Revision 12:7d75ba5deed1, committed 2015-07-12

Comitter:

dflet

Date:

Sun Jul 12 09:13:56 2015 +0000

Parent:

11:404bd8bb7fa6

Child:

13:bf45f592c2b6

Commit message:

WIP commit 13 reworked 12c

Changed in this revision

--- a/FreeRTOS/FreeRTOSConfig.h	Tue Jul 07 22:56:31 2015 +0000
+++ b/FreeRTOS/FreeRTOSConfig.h	Sun Jul 12 09:13:56 2015 +0000
@@ -86,7 +86,7 @@
 #define configCPU_CLOCK_HZ			( ( unsigned long ) SystemCoreClock )
 #define configTICK_RATE_HZ			( ( portTickType ) 1000 )
 #define configMINIMAL_STACK_SIZE	( ( unsigned short ) 130 )
-#define configTOTAL_HEAP_SIZE		( ( size_t ) (5 * 1024) )
+#define configTOTAL_HEAP_SIZE		( ( size_t ) (20 * 1024) )
 #define configMAX_TASK_NAME_LEN		( 16 )
 #define configUSE_TRACE_FACILITY	1
 #define configUSE_16_BIT_TICKS		0

--- a/camera_app/camera_app.cpp	Tue Jul 07 22:56:31 2015 +0000
+++ b/camera_app/camera_app.cpp	Sun Jul 12 09:13:56 2015 +0000
@@ -79,7 +79,6 @@
 extern int g_uiIpObtained = 0;
 extern int g_uiSimplelinkRole = ROLE_INVALID;
 unsigned int g_uiIpAddress = 0;
-static unsigned int *p_buffer = NULL;
 static unsigned char g_dma_txn_done;
 volatile static unsigned char g_frame_end;
 static unsigned int g_total_dma_intrpts;
@@ -94,16 +93,13 @@
     int FRAME_SIZE_IN_BYTES = (240 * 256 * 2);
 #endif    
 
-//#ifdef ENABLE_JPEG
-unsigned int g_header_length;
-//#endif 
-
 struct ImageBuffer
 {
-//#ifdef ENABLE_JPEG
+#ifdef ENABLE_JPEG
 	char g_header[SMTP_BUF_LEN] /*= {'\0'}*/;
-//#endif
-	uint32_t g_image_buffer[NUM_OF_4B_CHUNKS];//60Kb 15360, 50Kb 12800
+#endif
+//    uint32_t g_image_buffer[NUM_OF_4B_CHUNKS];//60Kb 15360, 50Kb 12800
+	uint32_t g_image_buffer[((IMAGE_BUF_SIZE)/(sizeof(unsigned int)))];//51Kb
 };
 
 ImageBuffer g_image;
@@ -326,14 +322,16 @@
 //!                               
 //
 //*****************************************************************************
-static unsigned short CaptureImage(char** WriteBuffer)
+uint16_t CaptureImage(char** WriteBuffer)
 {
+//    Uart_Write((uint8_t*)"CaptureImage \n\r");
 	DCMI_HandleTypeDef phdcmi;
     DMA_HandleTypeDef hdma_dcmi;
-//    Uart_Write((uint8_t*)"CaptureImage \n\r");
-    memset(g_image.g_image_buffer,0xF80F,sizeof(g_image.g_image_buffer));
-//    memset(g_image.g_image_buffer,0x0F,sizeof(g_image.g_image_buffer));
-    p_buffer = &(g_image.g_image_buffer[0]);
+
+    uint32_t g_header_length = 0;
+//    memset(g_image.g_image_buffer,0xF80F,sizeof(g_image.g_image_buffer));
+    memset(g_image.g_image_buffer,0x0F,sizeof(g_image.g_image_buffer));
+    uint32_t *p_buffer = &(g_image.g_image_buffer[0]);
     
     DMAConfig();
 
@@ -341,18 +339,18 @@
     // Perform Image Capture 
     //
 //    wait_ms(500);
+
 #ifdef ENABLE_JPEG
     HAL_DCMI_Start_DMA(&phdcmi, DCMI_MODE_SNAPSHOT, (uint32_t)p_buffer, NUM_OF_4B_CHUNKS);
 #else
     HAL_DCMI_Start_DMA(&phdcmi, DCMI_MODE_CONTINUOUS, (uint32_t)p_buffer, NUM_OF_4B_CHUNKS);
-#endif
-    HttpDebug("CaptureImage Complete\n\r");    
+#endif   
     g_frame_end = 1;
  
-    /* Read the number of data items transferred (4 x uint = 4 bytes) */
+    /* Read the number of data items transferred in bytes ((4x) uint = 4 bytes) */
     g_frame_size_in_bytes = 4*(NUM_OF_4B_CHUNKS - hdma_dcmi.Instance->NDTR);
-    if(g_frame_size_in_bytes <= 0){
-    	HttpDebug("\r\nFailed to capture any data, check camera connections!\r\n");
+    if(g_frame_size_in_bytes <= 0 || g_frame_size_in_bytes > (NUM_OF_4B_CHUNKS *4)){
+    	HttpDebug("\r\nFailed to capture or data over-run, check camera connections!\r\n");
     	HAL_DCMI_MspDeInit(&phdcmi);
     	while(1){
     		wait(0.5);
@@ -361,14 +359,14 @@
     g_dma_txn_done = 1;
     g_total_dma_intrpts = 1;
     
-    HttpDebug("g_frame_size_in_bytes = 0x%x \r\n",g_frame_size_in_bytes);
+//    HttpDebug("frame size = 0x%x \r\n",g_frame_size_in_bytes);
     
     uint8_t* Image = reinterpret_cast<uint8_t*>(&g_image.g_image_buffer);
-//#if 0    
+#if 0    
     for(int i =0;i< 10;i++){
     	HttpDebug("0x%x ",Image[i]);
     }
-//#endif//if 0    
+#endif//if 0    
     //
     // Create JPEG Header
     //
@@ -376,10 +374,12 @@
     memset(g_image.g_header, '\0', sizeof(g_image.g_header));
     g_header_length = CreateJpegHeader((char *)&(g_image.g_header[0]), PIXELS_IN_X_AXIS,
                                        PIXELS_IN_Y_AXIS, 0, 0x0020, 9);
-
+//    HttpDebug("g_header_length = 0x%x \r\n",g_header_length);
     // This pushes the header to the start of the array so that the entire picture can be contiguous in memory
-    memcpy(Image + g_header_length, Image, g_frame_size_in_bytes);
-    memcpy(Image, g_image.g_header, g_header_length);
+//    memcpy(Image + g_header_length, Image, g_frame_size_in_bytes);
+//    memcpy(Image, g_image.g_header, g_header_length);
+    // This pushes the header to the end of the array so that the entire picture can be contiguous in memory
+    memcpy(Image + g_frame_size_in_bytes, g_image.g_header, g_header_length);
 #if 0    
     for(int i =624;i< 725;i++){
     	HttpDebug("0x%x ",Image[i]);
@@ -401,7 +401,7 @@
 //!     \return                     None                  
 //
 //*****************************************************************************
-static void DMAConfig()
+void DMAConfig()
 {
 	DCMI_HandleTypeDef phdcmi;
     DMA_HandleTypeDef hdma_dcmi;
@@ -415,8 +415,8 @@
     hdma_dcmi.Init.Direction           = DMA_PERIPH_TO_MEMORY;
     hdma_dcmi.Init.PeriphInc           = DMA_PINC_DISABLE;
     hdma_dcmi.Init.MemInc              = DMA_MINC_ENABLE;
-    hdma_dcmi.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;//Cam is 1 byte wide data (8 bits) should this be word?????
-    hdma_dcmi.Init.MemDataAlignment    = DMA_PDATAALIGN_WORD;//Memory is defined as uint (1 word)
+    hdma_dcmi.Init.PeriphDataAlignment = DMA_PDATAALIGN_WORD;//Cam is 1 byte wide data (8 bits) should this be word?????
+    hdma_dcmi.Init.MemDataAlignment    = DMA_PDATAALIGN_WORD;//Memory has been defined as uint (1 word)
     hdma_dcmi.Init.Mode                = DMA_CIRCULAR;
     hdma_dcmi.Init.Priority            = DMA_PRIORITY_HIGH;
     hdma_dcmi.Init.FIFOMode            = DMA_FIFOMODE_DISABLE;
@@ -428,7 +428,7 @@
     __HAL_LINKDMA(&phdcmi, DMA_Handle, hdma_dcmi);
     
      /* DMA interrupt init */
-    HAL_NVIC_SetPriority(DMA2_Stream1_IRQn, 5, 0);
+    HAL_NVIC_SetPriority(DMA2_Stream1_IRQn, 0, 0);
     HAL_NVIC_EnableIRQ(DMA2_Stream1_IRQn);
     
     /* Peripheral DCMI init*/
@@ -437,9 +437,12 @@
     __DCMI_CLK_ENABLE();    
  
     phdcmi.Init.SynchroMode      = DCMI_SYNCHRO_HARDWARE;
-    phdcmi.Init.PCKPolarity      = DCMI_PCKPOLARITY_RISING;
-    phdcmi.Init.VSPolarity       = DCMI_VSPOLARITY_LOW;
-    phdcmi.Init.HSPolarity       = DCMI_HSPOLARITY_LOW;
+    phdcmi.Init.PCKPolarity      = DCMI_PCKPOLARITY_FALLING;
+//    phdcmi.Init.PCKPolarity      = DCMI_PCKPOLARITY_RISING;
+    phdcmi.Init.VSPolarity       = DCMI_VSPOLARITY_HIGH;
+//    phdcmi.Init.VSPolarity       = DCMI_VSPOLARITY_LOW;
+    phdcmi.Init.HSPolarity       = DCMI_HSPOLARITY_HIGH;
+//    phdcmi.Init.HSPolarity       = DCMI_HSPOLARITY_LOW;
     phdcmi.Init.CaptureRate      = DCMI_CR_ALL_FRAME;
     phdcmi.Init.ExtendedDataMode = DCMI_EXTEND_DATA_8B;    
 #ifdef ENABLE_JPEG  
@@ -474,7 +477,7 @@
     PA6     ------> DCMI_PIXCK
     PA4     ------> DCMI_HSYNC
     PB7     ------> DCMI_VSYNC
-    PC9     ------> MCLK 
+    
     */
     /* D3 D4 D6 D7 */
     GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6;
@@ -500,22 +503,22 @@
     GPIO_InitStruct.Alternate = GPIO_AF13_DCMI;
     HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
     
-    /*Configure GPIO pin : GPIO_AF0_MCO PC9 */
+    /*Configure GPIO pin : GPIO_AF0_MCO PC9 
     GPIO_InitStruct.Pin = GPIO_PIN_9;
     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
     GPIO_InitStruct.Pull = GPIO_PULLUP;
     GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
     GPIO_InitStruct.Alternate = GPIO_AF0_MCO;
     HAL_GPIO_Init(GPIOC, &GPIO_InitStruct);
-    
-    /*Configure GPIO pin : PA8 */
+*/    
+    /*Configure GPIO pin : GPIO_AF0_MCO PA8 
     GPIO_InitStruct.Pin = GPIO_PIN_8;
     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
     GPIO_InitStruct.Pull = GPIO_PULLUP;
     GPIO_InitStruct.Speed = GPIO_SPEED_HIGH;
     GPIO_InitStruct.Alternate = GPIO_AF0_MCO;
     HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
-    
+*/    
     /* D5 VSYNC */
     GPIO_InitStruct.Pin = GPIO_PIN_6|GPIO_PIN_7;
     GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
@@ -525,7 +528,7 @@
     HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
 
   /* System interrupt init*/
-    HAL_NVIC_SetPriority(DCMI_IRQn, 5, 0);
+    HAL_NVIC_SetPriority(DCMI_IRQn, 0, 0);
     HAL_NVIC_EnableIRQ(DCMI_IRQn);
 
     HAL_DMA_Init(&hdma_dcmi);

--- a/camera_app/camera_app.h	Tue Jul 07 22:56:31 2015 +0000
+++ b/camera_app/camera_app.h	Sun Jul 12 09:13:56 2015 +0000
@@ -60,7 +60,8 @@
 extern int PIXELS_IN_X_AXIS; 
 extern int PIXELS_IN_X_AXIS;
 extern int FRAME_SIZE_IN_BYTES;
-#define NUM_OF_1KB_BUFFERS      50//50
+//#define NUM_OF_1KB_BUFFERS      50
+#define NUM_OF_1KB_BUFFERS      51//50
 
 
 #define BYTES_PER_PIXEL             (2)       // RGB 565 
@@ -68,7 +69,8 @@
 #define ONE_KB                      (1024)
 #define IMAGE_BUF_SIZE              (ONE_KB * NUM_OF_1KB_BUFFERS)
 
-#define NUM_OF_4B_CHUNKS            ((IMAGE_BUF_SIZE)/(sizeof(unsigned int)))
+//#define NUM_OF_4B_CHUNKS            ((IMAGE_BUF_SIZE)/(sizeof(unsigned int)))
+#define NUM_OF_4B_CHUNKS            ((IMAGE_BUF_SIZE - ONE_KB)/(sizeof(unsigned int)))
 #define NUM_OF_1KB_CHUNKS           (IMAGE_BUF_SIZE/ONE_KB)
 #define NUM_OF_4B_CHUNKS_IN_1KB     (ONE_KB/(sizeof(unsigned int)))
 
@@ -100,8 +102,8 @@
 
 static void CamControllerInit(void);
 static void CameraIntHandler(void);
-static unsigned short CaptureImage(char **WriteBuffer);
-static void DMAConfig(void);
+uint16_t CaptureImage(char **WriteBuffer);
+void DMAConfig(void);
 
 /****************************************************************************/
 /*                      LOCAL FUNCTION PROTOTYPES                           */

--- a/camera_app/httpserverapp/httpserverapp.cpp	Tue Jul 07 22:56:31 2015 +0000
+++ b/camera_app/httpserverapp/httpserverapp.cpp	Sun Jul 12 09:13:56 2015 +0000
@@ -105,7 +105,7 @@
 		if(g_close == 0)
 		{
 			Write.uLength = StartCamera((char **)&Write.pData);
-//            HttpDebug("Data Len = 0x%x \n\r",Write.uLength);
+            HttpDebug("Data Len = 0x%x \n\r",Write.uLength);
 			if(!sl_WebSocketSend(g_uConnection, Write, Opcode))
 			{
 				Uart_Write((uint8_t*)"sl_WebSocketSend failed.\n\r");

--- a/camera_app/mt9d111/i2cconfig.cpp	Tue Jul 07 22:56:31 2015 +0000
+++ b/camera_app/mt9d111/i2cconfig.cpp	Sun Jul 12 09:13:56 2015 +0000
@@ -90,18 +90,24 @@
 //	Uart_Write((uint8_t*)"I2CBufferRead \n\r");
 //    uint32_t ulNdx;
     bool err;
-    if(ucFlags == I2C_SEND_START){
+/*    if(ucFlags == I2C_SEND_START){
     	i2c.start(); 	   
     }
-    
+*/    
     // Set I2C slave address
-    err = i2c.read(ucDevAddr, ucBuffer, ulSize);
-    if(!err){
-    	return 1;
-    }
+    err = i2c.read(0xBB, ucBuffer, ulSize);
+/*    
     if(ucFlags == I2C_SEND_STOP){
     	i2c.stop();
     }
+*/    
+//    for(int i = 0;i<ulSize;i++){
+//    	printf("0x%x ",ucBuffer[i]);
+//    }
+//    printf("\r\n");	
+//    if(err){
+//    	return 1;
+//    }
     
     return 0;
 }
@@ -128,18 +134,20 @@
 //	Uart_Write((uint8_t*)"I2CBufferWrite \n\r");
 //    uint32_t ulNdx;
     bool err;
-    if(ucFlags == I2C_SEND_START){
+/*    if(ucFlags == I2C_SEND_START){
     	i2c.start(); 	   
     }
-    
+*/    
    // Set I2C slave address
     err = i2c.write(ucDevAddr, ucBuffer, ulSize);
-    if(!err){
-    	return 1;
-    }
+/*    
     if(ucFlags == I2C_SEND_STOP){
     	i2c.stop();
     }
+*/    
+//    if(!err){
+//    	return 1;
+//    }
 
     return 0;
 }

--- a/camera_app/mt9d111/mt9d111.cpp	Tue Jul 07 22:56:31 2015 +0000
+++ b/camera_app/mt9d111/mt9d111.cpp	Sun Jul 12 09:13:56 2015 +0000
@@ -53,7 +53,8 @@
 #define RET_OK                  0
 #define RET_ERROR               -1
 #define SENSOR_PAGE_REG         0xF0
-#define CAM_I2C_SLAVE_ADDR      ((0xBA >> 1))
+#define CAM_I2C_SLAVE_ADDR      0xBA//((0xBA >> 1))//Write
+//#define CAM_I2C_SLAVE_ADDR      0xBB((0xBB >> 1))//Read
 
 #ifndef ENABLE_JPEG
 static const s_RegList preview_on_cmd_list[]= {
@@ -431,7 +432,7 @@
         if(pRegLst->ucPageAddr == 100)
         {
             // PageAddr == 100, insret a delay equal to reg value 
-            wait_us(pRegLst->usValue);// * 80000/3);
+            wait_ms(pRegLst->usValue);// * 80000/3);
         }
         else if(pRegLst->ucPageAddr == 111)
         {
@@ -460,7 +461,7 @@
             ucBuffer[2] = (unsigned char)(pRegLst->ucPageAddr);
             if(0 != I2CBufferWrite(CAM_I2C_SLAVE_ADDR,ucBuffer,3,I2C_SEND_STOP))
             {
-                Uart_Write((uint8_t*)"\n\rError writing ucBuffer \n\r");
+                Uart_Write((uint8_t*)"\n\rError writing SENSOR_PAGE_REG \n\r");
                 return RET_ERROR;
             }
 
@@ -500,7 +501,7 @@
             if(0 != I2CBufferWrite(CAM_I2C_SLAVE_ADDR,ucBuffer,
                                                       ulSize,I2C_SEND_STOP))
             {
-                Uart_Write((uint8_t*)"\n\rError writting I2C_SEND_STOP \n\r");
+                Uart_Write((uint8_t*)"\n\rError i2c write \n\r");
                 return RET_ERROR;
             }
         }

--- a/http/server/HttpSocket.cpp	Tue Jul 07 22:56:31 2015 +0000
+++ b/http/server/HttpSocket.cpp	Sun Jul 12 09:13:56 2015 +0000
@@ -215,7 +215,7 @@
 
 int ClientSocketSend(long socket, char * buffer, unsigned int len)
 {
-//  HttpDebug("\r\n ClientSocketSend\n\r");
+  HttpDebug("\r\n ClientSocketSend\n\r");
   int send_len = 0, Ittr = 0;
 
   do

--- a/http/server/WebSockHandler.cpp	Tue Jul 07 22:56:31 2015 +0000
+++ b/http/server/WebSockHandler.cpp	Sun Jul 12 09:13:56 2015 +0000
@@ -290,7 +290,7 @@
  */
 int WSCore_DataSend(UINT16 uConnection, struct HttpBlob PayLoad, UINT8 Opcode)
 {
-//	Uart_Write((uint8_t*)"WSCore_DataSend\n\r");
+	Uart_Write((uint8_t*)"WSCore_DataSend\n\r");
 	UINT16 usTotalLength;
 	UINT8 usNextBlock;
 	UINT16 usPayloadLen;	// The heap cannot support beyond 65kb

--- a/main.cpp	Tue Jul 07 22:56:31 2015 +0000
+++ b/main.cpp	Sun Jul 12 09:13:56 2015 +0000
@@ -60,6 +60,7 @@
 #include "cli_uart.h"
 #include "app_config.h"
 #include "myBoardInit.h"
+#include "camera_app.h"
 
 using namespace mbed_cc3100;
 
@@ -73,8 +74,8 @@
 static void SystemClock_Config(void)
 {
   
-  SystemCoreClockUpdate();
-  
+//  SystemCoreClockUpdate();
+/*  
   RCC_OscInitTypeDef RCC_OscInitStruct;
   RCC_ClkInitTypeDef RCC_ClkInitStruct;
 //  RCC_PeriphCLKInitTypeDef PeriphClkInitStruct;//Used for ov7670 test
@@ -106,27 +107,27 @@
 //  PeriphClkInitStruct.PLLI2S.PLLI2SN = 192;
 //  PeriphClkInitStruct.PLLI2S.PLLI2SR = 2;
 //  HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct);
-  
+*/  
   /* RCC_MCODIV_5 33.6MHz mco2 output on pin PC_9 (cam xclk) */
   /* RCC_MCODIV_4 42MHz mco2 output on pin PC_9 (cam xclk) */
   /* RCC_MCODIV_3 56MHz mco2 output on pin PC_9 (cam xclk) */
 //  HAL_RCC_MCOConfig(RCC_MCO2, RCC_MCO2SOURCE_SYSCLK, RCC_MCODIV_4);
 
   /* RCC_MCODIV_1 16MHz mco1 output on pin PA_8 (cam xclk) */
-//  HAL_RCC_MCOConfig(RCC_MCO1, RCC_MCO1SOURCE_HSI, RCC_MCODIV_1);
+  HAL_RCC_MCOConfig(RCC_MCO1, RCC_MCO1SOURCE_HSI, RCC_MCODIV_1);
 
   /* RCC_MCODIV_1 8MHz mco2 output on pin PC_9 (cam xclk) */ 
   /* RCC_MCODIV_2 4MHz mco2 output on pin PC_9 (cam xclk) */ 
   /* RCC_MCODIV_4 2MHz mco2 output on pin PC_9 (cam xclk) */  
-  HAL_RCC_MCOConfig(RCC_MCO2, RCC_MCO2SOURCE_HSE, RCC_MCODIV_4);
+//  HAL_RCC_MCOConfig(RCC_MCO2, RCC_MCO2SOURCE_HSE, RCC_MCODIV_1);
 
   //Used for ov7670 test
   /* RCC_MCODIV_4 24MHz mco2 output on pin PC_9 (cam xclk) */
 //  HAL_RCC_MCOConfig(RCC_MCO2, RCC_MCO2SOURCE_PLLI2SCLK, RCC_MCODIV_4);
 
-  HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
+//  HAL_SYSTICK_Config(HAL_RCC_GetHCLKFreq()/1000);
   
-  HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
+//  HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
 
 /* STM32F405x/407x/415x/417x Revision Z devices: prefetch is supported  */
 //  if (HAL_GetREVID() == 0x1001)
@@ -211,11 +212,13 @@
 //****************************************************************************
 int main(void) {
 
+   SCB->SHCSR |= 0x00070000; 
    int rv = 0;
    
-   HAL_Init();
+//   HAL_Init();
    
    SystemClock_Config();
+//   DMAConfig();
    
    //
    // Configuring UART
@@ -282,11 +285,11 @@
 extern "C" void HardFault_Handler(void)
 {
   /* Go to infinite loop when Hard Fault exception occurs */
+  Uart_Write((uint8_t*)"\n\rHardFault_Handler \n\r");
   printf("Hard Fault Register SCB->HSFR     0x%X \r\n",SCB->HFSR);
-  printf("Call to Memory Address SCB->BFAR  0x%X ERROR!\r\n",SCB->BFAR);
   printf("Fault bits set SCB->CFSR          0x%X \r\n",SCB->CFSR);
+  printf("Call to Memory Address SCB->BFAR  0x%X ERROR!\r\n",SCB->BFAR);
   printf("Call to Memory Address SCB->MMFAR 0x%X ERROR!\r\n",SCB->MMFAR);
-  
   Uart_Write((uint8_t*)"HardFault_Handler \n\r");
   while (1)
   {
@@ -299,7 +302,11 @@
   * @retval None
   */
 extern "C" void MemManage_Handler(void)
-{
+{ 
+  Uart_Write((uint8_t*)"\n\rMemManage_Handler \n\r");
+  printf("Fault bits set SCB->CFSR          0x%X \r\n",SCB->CFSR); 
+  printf("Call to Memory Address SCB->BFAR  0x%X ERROR!\r\n",SCB->BFAR);
+  printf("Call to Memory Address SCB->MMFAR 0x%X ERROR!\r\n",SCB->MMFAR);
   Uart_Write((uint8_t*)"MemManage_Handler \n\r");
   /* Go to infinite loop when Memory Manage exception occurs */
   while (1)
@@ -314,6 +321,10 @@
   */
 extern "C" void BusFault_Handler(void)
 {
+  Uart_Write((uint8_t*)"\n\rBusFault_Handler \n\r");
+  printf("Fault bits set SCB->CFSR          0x%X \r\n",SCB->CFSR); 
+  printf("Call to Memory Address SCB->BFAR  0x%X ERROR!\r\n",SCB->BFAR);
+  printf("Call to Memory Address SCB->MMFAR 0x%X ERROR!\r\n",SCB->MMFAR);
   Uart_Write((uint8_t*)"BusFault_Handler \n\r");
   /* Go to infinite loop when Bus Fault exception occurs */
   while (1)

--- a/mbed.bld	Tue Jul 07 22:56:31 2015 +0000
+++ b/mbed.bld	Sun Jul 12 09:13:56 2015 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/mbed_official/code/mbed/builds/7cff1c4259d7
\ No newline at end of file
+http://mbed.org/users/mbed_official/code/mbed/builds/da0ca467f8b5
\ No newline at end of file

--- a/utils/app_config.h	Tue Jul 07 22:56:31 2015 +0000
+++ b/utils/app_config.h	Sun Jul 12 09:13:56 2015 +0000
@@ -6,7 +6,7 @@
 #define SPAWN_TASK_PRIORITY            7//9
 #define HTTP_SERVER_APP_TASK_PRIORITY  1//1
 #define CAMERA_SERVICE_PRIORITY        1
-#define OSI_STACK_SIZE                 2048
+#define OSI_STACK_SIZE                 16 * 1024