From f2c1436c044721987a9c83849d2be94f2c087404 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Tue, 7 Jul 2020 14:02:19 +0900
Subject: [PATCH 01/22] Minor fix condition of posFixMode

---
 .../SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/GNSS.h    | 2 +-
 .../1.0.0/libraries/GNSS/examples/gnss_tracker/gnss_tracker.ino | 2 +-
 .../libraries/LTE/examples/LteGnssTracker/LteGnssTracker.ino    | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/GNSS.h b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/GNSS.h
index 0ef5bda7a..ff03f3389 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/GNSS.h
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/GNSS.h
@@ -149,7 +149,7 @@ class SpNavData {
     SpGnssTime time;    /**< Time when this position data was updated */
     unsigned char type;           /**< Position type; 0:Invalid, 1:GNSS, 2:reserv, 3:user set, 4:previous */
     unsigned char numSatellites;  /**< Number of visible satellites */
-    unsigned char posFixMode;     /**< FIX mode, 0:Invalid, 1:2D FIX, 2:3D FIX */
+    unsigned char posFixMode;     /**< FIX mode, 1:Invalid, 2:2D FIX, 3:3D FIX */
     unsigned char posDataExist;   /**< Is position data existed, 0:none, 1:exist */
     unsigned char numSatellitesCalcPos; /**< Number of satellites to calculate the position */
     unsigned short satelliteType;       /**< using sv system, bit field; bit0:GPS, bit1:GLONASS */
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/examples/gnss_tracker/gnss_tracker.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/examples/gnss_tracker/gnss_tracker.ino
index 2067f0405..e90c1555b 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/examples/gnss_tracker/gnss_tracker.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/examples/gnss_tracker/gnss_tracker.ino
@@ -982,7 +982,7 @@ void loop() {
       /* Get NavData. */
       Gnss.getNavData(&NavData);
 
-      LedSet = ((NavData.posDataExist) && (NavData.posFixMode != 0));
+      LedSet = ((NavData.posDataExist) && (NavData.posFixMode != FixInvalid));
       if(PosFixflag != LedSet)
       {
         Led_isPosfix(LedSet);
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/LTE/examples/LteGnssTracker/LteGnssTracker.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/LTE/examples/LteGnssTracker/LteGnssTracker.ino
index 292d41a17..b9e4dffd0 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/LTE/examples/LteGnssTracker/LteGnssTracker.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/LTE/examples/LteGnssTracker/LteGnssTracker.ino
@@ -158,7 +158,7 @@ void loop()
     SpNavData navData;
     Gnss.getNavData(&navData);
 
-    bool posFix = ((navData.posDataExist) && (navData.posFixMode != 0));
+    bool posFix = ((navData.posDataExist) && (navData.posFixMode != FixInvalid));
     if (posFix) {
       Serial.println("Position is fixed.");
       String nmeaString = getNmeaGga(&navData);

From 6395f64e06c434bc9c29254ecabb92aca6481589 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Tue, 7 Jul 2020 17:19:20 +0900
Subject: [PATCH 02/22] Add out of memory checking in a SharedMemory example

---
 .../1.0.0/libraries/MP/examples/SharedMemory/Main/Main.ino   | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/MP/examples/SharedMemory/Main/Main.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/MP/examples/SharedMemory/Main/Main.ino
index cf0612f0e..29e7bfde1 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/MP/examples/SharedMemory/Main/Main.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/MP/examples/SharedMemory/Main/Main.ino
@@ -37,6 +37,11 @@ void setup()
 
   /* Allocate Shared Memory */
   uint8_t *addr = (uint8_t *)MP.AllocSharedMemory(MEMSIZE);
+  if (!addr) {
+    printf("Error: out of memory\n");
+    return;
+  }
+
   printf("SharedMemory Address=@%08x\n", (uint32_t)addr);
 
   /* memory fill */

From 1b2a4601ce8b525fe3ef96ac56c7747c71799800 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Tue, 7 Jul 2020 23:03:26 +0900
Subject: [PATCH 03/22] Update error message in an exmple of number_recognition

If the dnnrt.begin() fails, there are two possibilities. One is that the
bootloader isn't installed, and another is that there isn't enough memory
to load dnnrt.
---
 .../DNNRT/examples/number_recognition/number_recognition.ino | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/DNNRT/examples/number_recognition/number_recognition.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/DNNRT/examples/number_recognition/number_recognition.ino
index da20b5477..e5b7e9ae6 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/DNNRT/examples/number_recognition/number_recognition.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/DNNRT/examples/number_recognition/number_recognition.ino
@@ -49,9 +49,10 @@ void setup() {
   }
   int ret = dnnrt.begin(nnbfile);
   if (ret < 0) {
-    Serial.print("Runtime initialization failure. ");
+    Serial.println("Runtime initialization failure.");
     if (ret == -16) {
-      Serial.println("Please update bootloader!");
+      Serial.print("Please install bootloader!");
+      Serial.println(" or consider memory configuration!");
     } else {
       Serial.println(ret);
     }

From 0dae3eda0fd2aec3e7524b0b3f80363faa1357bd Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Tue, 7 Jul 2020 14:22:58 +0900
Subject: [PATCH 04/22] Add empty functions of Wire new timeout API

Add methods with compatibility
---
 .../spresense/1.0.0/libraries/Wire/Wire.cpp    | 18 ++++++++++++++++++
 .../spresense/1.0.0/libraries/Wire/Wire.h      |  3 +++
 2 files changed, 21 insertions(+)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.cpp b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.cpp
index b311d5aa7..8f39d5011 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.cpp
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.cpp
@@ -270,6 +270,24 @@ void TwoWire::setClock(uint32_t clock)
     }
 }
 
+void TwoWire::setWireTimeout(uint32_t timeout, bool reset_with_timeout)
+{
+    // dummy function
+    return;
+}
+
+bool TwoWire::getWireTimeoutFlag(void)
+{
+    // dummy function always returns false
+    return false;
+}
+
+void TwoWire::clearWireTimeoutFlag(void)
+{
+    // dummy function
+    return;
+}
+
 // sets function called on slave write
 void TwoWire::onReceive(TWIReceiveHandler handler)
 {
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.h b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.h
index 025500a5e..6773ffe0a 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.h
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.h
@@ -88,6 +88,9 @@ class TwoWire : public Stream
     uint8_t endTransmission(void) { return endTransmission(true); }
 
     void setClock(uint32_t clock);
+    void setWireTimeout(uint32_t timeout = 25000, bool reset_with_timeout = false);
+    bool getWireTimeoutFlag(void);
+    void clearWireTimeoutFlag(void);
     void onReceive(TWIReceiveHandler handler);
     void onRequest(TWIRequestHandler handler);
 

From 87089ee315ac632b06a4a8b02a6d89604eaaeb47 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Thu, 16 Jul 2020 04:38:58 +0900
Subject: [PATCH 05/22] Fix sample sketch bug

---
 .../rendering_objif/rendering_objif.ino         | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rendering_objif/rendering_objif.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rendering_objif/rendering_objif.ino
index d445dc438..ea73c93e3 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rendering_objif/rendering_objif.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rendering_objif/rendering_objif.ino
@@ -23,6 +23,8 @@
 #include <stdio.h>
 #include <stdlib.h>
 
+#include <arch/board/board.h>
+
 #define READSAMPLE (240)
 #define BYTEWIDTH (2)
 #define CHNUM (2)
@@ -129,7 +131,7 @@ static enum State {
   Stopping,
 } s_state = Ready;
 
-static bool getFrame(AsPcmDataParam *pcm)
+static bool getFrame(AsPcmDataParam *pcm, bool direct_read)
 {
   /* Alloc MemHandle */
   if (pcm->mh.allocSeg(S0_REND_PCM_BUF_POOL, READSIZE) != ERR_OK) {
@@ -140,7 +142,7 @@ static bool getFrame(AsPcmDataParam *pcm)
   pcm->identifier = 0;
   pcm->callback = 0;
   pcm->bit_length = 16;
-  pcm->size = myBuffer.readbuf((uint8_t *)pcm->mh.getPa());
+  pcm->size = (direct_read) ? myFile.read((uint8_t *)pcm->mh.getPa(), READSIZE) : myBuffer.readbuf((uint8_t *)pcm->mh.getPa());
   pcm->sample = pcm->size / BYTEWIDTH / CHNUM;  
   pcm->is_end = (pcm->size < READSIZE);
   pcm->is_valid = (pcm->size > 0);
@@ -148,6 +150,10 @@ static bool getFrame(AsPcmDataParam *pcm)
   return true;
 }
 
+static bool getFrame(AsPcmDataParam *pcm)
+{
+  return getFrame(pcm, false);
+}
 
 static bool start(uint8_t no)
 {
@@ -179,7 +185,7 @@ static bool start(uint8_t no)
   /* Start rendering. */
   for (int i = 0; i < RREREQUEST; i++) {
     AsPcmDataParam pcm_param;
-    if (!getFrame(&pcm_param)) {
+    if (!getFrame(&pcm_param, true)) {
       break;
     }
 
@@ -214,7 +220,7 @@ static bool restart()
 
   for (int i = 0; i < RREREQUEST; i++) {
     AsPcmDataParam pcm_param;
-    if (getFrame(&pcm_param)) {
+    if (getFrame(&pcm_param, true)) {
       /* Send PCM */
       int err = theMixer->sendData(OutputMixer0,
                                    outmixer_send_callback,
@@ -370,6 +376,9 @@ void setup()
   /* Set main volume */
   theMixer->setVolume(0, 0, 0);
 
+  /* Unmute */
+  board_external_amp_mute_control(false);
+
   printf("setup() complete\n");
 }
 

From 7d5fda0545723cc1a99298a883137ccc874848a9 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Tue, 28 Jul 2020 13:16:45 +0900
Subject: [PATCH 06/22] Fix spelling mistake

---
 .../1.0.0/libraries/SignalProcessing/keywords.txt      |  4 ++--
 .../1.0.0/libraries/SignalProcessing/src/FFT.h         | 10 +++++-----
 2 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/keywords.txt b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/keywords.txt
index be91a3c76..d63dd7d9b 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/keywords.txt
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/keywords.txt
@@ -11,8 +11,8 @@ BEF			KEYWORD1
 FFTLEN			LITERAL1
 MAX_CHNUM		LITERAL1
 INPUT_BUFFER		LITERAL1
-WindoHamming		LITERAL1
-WindoHanning		LITERAL1
+WindowHamming		LITERAL1
+WindowHanning		LITERAL1
 WindowRectangle		LITERAL1
 
 TYPE_LPF		LITERAL1
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/src/FFT.h b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/src/FFT.h
index 71141473a..8e853eb76 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/src/FFT.h
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/src/FFT.h
@@ -32,8 +32,8 @@
 /*------------------------------------------------------------------*/
 /* WINDOW TYPE */
 typedef enum e_windowType {
-  WindoHamming,
-  WindoHanning,
+  WindowHamming,
+  WindowHanning,
   WindowRectangle
 } windowType_t;
 
@@ -44,7 +44,7 @@ template <int MAX_CHNUM, int FFTLEN> class FFTClass
 {
 public:
   void begin(){
-      begin(WindoHamming, MAX_CHNUM, (FFTLEN/2));
+      begin(WindowHamming, MAX_CHNUM, (FFTLEN/2));
   }
 
   bool begin(windowType_t type, int channel, int overlap){
@@ -119,9 +119,9 @@ template <int MAX_CHNUM, int FFTLEN> class FFTClass
 
   void create_coef(windowType_t type){
     for (int i = 0; i < FFTLEN / 2; i++){
-      if(type == WindoHamming){
+      if(type == WindowHamming){
         coef[i] = 0.54f - (0.46f * arm_cos_f32(2 * PI * (float)i / (FFTLEN - 1)));
-      }else if(type == WindoHanning){
+      }else if(type == WindowHanning){
         coef[i] = 0.54f - (1.0f * arm_cos_f32(2 * PI * (float)i / (FFTLEN - 1)));
       }else{
         coef[i] = 1;

From 58cc32eef47fa1762479bc2c4650885031d31862 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Thu, 30 Jul 2020 15:17:30 +0900
Subject: [PATCH 07/22] watchdog: Add fd checker to several functions

---
 .../1.0.0/libraries/Watchdog/Watchdog.cpp     | 80 +++++++++++++------
 1 file changed, 56 insertions(+), 24 deletions(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Watchdog/Watchdog.cpp b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Watchdog/Watchdog.cpp
index 118412858..63be05393 100755
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Watchdog/Watchdog.cpp
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Watchdog/Watchdog.cpp
@@ -66,28 +66,42 @@ void WatchdogClass::begin(void)
 void WatchdogClass::start(uint32_t timeout) {
   int ret;
 
-  ret = ioctl(wd_fd, WDIOC_SETTIMEOUT, (unsigned long)timeout);
-  if (ret < 0)
+  if (0 <= wd_fd)
     {
-      watchdog_printf("watchdog: ioctl(WDIOC_SETTIMEOUT) failed\n");
-      return;
+      ret = ioctl(wd_fd, WDIOC_SETTIMEOUT, (unsigned long)timeout);
+      if (ret < 0)
+        {
+          watchdog_printf("watchdog: ioctl(WDIOC_SETTIMEOUT) failed\n");
+          return;
+        }
+
+      ret = ioctl(wd_fd, WDIOC_START, 0);
+      if (ret < 0)
+        {
+          watchdog_printf("watchdog: ioctl(WDIOC_START) failed\n");
+        }
     }
-  
-  ret = ioctl(wd_fd, WDIOC_START, 0);
-  if (ret < 0)
+  else
     {
-      watchdog_printf("wdog_main: ioctl(WDIOC_START) failed\n");
+      watchdog_printf("watchdog: watchdog not initialized.\n");
     }
 }
 
 // Public : Send kick to avoid bite
 void WatchdogClass::kick(void) {
   int ret;
-  
-  ret = ioctl(wd_fd, WDIOC_KEEPALIVE, 0);
-  if (ret < 0)
+
+  if (0 <= wd_fd)
     {
-      watchdog_printf("wdog_main: ioctl(WDIOC_KEEPALIVE) failed\n");
+      ret = ioctl(wd_fd, WDIOC_KEEPALIVE, 0);
+      if (ret < 0)
+        {
+          watchdog_printf("watchdog: ioctl(WDIOC_KEEPALIVE) failed\n");
+        }
+    }
+  else
+    {
+      watchdog_printf("watchdog: watchdog not initialized.\n");
     }
 }
 
@@ -96,31 +110,49 @@ uint32_t WatchdogClass::timeleft(void) {
   struct watchdog_status_s status;
   int ret;
 
-  ret = ioctl(wd_fd, WDIOC_GETSTATUS, (unsigned long)&status);
-  if (ret < 0)
+  if (0 <= wd_fd)
     {
-      watchdog_printf("wdog_main: ioctl(WDIOC_GETSTATUS) failed\n");
-    }
+      ret = ioctl(wd_fd, WDIOC_GETSTATUS, (unsigned long)&status);
+      if (ret < 0)
+        {
+          watchdog_printf("watchdog: ioctl(WDIOC_GETSTATUS) failed\n");
+        }
 
-  return status.timeleft;
+      return status.timeleft;
+    }
+  else
+    {
+      watchdog_printf("watchdog: watchdog not initialized.\n");
+      return -1;
+    }
 }
 
 // Public : Stop the Watchdog
 void WatchdogClass::stop(void) {
   int ret;
-  
-  ret = ioctl(wd_fd, WDIOC_STOP, 0);
-  if (ret < 0)
+
+  if (0 <= wd_fd)
     {
-      watchdog_printf("wdog_main: ioctl(WDIOC_STOP) failed\n");
+      ret = ioctl(wd_fd, WDIOC_STOP, 0);
+      if (ret < 0)
+        {
+          watchdog_printf("watchdog: ioctl(WDIOC_STOP) failed\n");
+        }
+    }
+  else
+    {
+      watchdog_printf("watchdog: watchdog not initialized.\n");
     }
 }
 
 // Public : Finalize to use the Watchdog
 void WatchdogClass::end(void)
 {
-    stop();
-    close(wd_fd);
-    wd_fd = -1;
+  if (0 <= wd_fd)
+    {
+      stop();
+      close(wd_fd);
+      wd_fd = -1;
+    }
 }
 

From b593f11246d4836bb0cf8237adb96284bbae4fe4 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Fri, 7 Aug 2020 09:26:45 +0900
Subject: [PATCH 08/22] Fix tap size bug

---
 .../spresense/1.0.0/libraries/SignalProcessing/src/FFT.h        | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/src/FFT.h b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/src/FFT.h
index 8e853eb76..22f063594 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/src/FFT.h
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/src/FFT.h
@@ -150,7 +150,7 @@ template <int MAX_CHNUM, int FFTLEN> class FFTClass
       case 1024:
         arm_rfft_1024_fast_init_f32(&S);
         break;
-      case 2096:
+      case 2048:
         arm_rfft_2048_fast_init_f32(&S);
         break;
       case 4096:

From a4e772bfd0b9bb036d01096a1d3a4ffc852e4ca9 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 15 Jul 2020 17:18:00 +0900
Subject: [PATCH 09/22] Add error message in Wire new timeout API

---
 .../hardware/spresense/1.0.0/libraries/Wire/Wire.cpp         | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.cpp b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.cpp
index 8f39d5011..4b67c89b4 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.cpp
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/Wire.cpp
@@ -273,18 +273,23 @@ void TwoWire::setClock(uint32_t clock)
 void TwoWire::setWireTimeout(uint32_t timeout, bool reset_with_timeout)
 {
     // dummy function
+    unuse(timeout);
+    unuse(reset_with_timeout);
+    printf("ERROR: setWireTimeout is not supported\n");
     return;
 }
 
 bool TwoWire::getWireTimeoutFlag(void)
 {
     // dummy function always returns false
+    printf("ERROR: getWireTimeoutFlag is not supported\n");
     return false;
 }
 
 void TwoWire::clearWireTimeoutFlag(void)
 {
     // dummy function
+    printf("ERROR: clearWireTimeoutFlag is not supported\n");
     return;
 }
 

From 9d0baba254df98c05bcc3155a158e88b17dbea1b Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Tue, 18 Aug 2020 21:18:13 +0900
Subject: [PATCH 10/22] Update version to SDK2.0.2

---
 Arduino15/package_spresense_index.json | 28 +++++++++++++-------------
 tools/version                          |  2 +-
 2 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/Arduino15/package_spresense_index.json b/Arduino15/package_spresense_index.json
index c2e29865f..016ffb159 100755
--- a/Arduino15/package_spresense_index.json
+++ b/Arduino15/package_spresense_index.json
@@ -11,13 +11,13 @@
         {
           "category": "SPRESENSE",
           "name": "Spresense Reference Board",
-          "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.1/spresense-v2.0.1.tar.gz",
+          "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.2/spresense-v2.0.2.tar.gz",
           "help": {
             "online": "https://github.com/sonydevworld/spresense-arduino-compatible/releases"
           },
           "version": "1.0.0",
           "architecture": "spresense",
-          "archiveFileName": "spresense-v2.0.1.tar.gz",
+          "archiveFileName": "spresense-v2.0.2.tar.gz",
           "boards": [
             {
               "name": "Generic Spresense Module"
@@ -49,22 +49,22 @@
           "name": "spresense-sdk",
           "systems": [
             {
-              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.1/spresense-sdk-v2.0.1.tar.gz",
+              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.2/spresense-sdk-v2.0.2.tar.gz",
               "host": "i686-mingw32",
-              "archiveFileName": "spresense-sdk-v2.0.1.tar.gz",
+              "archiveFileName": "spresense-sdk-v2.0.2.tar.gz",
               "size": "6257789"
             },
             {
               "_comment": "Allow x64-Linux build",
-              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.1/spresense-sdk-v2.0.1.tar.gz",
+              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.2/spresense-sdk-v2.0.2.tar.gz",
               "host": "x86_64-pc-linux-gnu",
-              "archiveFileName": "spresense-sdk-v2.0.1.tar.gz",
+              "archiveFileName": "spresense-sdk-v2.0.2.tar.gz",
               "size": "6257789"
             },
             {
-              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.1/spresense-sdk-v2.0.1.tar.gz",
+              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.2/spresense-sdk-v2.0.2.tar.gz",
               "host": "i386-apple-darwin11",
-              "archiveFileName": "spresense-sdk-v2.0.1.tar.gz",
+              "archiveFileName": "spresense-sdk-v2.0.2.tar.gz",
               "size": "6257789"
             }
           ]
@@ -74,21 +74,21 @@
           "name": "spresense-tools",
           "systems": [
             {
-              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.1/spresense-tools-v2.0.1.tar.gz",
+              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.2/spresense-tools-v2.0.2.tar.gz",
               "host": "i686-mingw32",
-              "archiveFileName": "spresense-tools-v2.0.1.tar.gz",
+              "archiveFileName": "spresense-tools-v2.0.2.tar.gz",
               "size": "59294138"
             },
             {
               "_comment": "Allow x64-Linux build",
-              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.1/spresense-tools-v2.0.1.tar.gz",
+              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.2/spresense-tools-v2.0.2.tar.gz",
               "host": "x86_64-pc-linux-gnu",
-              "archiveFileName": "spresense-tools-v2.0.1.tar.gz",
+              "archiveFileName": "spresense-tools-v2.0.2.tar.gz",
               "size": "59294138"
             },            {
-              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.1/spresense-tools-v2.0.1.tar.gz",
+              "url": "https://github.com/sonydevworld/spresense-arduino-compatible/releases/download/v2.0.2/spresense-tools-v2.0.2.tar.gz",
               "host": "i386-apple-darwin11",
-              "archiveFileName": "spresense-tools-v2.0.1.tar.gz",
+              "archiveFileName": "spresense-tools-v2.0.2.tar.gz",
               "size": "59294138"
             }
           ]
diff --git a/tools/version b/tools/version
index 38f77a65b..e9307ca57 100644
--- a/tools/version
+++ b/tools/version
@@ -1 +1 @@
-2.0.1
+2.0.2

From b7d6dfec9188ff0ca58ddf054f2abe0230dc8867 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 10:36:34 +0900
Subject: [PATCH 11/22] Update library version to 1.4.5 for Audio

---
 .../hardware/spresense/1.0.0/libraries/Audio/library.properties | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/library.properties b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/library.properties
index fbfd039e4..7fb7e5a05 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/library.properties
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/library.properties
@@ -1,5 +1,5 @@
 name=Audio
-version=1.4.4
+version=1.4.5
 author=Sony Semiconductor Solutions
 maintainer=Sony Semiconductor Solutions
 sentence=Spresense Audio Subsystem Library

From d16b16a0314d2e186690740bc1bc69e48fd620a4 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 10:54:48 +0900
Subject: [PATCH 12/22] Update library version to 1.1.1 for DNNRT

---
 .../hardware/spresense/1.0.0/libraries/DNNRT/library.properties | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/DNNRT/library.properties b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/DNNRT/library.properties
index e65cd9f22..c70015131 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/DNNRT/library.properties
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/DNNRT/library.properties
@@ -1,5 +1,5 @@
 name=DNNRT
-version=1.1.0
+version=1.1.1
 author=Sony Semiconductor Solutions
 maintainer=Sony Semiconductor Solutions
 sentence=Deep Neural Network Runtime

From f0d941d0a8cf8abaf7aeddec0ca76fb21b5b0be6 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 10:55:16 +0900
Subject: [PATCH 13/22] Update library version to 1.0.3 for LTE

---
 .../hardware/spresense/1.0.0/libraries/LTE/library.properties   | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/LTE/library.properties b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/LTE/library.properties
index 027e46ee0..a20efbd81 100755
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/LTE/library.properties
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/LTE/library.properties
@@ -1,5 +1,5 @@
 name=LTE
-version=1.0.2
+version=1.0.3
 author=Sony Semiconductor Solutions
 maintainer=Sony Semiconductor Solutions
 sentence=Spresense LTE

From 3c1d3b2c2bd60ba7f1cc00bee6996be71c588c1c Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 10:55:36 +0900
Subject: [PATCH 14/22] Update library version to 1.0.4 for MP

---
 .../hardware/spresense/1.0.0/libraries/MP/library.properties    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/MP/library.properties b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/MP/library.properties
index 61774dfaf..85514eb31 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/MP/library.properties
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/MP/library.properties
@@ -1,5 +1,5 @@
 name=MultiCore MP
-version=1.0.3
+version=1.0.4
 author=Sony Semiconductor Solutions
 maintainer=Sony Semiconductor Solutions
 sentence=Spresense MultiCore MP Library

From 06a8411778d8014907e36d20641fb9ccb467467a Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 10:56:03 +0900
Subject: [PATCH 15/22] Update library version to 1.0.1 for Watchdog

---
 .../spresense/1.0.0/libraries/Watchdog/library.properties       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Watchdog/library.properties b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Watchdog/library.properties
index 200891762..5e5dadb82 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Watchdog/library.properties
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Watchdog/library.properties
@@ -1,5 +1,5 @@
 name=Watchdog
-version=1.0
+version=1.0.1
 author=Sony Semiconductor Solutions
 maintainer=Sony Semiconductor Solutions
 sentence=Spresense Watchdog Library

From 77d86134e6a3aad0e0776aa69ae281594d2c8876 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 10:56:28 +0900
Subject: [PATCH 16/22] Update library version to 1.3.1 for GNSS

---
 .../hardware/spresense/1.0.0/libraries/GNSS/library.properties  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/library.properties b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/library.properties
index 79dad7c5a..4b0908366 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/library.properties
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/GNSS/library.properties
@@ -1,5 +1,5 @@
 name=GNSS
-version=1.3.0
+version=1.3.1
 author=Sony Semiconductor Solutions
 maintainer=Sony Semiconductor Solutions
 sentence=Spresense GNSS(Global Navigation Satellite System) Library

From 995fb182a9e3655d548316632aec465d4aa6f344 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 10:56:49 +0900
Subject: [PATCH 17/22] Update library version to 1.1.0 for Wire

---
 .../hardware/spresense/1.0.0/libraries/Wire/library.properties  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/library.properties b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/library.properties
index af00ce21d..4e0cb3c7b 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/library.properties
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Wire/library.properties
@@ -1,5 +1,5 @@
 name=Wire
-version=1.0
+version=1.1.0
 author=Sony Semiconductor Solutions
 maintainer=Sony Semiconductor Solutions
 sentence=This library allows you to communicate with I2C and Two Wire Interface devices.

From 84c4a9c536bcd70222c529ede95281c3c6bb4570 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 10:57:13 +0900
Subject: [PATCH 18/22] Update library version to 1.1.0 for SignalProcessing

---
 .../1.0.0/libraries/SignalProcessing/library.properties         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/library.properties b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/library.properties
index c7f7cb2c8..6c394e80b 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/library.properties
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/SignalProcessing/library.properties
@@ -1,5 +1,5 @@
 name=Signal Processing
-version=1.0.0
+version=1.1.0
 author=Sony Semiconductor Solutions
 maintainer=Sony Semiconductor Solutions
 sentence=Spresense Signal Processing Libraries

From f691c99b2cc70a7556a85c4c4ee7ef5fad38623a Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 13:40:09 +0900
Subject: [PATCH 19/22] Modify to add a initialize function for SDClass

---
 .../1.0.0/libraries/Camera/examples/camera/camera.ino       | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/examples/camera/camera.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/examples/camera/camera.ino
index a6856eb58..d52b60cb5 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/examples/camera/camera.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/examples/camera/camera.ino
@@ -122,6 +122,12 @@ void setup()
       ; /* wait for serial port to connect. Needed for native USB port only */
     }
 
+  /* Initialize SD */
+  while (!theSD.begin()) 
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
 
   /* begin() without parameters means that
    * number of buffers = 1, 30FPS, QVGA, YUV 4:2:2 format */

From 6164abcce81f47c3648b4f01a9ea5b934173f431 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 16:00:00 +0900
Subject: [PATCH 20/22] Wait to insert the SD card before start camera

---
 .../1.0.0/libraries/Camera/examples/hfr_jpg/hfr_jpg.ino    | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/examples/hfr_jpg/hfr_jpg.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/examples/hfr_jpg/hfr_jpg.ino
index 952fe1183..f2962588c 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/examples/hfr_jpg/hfr_jpg.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/examples/hfr_jpg/hfr_jpg.ino
@@ -135,7 +135,12 @@ void setup()
       ; /* wait for serial port to connect. Needed for native USB port only */
     }
 
-  theSD.begin();
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
 
   /* Shooting JPEG sequence without frame's gap requires multiple buffers. */
 

From ebc2c9dfaa1528fccb63ade2f6a7fd616310ca54 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Wed, 19 Aug 2020 16:15:01 +0900
Subject: [PATCH 21/22] Add theSD.begin() for waiting to insert the SD Card for
 Audio

---
 .../application/dual_players/dual_players.ino         |  6 +++++-
 .../dual_players_objif/dual_players_objif.ino         |  6 +++++-
 .../Audio/examples/application/player/player.ino      |  7 +++++++
 .../application/player_hires/player_hires.ino         |  7 +++++++
 .../application/player_objIf/player_objIf.ino         |  7 +++++++
 .../application/player_playlist/player_playlist.ino   |  9 ++++++---
 .../examples/application/player_wav/player_wav.ino    |  9 +++++++--
 .../Audio/examples/application/rec_play/rec_play.ino  |  7 +++++++
 .../Audio/examples/application/recorder/recorder.ino  |  9 +++++++--
 .../application/recorder_objif/recorder_objif.ino     |  9 +++++++--
 .../application/recorder_wav/recorder_wav.ino         |  9 +++++++--
 .../recorder_wav_objif/recorder_wav_objif.ino         | 11 ++++++++---
 .../recorder_with_rendering.ino                       |  7 ++++++-
 .../application/rendering_objif/rendering_objif.ino   |  8 ++++++--
 14 files changed, 92 insertions(+), 19 deletions(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/dual_players/dual_players.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/dual_players/dual_players.ino
index 3288f745b..f014910df 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/dual_players/dual_players.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/dual_players/dual_players.ino
@@ -175,7 +175,11 @@ void setup()
 
   /* Mount SD card */
 
-  theSD.begin();
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
 
   /* Set output device to speaker */
 
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/dual_players_objif/dual_players_objif.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/dual_players_objif/dual_players_objif.ino
index 5e7c9768e..830a33253 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/dual_players_objif/dual_players_objif.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/dual_players_objif/dual_players_objif.ino
@@ -387,7 +387,11 @@ void setup()
 
   /* Mount SD card */
 
-  theSD.begin();
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
 
   /* Initialize memory pools and message libs */
 
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player/player.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player/player.ino
index a656d621d..944904378 100755
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player/player.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player/player.ino
@@ -55,6 +55,13 @@ static void audio_attention_cb(const ErrorAttentionParam *atprm)
  */
 void setup()
 {
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
+
   // start audio system
   theAudio = AudioClass::getInstance();
 
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_hires/player_hires.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_hires/player_hires.ino
index 754c32825..72c271ecb 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_hires/player_hires.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_hires/player_hires.ino
@@ -90,6 +90,13 @@ void setup()
       exit(1);
     }
 
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
+
   /* Open file placed on SD card */
   myFile = theSD.open("HiResSound.wav");
 
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_objIf/player_objIf.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_objIf/player_objIf.ino
index f90633070..cee1d3d60 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_objIf/player_objIf.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_objIf/player_objIf.ino
@@ -179,6 +179,13 @@ void setup()
    */
   thePlayer->init(MediaPlayer::Player0, AS_CODECTYPE_MP3, "/mnt/sd0/BIN", AS_SAMPLINGRATE_48000, AS_CHANNEL_STEREO);
 
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
+
   myFile = theSD.open("Sound.mp3");
 
   /* Verify file open */
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_playlist/player_playlist.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_playlist/player_playlist.ino
index a3c5f6f95..9065df43b 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_playlist/player_playlist.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_playlist/player_playlist.ino
@@ -250,9 +250,12 @@ void setup()
   printf("Repeat=%s\n", (preset.repeat) ? "On" : "Off");
   printf("Auto=%s\n", (preset.autoplay) ? "On" : "Off");
 
-  /* Use SD card */
-
-  theSD.begin();
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
 
   /* Initialize playlist */
 
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_wav/player_wav.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_wav/player_wav.ino
index f20461cc7..20e67f156 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_wav/player_wav.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/player_wav/player_wav.ino
@@ -66,7 +66,12 @@ static const uint32_t sc_prestore_frames = 10;
  
 void setup()
 {
-  theSD.begin();
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
 
   // Get wav file info
 
@@ -218,4 +223,4 @@ stop_player:
   theAudio->stopPlayer(AudioClass::Player0);
   myFile.close();
   exit(1);
-}
+}
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rec_play/rec_play.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rec_play/rec_play.ino
index f461bbd74..29e49ab82 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rec_play/rec_play.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rec_play/rec_play.ino
@@ -61,6 +61,13 @@ static void audio_attention_cb(const ErrorAttentionParam *atprm)
  */
 void setup()
 {
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
+
   // start audio system
   theAudio = AudioClass::getInstance();
 
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder/recorder.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder/recorder.ino
index 7a17dc344..8851ca8f4 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder/recorder.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder/recorder.ino
@@ -74,6 +74,13 @@ static const int32_t recoding_size = recoding_byte_per_second * recoding_time;
 
 void setup()
 {
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
+
   theAudio = AudioClass::getInstance();
 
   theAudio->begin(audio_attention_cb);
@@ -92,8 +99,6 @@ void setup()
 
   /* Open file for data write on SD card */
 
-  theSD.begin();
-
   if (theSD.exists(RECORD_FILE_NAME))
     {
       printf("Remove existing file [%s].\n", RECORD_FILE_NAME);
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_objif/recorder_objif.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_objif/recorder_objif.ino
index 9190cc709..0f06eda2d 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_objif/recorder_objif.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_objif/recorder_objif.ino
@@ -124,6 +124,13 @@ static bool mediarecorder_done_callback(AsRecorderEvent event, uint32_t result,
 
 void setup()
 {
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
+
   /* Initialize memory pools and message libs */
 
   initMemoryPools();
@@ -161,8 +168,6 @@ void setup()
 
   /* Open file for data write on SD card */
 
-  theSD.begin();
-
   if (theSD.exists(RECORD_FILE_NAME))
     {
       printf("Remove existing file [%s].\n", RECORD_FILE_NAME);
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_wav/recorder_wav.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_wav/recorder_wav.ino
index 2e14ff66d..0e3feb0c9 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_wav/recorder_wav.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_wav/recorder_wav.ino
@@ -89,6 +89,13 @@ static const int32_t recoding_size = recoding_byte_per_second * recoding_time;
 
 void setup()
 {
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
+
   theAudio = AudioClass::getInstance();
 
   theAudio->begin(audio_attention_cb);
@@ -108,8 +115,6 @@ void setup()
 
   /* Open file for data write on SD card */
 
-  theSD.begin();
-
   if (theSD.exists(RECORD_FILE_NAME))
     {
       printf("Remove existing file [%s].\n", RECORD_FILE_NAME);
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_wav_objif/recorder_wav_objif.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_wav_objif/recorder_wav_objif.ino
index 4f8b17057..011866b5f 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_wav_objif/recorder_wav_objif.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_wav_objif/recorder_wav_objif.ino
@@ -143,6 +143,13 @@ void setup()
 
   usleep(100 * 1000); /* waiting for Mic startup */
 
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
+
   /*
    * Initialize recorder to decode stereo wav stream with 48kHz sample rate
    * Search for SRC filter in "/mnt/sd0/BIN" directory
@@ -156,8 +163,6 @@ void setup()
                     "/mnt/sd0/BIN");
 
   /* Open file for data write on SD card */
-  
-  theSD.begin();
 
   if (theSD.exists(RECORD_FILE_NAME))
     {
@@ -218,7 +223,7 @@ err_t execute_aframe(uint32_t* size)
     {
       signal_process(*size);
     }else{
-      return err;
+      return err;
     }
   int ret = s_myFile.write((uint8_t*)&s_buffer, *size);
   if (ret < 0)
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_with_rendering/recorder_with_rendering.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_with_rendering/recorder_with_rendering.ino
index 64df27b6f..c882ed615 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_with_rendering/recorder_with_rendering.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/recorder_with_rendering/recorder_with_rendering.ino
@@ -147,7 +147,12 @@ void mediaplayer_decode_callback(AsPcmDataParam pcm_param)
 
 void setup()
 {
-  theSD.begin();
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
 
   /* Initialize memory pools and message libs */
 
diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rendering_objif/rendering_objif.ino b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rendering_objif/rendering_objif.ino
index ea73c93e3..00a97d619 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rendering_objif/rendering_objif.ino
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Audio/examples/application/rendering_objif/rendering_objif.ino
@@ -351,8 +351,12 @@ void setup()
   initMemoryPools();
   createStaticPools(MEM_LAYOUT_PLAYER);
 
-  /* Use SD card */
-  theSD.begin();
+  /* Initialize SD */
+  while (!theSD.begin())
+    {
+      /* wait until SD card is mounted. */
+      Serial.println("Insert SD card.");
+    }
 
   /* Start audio system */
   theMixer  = OutputMixer::getInstance();

From a1b29096750a5d772ffde567c6532d69a2d162e5 Mon Sep 17 00:00:00 2001
From: SPRESENSE <41312067+SPRESENSE@users.noreply.github.com>
Date: Mon, 24 Aug 2020 18:01:47 +0900
Subject: [PATCH 22/22] Update library version to 1.2.1 for Camera

---
 .../spresense/1.0.0/libraries/Camera/library.properties         | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/library.properties b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/library.properties
index f4da0cd89..8b53e7372 100644
--- a/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/library.properties
+++ b/Arduino15/packages/SPRESENSE/hardware/spresense/1.0.0/libraries/Camera/library.properties
@@ -1,5 +1,5 @@
 name=Camera
-version=1.2.0
+version=1.2.1
 author=Sony Semiconductor Solutions
 maintainer=Sony Semiconductor Solutions
 sentence=Spresense Camera Library