig.cpp
index ead3d691..043fd775 100644
--- a/linux/ipcore/AxiPtmeConfig.cpp
+++ b/linux/ipcore/AxiPtmeConfig.cpp
@@ -71,6 +71,22 @@ ReturnValue_t AxiPtmeConfig::disableTxclockInversion() {
   return returnvalue::OK;
 }
 
+ReturnValue_t AxiPtmeConfig::enableBatPriorityBit() {
+  ReturnValue_t result = writeBit(COMMON_CONFIG_REG, true, BitPos::EN_BAT_PRIORITY);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  return returnvalue::OK;
+}
+
+ReturnValue_t AxiPtmeConfig::disableBatPriorityBit() {
+  ReturnValue_t result = writeBit(COMMON_CONFIG_REG, false, BitPos::EN_BAT_PRIORITY);
+  if (result != returnvalue::OK) {
+    return result;
+  }
+  return returnvalue::OK;
+}
+
 ReturnValue_t AxiPtmeConfig::writeReg(uint32_t regOffset, uint32_t writeVal) {
   ReturnValue_t result = returnvalue::OK;
   result = mutex->lockMutex(timeoutType, mutexTimeout);
diff --git a/linux/ipcore/AxiPtmeConfig.h b/linux/ipcore/AxiPtmeConfig.h
index 6996988c..420e9a5a 100644
--- a/linux/ipcore/AxiPtmeConfig.h
+++ b/linux/ipcore/AxiPtmeConfig.h
@@ -54,6 +54,9 @@ class AxiPtmeConfig : public SystemObject {
   ReturnValue_t enableTxclockInversion();
   ReturnValue_t disableTxclockInversion();
 
+  ReturnValue_t enableBatPriorityBit();
+  ReturnValue_t disableBatPriorityBit();
+
  private:
   // Address of register storing the bitrate configuration parameter
   static const uint32_t CADU_BITRATE_REG = 0x0;
@@ -61,7 +64,7 @@ class AxiPtmeConfig : public SystemObject {
   static const uint32_t COMMON_CONFIG_REG = 0x4;
   static const uint32_t ADRESS_DIVIDER = 4;
 
-  enum class BitPos : uint32_t { EN_TX_CLK_MANIPULATOR, INVERT_CLOCK };
+  enum class BitPos : uint32_t { EN_TX_CLK_MANIPULATOR = 0, INVERT_CLOCK = 1, EN_BAT_PRIORITY = 2 };
 
   std::string axiUio;
   std::string uioMap;
diff --git a/linux/ipcore/PtmeConfig.cpp b/linux/ipcore/PtmeConfig.cpp
index 589e5e5f..08f5b979 100644
--- a/linux/ipcore/PtmeConfig.cpp
+++ b/linux/ipcore/PtmeConfig.cpp
@@ -48,3 +48,11 @@ ReturnValue_t PtmeConfig::configTxManipulator(bool enable) {
   }
   return result;
 }
+
+ReturnValue_t PtmeConfig::enableBatPriorityBit(bool enable) {
+  if (enable) {
+    return axiPtmeConfig->enableBatPriorityBit();
+  } else {
+    return axiPtmeConfig->disableBatPriorityBit();
+  }
+}
diff --git a/linux/ipcore/PtmeConfig.h b/linux/ipcore/PtmeConfig.h
index f57f6fb5..446dc95a 100644
--- a/linux/ipcore/PtmeConfig.h
+++ b/linux/ipcore/PtmeConfig.h
@@ -53,6 +53,8 @@ class PtmeConfig : public SystemObject {
    */
   ReturnValue_t configTxManipulator(bool enable);
 
+  ReturnValue_t enableBatPriorityBit(bool enable);
+
  private:
   static const uint8_t INTERFACE_ID = CLASS_ID::RATE_SETTER;
 
diff --git a/mission/tmtc/CcsdsIpCoreHandler.cpp b/mission/tmtc/CcsdsIpCoreHandler.cpp
index 838af4c0..6a3aa329 100644
--- a/mission/tmtc/CcsdsIpCoreHandler.cpp
+++ b/mission/tmtc/CcsdsIpCoreHandler.cpp
@@ -211,14 +211,11 @@ ReturnValue_t CcsdsIpCoreHandler::checkModeCommand(Mode_t mode, Submode_t submod
 }
 
 void CcsdsIpCoreHandler::startTransition(Mode_t mode, Submode_t submode) {
-  auto rateHigh = [&]() {
-    ReturnValue_t result = ptmeConfig.setRate(RATE_500KBPS);
-    if (result == returnvalue::OK) {
-      this->mode = HasModesIF::MODE_ON;
+  auto rateSet = [&](uint32_t rate) {
+    if (setBatPriorityBitOnTxEnable) {
+      ptmeConfig.enableBatPriorityBit(true);
     }
-  };
-  auto rateLow = [&]() {
-    ReturnValue_t result = ptmeConfig.setRate(RATE_100KBPS);
+    ReturnValue_t result = ptmeConfig.setRate(rate);
     if (result == returnvalue::OK) {
       this->mode = HasModesIF::MODE_ON;
     }
@@ -228,14 +225,14 @@ void CcsdsIpCoreHandler::startTransition(Mode_t mode, Submode_t submode) {
     if (submode == static_cast<Submode_t>(com::CcsdsSubmode::DATARATE_DEFAULT)) {
       com::Datarate currentDatarate = com::getCurrentDatarate();
       if (currentDatarate == com::Datarate::LOW_RATE_MODULATION_BPSK) {
-        rateLow();
+        rateSet(RATE_100KBPS);
       } else if (currentDatarate == com::Datarate::HIGH_RATE_MODULATION_0QPSK) {
-        rateHigh();
+        rateSet(RATE_500KBPS);
       }
     } else if (submode == static_cast<Submode_t>(com::CcsdsSubmode::DATARATE_HIGH)) {
-      rateHigh();
+      rateSet(RATE_500KBPS);
     } else if (submode == static_cast<Submode_t>(com::CcsdsSubmode::DATARATE_LOW)) {
-      rateLow();
+      rateSet(RATE_100KBPS);
     }
 
   } else if (mode == HasModesIF::MODE_OFF) {
@@ -250,6 +247,7 @@ void CcsdsIpCoreHandler::startTransition(Mode_t mode, Submode_t submode) {
 void CcsdsIpCoreHandler::announceMode(bool recursive) { triggerEvent(MODE_INFO, mode, submode); }
 
 void CcsdsIpCoreHandler::disableTransmit() {
+  ptmeConfig.enableBatPriorityBit(false);
 #ifndef TE0720_1CFA
   gpioIF->pullLow(enTxClock);
   gpioIF->pullLow(enTxData);
diff --git a/mission/tmtc/CcsdsIpCoreHandler.h b/mission/tmtc/CcsdsIpCoreHandler.h
index a147a13f..ac6cbb1b 100644
--- a/mission/tmtc/CcsdsIpCoreHandler.h
+++ b/mission/tmtc/CcsdsIpCoreHandler.h
@@ -138,6 +138,7 @@ class CcsdsIpCoreHandler : public SystemObject,
   MessageQueueId_t tcDistributorQueueId = MessageQueueIF::NO_QUEUE;
 
   PtmeConfig& ptmeConfig;
+  bool setBatPriorityBitOnTxEnable = true;
 
   GpioIF* gpioIF = nullptr;
   // GPIO to enable RS485 transceiver for TX clock
diff --git a/tmtc b/tmtc
index 4f48c25b..350e5d77 160000
--- a/tmtc
+++ b/tmtc
@@ -1 +1 @@
-Subproject commit 4f48c25bf757b6c056072049fe5965da890b4f5b
+Subproject commit 350e5d77b8113cc9e21eb72242fc37536368f541