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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

Diff: targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_cec.c

Revision:
441:d2c15dda23c1
Parent:
392:2b59412bb664
Child:
630:825f75ca301e
--- a/targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_cec.c	Tue Dec 16 08:15:08 2014 +0000
+++ b/targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_cec.c	Tue Jan 06 16:15:36 2015 +0000
@@ -2,8 +2,8 @@
   ******************************************************************************
   * @file    stm32f0xx_hal_cec.c
   * @author  MCD Application Team
-  * @version V1.1.0
-  * @date    03-Oct-2014
+  * @version V1.2.0
+  * @date    11-December-2014
   * @brief   CEC HAL module driver.
   *          This file provides firmware functions to manage the following 
   *          functionalities of the High Definition Multimedia Interface 
@@ -77,6 +77,13 @@
 /* Includes ------------------------------------------------------------------*/
 #include "stm32f0xx_hal.h"
 
+#ifdef HAL_CEC_MODULE_ENABLED
+
+#if defined(STM32F042x6) || defined(STM32F048xx) ||\
+    defined(STM32F051x8) || defined(STM32F058xx) ||\
+    defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) ||\
+    defined(STM32F091xC) || defined (STM32F098xx)
+
 /** @addtogroup STM32F0xx_HAL_Driver
   * @{
   */
@@ -85,12 +92,6 @@
   * @brief HAL CEC module driver
   * @{
   */
-#ifdef HAL_CEC_MODULE_ENABLED
-
-#if defined(STM32F042x6) || defined(STM32F048xx) ||\
-    defined(STM32F051x8) || defined(STM32F058xx) ||\
-    defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) ||\
-    defined(STM32F091xC) || defined (STM32F098xx)
 
 /* Private typedef -----------------------------------------------------------*/
 /* Private define ------------------------------------------------------------*/
@@ -155,7 +156,7 @@
   uint32_t tmpreg = 0x0;
   
   /* Check the CEC handle allocation */
-  if(hcec == HAL_NULL)
+  if(hcec == NULL)
   {
     return HAL_ERROR;
   }
@@ -215,7 +216,7 @@
 HAL_StatusTypeDef HAL_CEC_DeInit(CEC_HandleTypeDef *hcec)
 {
   /* Check the CEC handle allocation */
-  if(hcec == HAL_NULL)
+  if(hcec == NULL)
   {
     return HAL_ERROR;
   }
@@ -330,7 +331,7 @@
   if((hcec->State == HAL_CEC_STATE_READY) && (__HAL_CEC_GET_TRANSMISSION_START_FLAG(hcec) == RESET)) 
   {
     hcec->ErrorCode = HAL_CEC_ERROR_NONE;
-    if((pData == HAL_NULL ) && (Size > 0)) 
+    if((pData == NULL ) && (Size > 0)) 
     {
       hcec->State = HAL_CEC_STATE_ERROR;
       return  HAL_ERROR;                                    
@@ -370,7 +371,7 @@
         {
           if((Timeout == 0) || ((HAL_GetTick() - tickstart) > Timeout))
           {
-            hcec->State = HAL_CEC_STATE_TIMEOUT;                
+            hcec->State = HAL_CEC_STATE_READY;                
             /* Process Unlocked */
             __HAL_UNLOCK(hcec);       
             return HAL_TIMEOUT;
@@ -478,7 +479,7 @@
   if (hcec->State == HAL_CEC_STATE_READY)
   { 
     hcec->ErrorCode = HAL_CEC_ERROR_NONE;
-    if (pData == HAL_NULL ) 
+    if (pData == NULL ) 
     {
       hcec->State = HAL_CEC_STATE_ERROR;
       return  HAL_ERROR;                                    
@@ -500,7 +501,7 @@
         {
           if((Timeout == 0) || ((HAL_GetTick() - tickstart) > Timeout))
           {
-            hcec->State = HAL_CEC_STATE_TIMEOUT;
+            hcec->State = HAL_CEC_STATE_READY;
             __HAL_UNLOCK(hcec);    
             return HAL_TIMEOUT;
           }
@@ -582,7 +583,7 @@
   if (((hcec->State == HAL_CEC_STATE_READY) || (hcec->State == HAL_CEC_STATE_STANDBY_RX)) 
   &&   (__HAL_CEC_GET_TRANSMISSION_START_FLAG(hcec) == RESET)) 
   {    
-    if((pData == HAL_NULL ) && (Size > 0)) 
+    if((pData == NULL ) && (Size > 0)) 
     {
       hcec->State = HAL_CEC_STATE_ERROR;
       return  HAL_ERROR;                                    
@@ -712,7 +713,7 @@
 {  
   if(hcec->State == HAL_CEC_STATE_READY)
   {
-    if(pData == HAL_NULL ) 
+    if(pData == NULL ) 
     {
       hcec->State = HAL_CEC_STATE_ERROR;
       return HAL_ERROR;                                    
@@ -990,8 +991,16 @@
       __HAL_CEC_ENABLE(hcec);
     
       __HAL_CEC_CLEAR_FLAG(hcec,CEC_ISR_TXBR|CEC_ISR_TXEND);
-          
-      hcec->State = HAL_CEC_STATE_READY;
+     
+      /* If RX interruptions are enabled, return to HAL_CEC_STATE_STANDBY_RX state */
+      if (__HAL_CEC_GET_IT_SOURCE(hcec, (CEC_IER_RXBRIE|CEC_IER_RXENDIE) ) != RESET)
+      {
+        hcec->State = HAL_CEC_STATE_STANDBY_RX;
+      }
+      else
+      {    
+        hcec->State = HAL_CEC_STATE_READY;
+      }
       
       HAL_CEC_TxCpltCallback(hcec);
       
@@ -1093,11 +1102,6 @@
   * @}
   */
   
-#endif /* defined(STM32F042x6) || defined(STM32F048xx) || defined(STM32F051x8) || defined(STM32F058xx) || */
-       /* defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || */
-       /* defined(STM32F091xC) || defined (STM32F098xx) */
-
-#endif /* HAL_CEC_MODULE_ENABLED */
 /**
   * @}
   */
@@ -1106,4 +1110,10 @@
   * @}
   */
 
+#endif /* defined(STM32F042x6) || defined(STM32F048xx) || defined(STM32F051x8) || defined(STM32F058xx) || */
+       /* defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || */
+       /* defined(STM32F091xC) || defined (STM32F098xx) */
+
+#endif /* HAL_CEC_MODULE_ENABLED */
+
 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/