diff --git a/examples/platforms/cc2538/radio.c b/examples/platforms/cc2538/radio.c
index 629e0bef3..c37f98d6c 100644
--- a/examples/platforms/cc2538/radio.c
+++ b/examples/platforms/cc2538/radio.c
@@ -78,6 +78,8 @@ void enableReceiver(void)
 {
     if (!sIsReceiverEnabled)
     {
+        otLogInfoPlat("Enabling receiver", NULL);
+
         // flush rxfifo
         HWREG(RFCORE_SFR_RFST) = RFCORE_SFR_RFST_INSTR_FLUSHRX;
         HWREG(RFCORE_SFR_RFST) = RFCORE_SFR_RFST_INSTR_FLUSHRX;
@@ -92,6 +94,8 @@ void disableReceiver(void)
 {
     if (sIsReceiverEnabled)
     {
+        otLogInfoPlat("Disabling receiver", NULL);
+
         while (HWREG(RFCORE_XREG_FSMSTAT1) & RFCORE_XREG_FSMSTAT1_TX_ACTIVE);
 
         // flush rxfifo
@@ -120,6 +124,8 @@ void setChannel(uint8_t channel)
             enabled = true;
         }
 
+        otLogInfoPlat("Channel=%d", channel);
+
         HWREG(RFCORE_XREG_FREQCTRL) = 11 + (channel - 11) * 5;
         sChannel = channel;
 
@@ -145,6 +151,8 @@ void otPlatRadioSetPanId(otInstance *aInstance, uint16_t panid)
 {
     (void)aInstance;
 
+    otLogInfoPlat("PANID=%X", panid);
+
     HWREG(RFCORE_FFSM_PAN_ID0) = panid & 0xFF;
     HWREG(RFCORE_FFSM_PAN_ID1) = panid >> 8;
 }
@@ -153,6 +161,9 @@ void otPlatRadioSetExtendedAddress(otInstance *aInstance, uint8_t *address)
 {
     (void)aInstance;
 
+    otLogInfoPlat("ExtAddr=%X%X%X%X%X%X%X%X",
+                  address[7], address[6], address[5], address[4], address[3], address[2], address[1], address[0]);
+
     for (int i = 0; i < 8; i++)
     {
         ((volatile uint32_t *)RFCORE_FFSM_EXT_ADDR0)[i] = address[i];
@@ -163,6 +174,8 @@ void otPlatRadioSetShortAddress(otInstance *aInstance, uint16_t address)
 {
     (void)aInstance;
 
+    otLogInfoPlat("ShortAddr=%X", address);
+
     HWREG(RFCORE_FFSM_SHORT_ADDR0) = address & 0xFF;
     HWREG(RFCORE_FFSM_SHORT_ADDR1) = address >> 8;
 }
@@ -191,6 +204,8 @@ void cc2538RadioInit(void)
 
     // default: SRCMATCH.SRC_MATCH_EN(1), SRCMATCH.AUTOPEND(1),
     // SRCMATCH.PEND_DATAREQ_ONLY(1), RFCORE_XREG_FRMCTRL1_PENDING_OR(0)
+
+    otLogInfoPlat("Initialized", NULL);
 }
 
 bool otPlatRadioIsEnabled(otInstance *aInstance)
@@ -203,6 +218,7 @@ ThreadError otPlatRadioEnable(otInstance *aInstance)
 {
     if (!otPlatRadioIsEnabled(aInstance))
     {
+        otLogDebgPlat("State=kStateSleep", NULL);
         sState = kStateSleep;
     }
 
@@ -213,6 +229,7 @@ ThreadError otPlatRadioDisable(otInstance *aInstance)
 {
     if (otPlatRadioIsEnabled(aInstance))
     {
+        otLogDebgPlat("State=kStateDisabled", NULL);
         sState = kStateDisabled;
     }
 
@@ -226,6 +243,7 @@ ThreadError otPlatRadioSleep(otInstance *aInstance)
 
     if (sState == kStateSleep || sState == kStateReceive)
     {
+        otLogDebgPlat("State=kStateSleep", NULL);
         error = kThreadError_None;
         sState = kStateSleep;
         disableReceiver();
@@ -241,6 +259,8 @@ ThreadError otPlatRadioReceive(otInstance *aInstance, uint8_t aChannel)
 
     if (sState != kStateDisabled)
     {
+        otLogDebgPlat("State=kStateReceive", NULL);
+
         error = kThreadError_None;
         sState = kStateReceive;
         setChannel(aChannel);
@@ -294,6 +314,8 @@ ThreadError otPlatRadioTransmit(otInstance *aInstance, RadioPacket *aPacket)
         HWREG(RFCORE_SFR_RFST) = RFCORE_SFR_RFST_INSTR_TXON;
 
         while (HWREG(RFCORE_XREG_FSMSTAT1) & RFCORE_XREG_FSMSTAT1_TX_ACTIVE);
+
+        otLogDebgPlat("Transmitted %d bytes", aPacket->mLength);
     }
 
 exit:
@@ -328,6 +350,8 @@ void otPlatRadioSetPromiscuous(otInstance *aInstance, bool aEnable)
 {
     (void)aInstance;
 
+    otLogInfoPlat("PromiscuousMode=%d", aEnable ? 1 : 0);
+
     if (aEnable)
     {
         HWREG(RFCORE_XREG_FRMFILT0) &= ~RFCORE_XREG_FRMFILT0_FRAME_FILTER_EN;
@@ -370,6 +394,8 @@ void readFrame(void)
         // resets rxfifo
         HWREG(RFCORE_SFR_RFST) = RFCORE_SFR_RFST_INSTR_FLUSHRX;
         HWREG(RFCORE_SFR_RFST) = RFCORE_SFR_RFST_INSTR_FLUSHRX;
+
+        otLogDebgPlat("Dropping %d received bytes (Invalid CRC)", length);
     }
 
     // check for rxfifo overflow
@@ -405,7 +431,7 @@ void cc2538RadioProcess(otInstance *aInstance)
             if (((HWREG(RFCORE_XREG_FRMFILT0) & RFCORE_XREG_FRMFILT0_FRAME_FILTER_EN) == 0) ||
                 (sReceiveFrame.mLength > IEEE802154_ACK_LENGTH))
             {
-
+                otLogDebgPlat("Received %d bytes", sReceiveFrame.mLength);
                 otPlatRadioReceiveDone(aInstance, &sReceiveFrame, sReceiveError);
             }
         }
@@ -415,6 +441,11 @@ void cc2538RadioProcess(otInstance *aInstance)
     {
         if (sTransmitError != kThreadError_None || (sTransmitFrame.mPsdu[0] & IEEE802154_ACK_REQUEST) == 0)
         {
+            if (sTransmitError != kThreadError_None)
+            {
+                otLogDebgPlat("Transmit failed ErrorCode=%d", sTransmitError);
+            }
+
             sState = kStateReceive;
 
 #if OPENTHREAD_ENABLE_DIAG
@@ -573,8 +604,8 @@ int8_t findSrcMatchAvailEntry(bool aShort)
     uint32_t shortEnableStatus = getSrcMatchEntriesEnableStatus(true);
     uint32_t extEnableStatus = getSrcMatchEntriesEnableStatus(false);
 
-    otLogDebgMac("Short enable status: 0x%x\n", shortEnableStatus);
-    otLogDebgMac("Ext enable status: 0x%x\n", extEnableStatus);
+    otLogDebgPlat("Short enable status: 0x%x", shortEnableStatus);
+    otLogDebgPlat("Ext enable status: 0x%x", extEnableStatus);
 
     if (aShort)
     {
@@ -622,6 +653,8 @@ void otPlatRadioEnableSrcMatch(otInstance *aInstance, bool aEnable)
 {
     (void)aInstance;
 
+    otLogInfoPlat("EnableSrcMatch=%d", aEnable ? 1 : 0);
+
     if (aEnable)
     {
         // only set FramePending when ack for data poll if there are queued messages
@@ -642,7 +675,7 @@ ThreadError otPlatRadioAddSrcMatchShortEntry(otInstance *aInstance, const uint16
     uint32_t *addr = (uint32_t *)RFCORE_FFSM_SRCADDRESS_TABLE;
     (void)aInstance;
 
-    otLogDebgMac("Available short address entry: %d\n", entry);
+    otLogDebgPlat("Add ShortAddr entry: %d", entry);
 
     VerifyOrExit(entry >= 0, error = kThreadError_NoBufs);
 
@@ -666,7 +699,7 @@ ThreadError otPlatRadioAddSrcMatchExtEntry(otInstance *aInstance, const uint8_t
     uint32_t *addr = (uint32_t *)RFCORE_FFSM_SRCADDRESS_TABLE;
     (void)aInstance;
 
-    otLogDebgMac("Available extended address entry: %d\n", entry);
+    otLogDebgPlat("Add ExtAddr entry: %d", entry);
 
     VerifyOrExit(entry >= 0, error = kThreadError_NoBufs);
 
@@ -689,7 +722,7 @@ ThreadError otPlatRadioClearSrcMatchShortEntry(otInstance *aInstance, const uint
     int8_t entry = findSrcMatchShortEntry(aShortAddress);
     (void)aInstance;
 
-    otLogDebgMac("Found short address entry: %d\n", entry);
+    otLogDebgPlat("Clear ShortAddr entry: %d", entry);
 
     VerifyOrExit(entry >= 0, error = kThreadError_NoAddress);
 
@@ -705,7 +738,7 @@ ThreadError otPlatRadioClearSrcMatchExtEntry(otInstance *aInstance, const uint8_
     int8_t entry = findSrcMatchExtEntry(aExtAddress);
     (void)aInstance;
 
-    otLogDebgMac("Found ext address entry: %d\n", entry);
+    otLogDebgPlat("Clear ExtAddr entry: %d", entry);
 
     VerifyOrExit(entry >= 0, error = kThreadError_NoAddress);
 
@@ -721,6 +754,8 @@ void otPlatRadioClearSrcMatchShortEntries(otInstance *aInstance)
     uint32_t *addrAutoPendEn = (uint32_t *)RFCORE_FFSM_SRCSHORTPENDEN0;
     (void)aInstance;
 
+    otLogDebgPlat("Clear ShortAddr entries", NULL);
+
     for (uint8_t i = 0; i < RFCORE_XREG_SRCMATCH_ENABLE_STATUS_SIZE; i++)
     {
         HWREG(addrEn++) = 0;
@@ -734,6 +769,8 @@ void otPlatRadioClearSrcMatchExtEntries(otInstance *aInstance)
     uint32_t *addrAutoPendEn = (uint32_t *)RFCORE_FFSM_SRCEXTPENDEN0;
     (void)aInstance;
 
+    otLogDebgPlat("Clear ExtAddr entries", NULL);
+
     for (uint8_t i = 0; i < RFCORE_XREG_SRCMATCH_ENABLE_STATUS_SIZE; i++)
     {
         HWREG(addrEn++) = 0;
diff --git a/examples/platforms/posix/logging.c b/examples/platforms/posix/logging.c
index d8165804d..7d234fd47 100644
--- a/examples/platforms/posix/logging.c
+++ b/examples/platforms/posix/logging.c
@@ -129,6 +129,10 @@ void otPlatLog(otLogLevel aLogLevel, otLogRegion aLogRegion, const char *aFormat
 
     case kLogRegionNetDiag:
         LOG_PRINTF("NDG ");
+        break;
+
+    case kLogRegionPlatform:
+        LOG_PRINTF("PLAT ");
     }
 
     va_start(args, aFormat);
diff --git a/include/platform/logging.h b/include/platform/logging.h
index dcb936467..90d90db96 100644
--- a/include/platform/logging.h
+++ b/include/platform/logging.h
@@ -88,6 +88,7 @@ typedef enum otLogRegion
     kLogRegionNcp      = 9,  ///< NCP
     kLogRegionMeshCoP  = 10, ///< Mesh Commissioning Protocol
     kLogRegionNetDiag  = 11, ///< Network Diagnostic
+    kLogRegionPlatform = 12, ///< Platform
 } otLogRegion;
 
 /**
diff --git a/src/core/common/logging.cpp b/src/core/common/logging.cpp
index b71d2c01c..4e01310be 100644
--- a/src/core/common/logging.cpp
+++ b/src/core/common/logging.cpp
@@ -199,6 +199,10 @@ const char *otLogRegionToString(otLogRegion aRegion)
         retval = "-DIAG----";
         break;
 
+    case kLogRegionPlatform:
+        retval = "-PLAT----";
+        break;
+
     default:
         retval = "---------";
         break;
diff --git a/src/core/common/logging.hpp b/src/core/common/logging.hpp
index 51a8ccbb9..5672407b2 100644
--- a/src/core/common/logging.hpp
+++ b/src/core/common/logging.hpp
@@ -278,7 +278,7 @@ extern "C" {
 #ifdef OPENTHREAD_CONFIG_LOG_MLE
 #define otLogCritMle(aFormat, ...) otLogCrit(kLogRegionMle, aFormat, ## __VA_ARGS__)
 #define otLogWarnMle(aFormat, ...) otLogWarn(kLogRegionMle, aFormat, ## __VA_ARGS__)
-#define otLogWarnMleErr(aError, aFormat, ...) otLogWarn(kLogRegionMle, aFormat ", 0x%x\n", ## __VA_ARGS__)
+#define otLogWarnMleErr(aError, aFormat, ...) otLogWarn(kLogRegionMle, aFormat ", 0x%x", ## __VA_ARGS__)
 #define otLogInfoMle(aFormat, ...) otLogInfo(kLogRegionMle, aFormat, ## __VA_ARGS__)
 #define otLogDebgMle(aFormat, ...) otLogDebg(kLogRegionMle, aFormat, ## __VA_ARGS__)
 #else
@@ -537,7 +537,7 @@ extern "C" {
 #define otLogWarnMac(aFormat, ...) otLogWarn(kLogRegionMac, aFormat, ## __VA_ARGS__)
 #define otLogInfoMac(aFormat, ...) otLogInfo(kLogRegionMac, aFormat, ## __VA_ARGS__)
 #define otLogDebgMac(aFormat, ...) otLogDebg(kLogRegionMac, aFormat, ## __VA_ARGS__)
-#define otLogDebgMacErr(aError, aFormat, ...) otLogWarn(kLogRegionMac, aFormat ", 0x%x\n", ## __VA_ARGS__)
+#define otLogDebgMacErr(aError, aFormat, ...) otLogWarn(kLogRegionMac, aFormat ", 0x%x", ## __VA_ARGS__)
 #else
 #define otLogCritMac(aFormat, ...)
 #define otLogWarnMac(aFormat, ...)
@@ -663,6 +663,57 @@ extern "C" {
 #define otLogCertMeshCoP(aFormat, ...)
 #endif
 
+/**
+* @def otLogCritPlat
+*
+* This method generates a log with level critical for the Platform region.
+*
+* @param[in]  aFormat  A pointer to the format string.
+* @param[in]  ...      Arguments for the format specification.
+*
+*/
+
+/**
+* @def otLogWarnPlat
+*
+* This method generates a log with level warning for the Platform region.
+*
+* @param[in]  aFormat  A pointer to the format string.
+* @param[in]  ...      Arguments for the format specification.
+*
+*/
+
+/**
+* @def otLogInfoPlat
+*
+* This method generates a log with level info for the Platform region.
+*
+* @param[in]  aFormat  A pointer to the format string.
+* @param[in]  ...      Arguments for the format specification.
+*
+*/
+
+/**
+* @def otLogDebgPlat
+*
+* This method generates a log with level debug for the Platform region.
+*
+* @param[in]  aFormat  A pointer to the format string.
+* @param[in]  ...      Arguments for the format specification.
+*
+*/
+#ifdef OPENTHREAD_CONFIG_LOG_PLATFORM
+#define otLogCritPlat(aFormat, ...) otLogCrit(kLogRegionPlatform, aFormat, ## __VA_ARGS__)
+#define otLogWarnPlat(aFormat, ...) otLogWarn(kLogRegionPlatform, aFormat, ## __VA_ARGS__)
+#define otLogInfoPlat(aFormat, ...) otLogInfo(kLogRegionPlatform, aFormat, ## __VA_ARGS__)
+#define otLogDebgPlat(aFormat, ...) otLogDebg(kLogRegionPlatform, aFormat, ## __VA_ARGS__)
+#else
+#define otLogCritPlat(aFormat, ...)
+#define otLogWarnPlat(aFormat, ...)
+#define otLogInfoPlat(aFormat, ...)
+#define otLogDebgPlat(aFormat, ...)
+#endif
+
 #endif // WINDOWS_LOGGING
 
 /**
diff --git a/src/core/openthread-core-default-config.h b/src/core/openthread-core-default-config.h
index 272a7ad69..fdb250fef 100644
--- a/src/core/openthread-core-default-config.h
+++ b/src/core/openthread-core-default-config.h
@@ -381,6 +381,14 @@
  */
 #define OPENTHREAD_CONFIG_LOG_NETDIAG
 
+/**
+* @def OPENTHREAD_CONFIG_LOG_PLATFORM
+*
+* Define to enable platform region logging.
+*
+*/
+//#define OPENTHREAD_CONFIG_LOG_PLATFORM
+
 /**
  * @def OPENTHREAD_CONFIG_LOG_PREPREND_REGION
  *